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붙여야함"]]},"format":{"copied_from_pointer":{"id":"73ae9b7d-722d-468b-bd1d-006826a4daf3","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873217094,"last_edited_time":1711873217109,"parent_id":"092c4db3-2711-4fd0-bca8-1ed7cf3a6876","parent_table":"block","alive":true,"copied_from":"73ae9b7d-722d-468b-bd1d-006826a4daf3","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ce1b9120-e2af-4e37-a8b6-c701b0abe16b":{"value":{"id":"ce1b9120-e2af-4e37-a8b6-c701b0abe16b","version":2,"type":"code","properties":{"title":[["where e.detpno (+) = d.detpno\n\n#enmae을 가져온 emp as e 테이블이 모자라게 출력되기 때문에 (+)를 e.deptno에 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없는 결과를 볼 때 사용"]]},"content":["d6d6e055-ccd5-47ba-9d02-1fa13e78979e","8e062699-6ea7-49b7-8c33-6b1f480a3733"],"format":{"copied_from_pointer":{"id":"80e3456b-7d38-4801-8693-13477ea2a5fc","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873217092,"last_edited_time":1711873217109,"parent_id":"a7105564-ef42-4e06-92a3-b5c4dd44d828","parent_table":"block","alive":true,"copied_from":"80e3456b-7d38-4801-8693-13477ea2a5fc","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"d6d6e055-ccd5-47ba-9d02-1fa13e78979e":{"value":{"id":"d6d6e055-ccd5-47ba-9d02-1fa13e78979e","version":2,"type":"text","properties":{"title":[["오라클의 아우터 조인은 양쪽에 아우터 사인을 사용할 수 없음 "]]},"format":{"copied_from_pointer":{"id":"e602950f-fcd7-4d48-8193-2d52dec25621","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873217095,"last_edited_time":1711873217109,"parent_id":"ad8657af-18dd-4d31-9d06-aa1de92d7b91","parent_table":"block","alive":true,"copied_from":"e602950f-fcd7-4d48-8193-2d52dec25621","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8e062699-6ea7-49b7-8c33-6b1f480a3733":{"value":{"id":"8e062699-6ea7-49b7-8c33-6b1f480a3733","version":2,"type":"text","properties":{"title":[["따라서, 아우터 조인 사인을 양쪽에 붙이고 싶을 때 1999 ANSI문법을 사용함"]]},"format":{"copied_from_pointer":{"id":"dfeeb4f0-3fac-41e2-a144-ac3c1a841a71","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873217095,"last_edited_time":1711873217109,"parent_id":"ad8657af-18dd-4d31-9d06-aa1de92d7b91","parent_table":"block","alive":true,"copied_from":"dfeeb4f0-3fac-41e2-a144-ac3c1a841a71","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"779f6503-6dc0-48f0-a091-21cdfd327be6":{"value":{"id":"779f6503-6dc0-48f0-a091-21cdfd327be6","version":2,"type":"numbered_list","properties":{"title":[["판교에 있는 게임회사들 같은 경우 MSSQL을 많이 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20번인 사원들과 같은 월급을 받는 사원들의 이름, 월급을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"4a36010e-6886-43ca-8800-b7ef5f2d4d02","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873521278,"last_edited_time":1711873521299,"parent_id":"9747e82a-6795-4f64-b010-acc439997601","parent_table":"block","alive":true,"copied_from":"4a36010e-6886-43ca-8800-b7ef5f2d4d02","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4eb956fa-65e3-4548-a65e-4196b2ac6c8e":{"value":{"id":"4eb956fa-65e3-4548-a65e-4196b2ac6c8e","version":2,"type":"code","properties":{"title":[["A. select ename, sal\n from emp\n where sal in (select sal\n from emp\n where deptno = 20);\n\n#부서번호가 20번인 사원들이 여러명이므로, 월급이 여러개가 리턴됨\n##이 경우에는 이퀄(=)을 사용하면 안되고 in을 사용해야함\n###이런 서브쿼리를 다중행 서브쿼리(MULTIPLE ROW SUBQUERY)라고 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서브쿼리의 연산자: =, >, <, >=, <=, !=, ^=\n다중행 서브쿼리의 연산자: in, not in, >all, any, 2975;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"c13da45a-060c-495f-874d-6bf4df1d5086","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721935,"last_edited_time":1711873721989,"parent_id":"4f5ca5da-d8da-42ae-b0c8-ab7059cb9f3d","parent_table":"block","alive":true,"copied_from":"c13da45a-060c-495f-874d-6bf4df1d5086","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"018d18a6-08a8-46c1-8914-0da87fbce1c3":{"value":{"id":"018d18a6-08a8-46c1-8914-0da87fbce1c3","version":2,"type":"code","properties":{"title":[["select ename,age,address\nfrom emp\nwhere ename like ('김%')\nfor update; ---> 마지막에 FOR UPDATE \n\nCOMMIT; ---> LOCK풀기"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"931689b3-a40f-42fa-8e1e-89209c8335c8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721939,"last_edited_time":1711873721989,"parent_id":"0d328a2b-44e1-45bf-acb1-984fda446261","parent_table":"block","alive":true,"copied_from":"931689b3-a40f-42fa-8e1e-89209c8335c8","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4ec33552-5884-4c67-9c03-a47e61e399a7":{"value":{"id":"4ec33552-5884-4c67-9c03-a47e61e399a7","version":2,"type":"text","properties":{"title":[["\nlock은 update 문을 수행할 때 update를 하려는 행들을 자동으로 잠그는 기능\n그런데 select 할 때도 lock이 걸릴 수 있음\n\n※ select 할 때 왜 테이블에 락을 거는가\n⇒ 내가 이 데이터를 검색해서 보고 있는 동안 그 누구도 갱신하지 못하게 막는 것\n\nex) 쿠팡 매일 밤 자정에 하루 동안 생긴 총 매출액을 계산하는 쿼리문을 수행하는데 그 시간에 주문이 들어오면 그 주문 건은 매출에 잡히면 안됨\n→ 따라서 집계하려는 데이터에 락을 걸어서 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풂"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"b711058b-57f8-4973-afe5-65c27df4df32","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721939,"last_edited_time":1711873721989,"parent_id":"11ff6a94-7e2e-442a-bbe2-0f316c0ebfec","parent_table":"block","alive":true,"copied_from":"b711058b-57f8-4973-afe5-65c27df4df32","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8951e0b2-2e8d-44bb-9ed3-2767a48aab40":{"value":{"id":"8951e0b2-2e8d-44bb-9ed3-2767a48aab40","version":2,"type":"image","properties":{"size":[["17.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/12d3d5ef-0c0f-4bb3-813b-c39c1c666b3c/Untitled.png"]]},"format":{"block_width":667,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/12d3d5ef-0c0f-4bb3-813b-c39c1c666b3c/Untitled.png","block_full_width":false,"block_page_width":true,"block_aspect_ratio":0.7406296851574213,"copied_from_pointer":{"id":"cb6aa2a3-72ea-4bef-92b5-6202d79a6a61","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721939,"last_edited_time":1711873721989,"parent_id":"11ff6a94-7e2e-442a-bbe2-0f316c0ebfec","parent_table":"block","alive":true,"copied_from":"cb6aa2a3-72ea-4bef-92b5-6202d79a6a61","file_ids":["12d3d5ef-0c0f-4bb3-813b-c39c1c666b3c"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"dc29c6df-4050-4064-ba36-094e3b2672fa":{"value":{"id":"dc29c6df-4050-4064-ba36-094e3b2672fa","version":2,"type":"text","format":{"copied_from_pointer":{"id":"a8347b49-80bf-44c0-bfdc-2985f7f438b1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721939,"last_edited_time":1711873721989,"parent_id":"11ff6a94-7e2e-442a-bbe2-0f316c0ebfec","parent_table":"block","alive":true,"copied_from":"a8347b49-80bf-44c0-bfdc-2985f7f438b1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"0679caf4-c178-4ff3-8e89-2eebc83b9005":{"value":{"id":"0679caf4-c178-4ff3-8e89-2eebc83b9005","version":2,"type":"text","format":{"copied_from_pointer":{"id":"4b632294-45c1-41c8-8510-c835e45c129d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721944,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"4b632294-45c1-41c8-8510-c835e45c129d","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e7de54ce-4c93-45c6-b012-8e3f2f77f32f":{"value":{"id":"e7de54ce-4c93-45c6-b012-8e3f2f77f32f","version":2,"type":"text","properties":{"title":[["예제1. emp_backup9 테이블을 생성하는데 emp 테이블의 구조만 가지고 생성하시오"]]},"format":{"copied_from_pointer":{"id":"b9cb023a-f8f6-45d0-852b-ae482b7c347f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721944,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"b9cb023a-f8f6-45d0-852b-ae482b7c347f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"de65e7a6-8eea-4424-b96f-cdd6b4b0e77c":{"value":{"id":"de65e7a6-8eea-4424-b96f-cdd6b4b0e77c","version":2,"type":"code","properties":{"title":[["create table emp_backup9\nas\nselect *\nfrom emp\nwhere 1=2; \n\n#성립되지않음. 즉, where절은 거짓이 됨.\n#이렇게 되면 구조만 생성되고 데이터는 넘어가지 않음."]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"13bf09c1-2e92-44c1-b71f-e9a8207f7af5","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721944,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"13bf09c1-2e92-44c1-b71f-e9a8207f7af5","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"098b3f95-691f-401a-904f-58ae85f32aa6":{"value":{"id":"098b3f95-691f-401a-904f-58ae85f32aa6","version":2,"type":"text","format":{"copied_from_pointer":{"id":"e5ad9818-1778-493c-8d03-716cb61b2601","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721944,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"e5ad9818-1778-493c-8d03-716cb61b2601","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"61ab3ae8-6662-4f23-9866-c2f83052a01c":{"value":{"id":"61ab3ae8-6662-4f23-9866-c2f83052a01c","version":2,"type":"text","properties":{"title":[["예제2. emp 테이블의 모든 데이터를 emp_backup9에 이행하시오."]]},"format":{"copied_from_pointer":{"id":"72aecec5-9ac5-4f63-8d48-ecdbfa3f1038","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721944,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"72aecec5-9ac5-4f63-8d48-ecdbfa3f1038","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"66317f82-8389-4e6c-9e10-6653e9afa051":{"value":{"id":"66317f82-8389-4e6c-9e10-6653e9afa051","version":2,"type":"code","properties":{"title":[["insert into emp_backup9\nselect *\nfrom 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다시 emp 테이블의 데이터를 emp_backup9에 입력하는데 월급은 0으로 해서 입력하시오."]]},"format":{"copied_from_pointer":{"id":"0c7af46d-a80f-4fe4-8e6e-c10378444bff","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721945,"last_edited_time":1711873721989,"parent_id":"11e8e603-e4d7-4013-bf9b-aecc4a7a1bfe","parent_table":"block","alive":true,"copied_from":"0c7af46d-a80f-4fe4-8e6e-c10378444bff","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"707f9a5b-bcf6-44e3-8a9b-df14ec40edcb":{"value":{"id":"707f9a5b-bcf6-44e3-8a9b-df14ec40edcb","version":2,"type":"code","properties":{"title":[["insert into emp_backup9(empno,ename,sal,job,mgr,hiredate,comm,deptno)\nselect empno,ename, 0,job,mgr,hiredate,comm,deptno\nfrom 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"]]},"format":{"copied_from_pointer":{"id":"4f34d0d2-5b26-470d-aaff-b78613b89ebf","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"4f34d0d2-5b26-470d-aaff-b78613b89ebf","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ff49500d-07c2-4088-9774-5c051068f9a4":{"value":{"id":"ff49500d-07c2-4088-9774-5c051068f9a4","version":2,"type":"code","properties":{"title":[["update emp \nset comm = 9000\nwhere hiredate > (select hiredate\n from emp \n where ename = 'ALLEN');"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"a3784cf3-e3de-40cc-9a74-0fa3dd28d510","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"a3784cf3-e3de-40cc-9a74-0fa3dd28d510","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"176c654d-fe5e-4f6b-9138-8e0f3bb2b6c7":{"value":{"id":"176c654d-fe5e-4f6b-9138-8e0f3bb2b6c7","version":2,"type":"text","properties":{"title":[["예제4. KING의 월급을 ALLEN의 월급으로 변경하시오"]]},"format":{"copied_from_pointer":{"id":"95237361-9a75-4faa-b8c6-5d8619fd8e25","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"95237361-9a75-4faa-b8c6-5d8619fd8e25","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"9ace218e-b2f6-408b-8a35-8253bffb4aaf":{"value":{"id":"9ace218e-b2f6-408b-8a35-8253bffb4aaf","version":2,"type":"code","properties":{"title":[["update emp\nset sal = (select sal \n from emp \n where ename = 'ALLEN')\nwhere ename = 'KING';"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"05751683-0571-41cd-852e-751db826e737","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"05751683-0571-41cd-852e-751db826e737","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b01423cf-fb1d-4943-be5a-0cca973e205e":{"value":{"id":"b01423cf-fb1d-4943-be5a-0cca973e205e","version":2,"type":"text","properties":{"title":[["예제5. KING의 부서 번호를 JAMES의 부서 번호로 변경하시오"]]},"format":{"copied_from_pointer":{"id":"38fa0e1d-2adc-4009-96fe-1d034bc282ed","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"38fa0e1d-2adc-4009-96fe-1d034bc282ed","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6f9c1224-ed55-4edf-aa86-6cc254d6e59b":{"value":{"id":"6f9c1224-ed55-4edf-aa86-6cc254d6e59b","version":2,"type":"code","properties":{"title":[["update emp\nset deptno = (select deptno \n from emp \n where ename = 'JAMES')\nwhere ename = 'KING';"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"b5c3b613-460c-45d7-b86b-e8f51d0f4566","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"b5c3b613-460c-45d7-b86b-e8f51d0f4566","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6a1208f9-748f-48b7-ad51-d6b585af53e4":{"value":{"id":"6a1208f9-748f-48b7-ad51-d6b585af53e4","version":2,"type":"text","properties":{"title":[["예제6. emp 테이블에 loc 컬럼을 추가하시오."]]},"format":{"copied_from_pointer":{"id":"dbf56003-9ba3-4be5-9fb1-f47cb43d0bd1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"dbf56003-9ba3-4be5-9fb1-f47cb43d0bd1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"60a71dda-5d78-4c7a-b612-8ea832a3b090":{"value":{"id":"60a71dda-5d78-4c7a-b612-8ea832a3b090","version":2,"type":"code","properties":{"title":[["alter table emp\nadd loc varchar2(10);"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"88d9b1e8-71d4-4d7f-a3b6-8c4f164ba737","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"88d9b1e8-71d4-4d7f-a3b6-8c4f164ba737","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"2391d762-952d-40ee-ba70-9085f66e1fee":{"value":{"id":"2391d762-952d-40ee-ba70-9085f66e1fee","version":2,"type":"text","properties":{"title":[["예제7. (복습문제) 이름, 사원 테이블의 부서 위치, 부서 테이블의 부서 위치를 출력"]]},"format":{"copied_from_pointer":{"id":"a415de8f-c8b1-468f-a2f0-743d7788ff96","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"a415de8f-c8b1-468f-a2f0-743d7788ff96","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"1a1419d1-65d4-4787-b766-9d681a3be736":{"value":{"id":"1a1419d1-65d4-4787-b766-9d681a3be736","version":2,"type":"code","properties":{"title":[["select e.ename, e.loc as emp_loc, d.loc as dept_loc\nfrom emp e, dept d\nwhere e.deptno=d.deptno;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"345acac8-f97c-42c9-aa6a-907c25aa40a9","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721949,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"345acac8-f97c-42c9-aa6a-907c25aa40a9","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b5597e51-3335-4ba4-8e06-dcef8070e88a":{"value":{"id":"b5597e51-3335-4ba4-8e06-dcef8070e88a","version":2,"type":"image","properties":{"size":[["9.3KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/39db01f4-9a43-4121-a248-f77299b8f32f/Untitled.png"]]},"format":{"block_width":239,"block_height":303,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/39db01f4-9a43-4121-a248-f77299b8f32f/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.2677824267782427,"copied_from_pointer":{"id":"e50beeb7-340c-4f15-94b5-598147277adb","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"e50beeb7-340c-4f15-94b5-598147277adb","file_ids":["39db01f4-9a43-4121-a248-f77299b8f32f"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"70ca5356-9a0a-47c4-b75a-14e6dc45f6fc":{"value":{"id":"70ca5356-9a0a-47c4-b75a-14e6dc45f6fc","version":2,"type":"text","properties":{"title":[["예제8. update 절의 서브 쿼리를 이용해서 dept_loc의 컬럼을 emp_loc 컬럼에 갱신"]]},"format":{"copied_from_pointer":{"id":"bd651de2-b6f7-42c4-973d-f9501d9083ed","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"bd651de2-b6f7-42c4-973d-f9501d9083ed","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"5cc4fa5e-80d7-44c4-ab84-ee76bd7e883c":{"value":{"id":"5cc4fa5e-80d7-44c4-ab84-ee76bd7e883c","version":2,"type":"code","properties":{"title":[["update (select e.ename, e.loc as emp_loc, d.loc as dept_loc\n\t\t\t\tfrom emp e, dept d\n\t\t\t\twhere e.deptno=d.deptno)\nset emp_loc = dept_loc;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"9ecc13cd-8e60-425d-ba1d-f150978f8149","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"9ecc13cd-8e60-425d-ba1d-f150978f8149","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"db19c8fe-30e5-4726-ad3e-bffb14dee2f2":{"value":{"id":"db19c8fe-30e5-4726-ad3e-bffb14dee2f2","version":2,"type":"image","properties":{"size":[["8.9KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/b70683fa-309a-40f0-8f40-e0659ade54ca/Untitled.png"]]},"format":{"block_width":240,"block_height":306,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/b70683fa-309a-40f0-8f40-e0659ade54ca/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.2966101694915255,"copied_from_pointer":{"id":"c4892aa2-7d6b-4a1d-8601-d63dc84a388e","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"c4892aa2-7d6b-4a1d-8601-d63dc84a388e","file_ids":["b70683fa-309a-40f0-8f40-e0659ade54ca"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"f80dbdc7-888a-4aa4-86b8-5bc70fc68932":{"value":{"id":"f80dbdc7-888a-4aa4-86b8-5bc70fc68932","version":2,"type":"text","properties":{"title":[["⇒ 속도가 매우 빠름;"]]},"format":{"copied_from_pointer":{"id":"27bd9b07-2523-4e89-831c-a7539d35542c","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"27bd9b07-2523-4e89-831c-a7539d35542c","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"55c08137-e7d6-4037-9e33-39ebdf664420":{"value":{"id":"55c08137-e7d6-4037-9e33-39ebdf664420","version":2,"type":"text","properties":{"title":[["⇒"],[" 위의 update 문이 merge 문과 함께 SQL 튜너들이 자주 사용하는 튜닝 SQL",[["h","red"]]]]},"format":{"copied_from_pointer":{"id":"d72a34e3-97f3-493d-8eef-8103ca5b0a4b","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"d72a34e3-97f3-493d-8eef-8103ca5b0a4b","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a05833cc-6833-4ec3-9611-514ae2f7719d":{"value":{"id":"a05833cc-6833-4ec3-9611-514ae2f7719d","version":2,"type":"text","properties":{"title":[["Q1. emp18 테이블에 t_price 컬럼의 데이터룰 null로 변경하고 commit하시오."]]},"format":{"copied_from_pointer":{"id":"6d73e71d-5f5b-443a-8126-d8b07884b96d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"6d73e71d-5f5b-443a-8126-d8b07884b96d","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"d35d2100-0841-4219-9f95-8c91453383f3":{"value":{"id":"d35d2100-0841-4219-9f95-8c91453383f3","version":2,"type":"code","properties":{"title":[["update emp18\nset t_price = null;\ncommit;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"4eb51989-4035-489b-ad6c-260b27452a8f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"4eb51989-4035-489b-ad6c-260b27452a8f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c54fa5ba-d5e8-422a-8a7c-4af3e32728ac":{"value":{"id":"c54fa5ba-d5e8-422a-8a7c-4af3e32728ac","version":2,"type":"text","properties":{"title":[["Q2. emp18 테이블과 telecom_table을 조인해서 이름을 출력하고 emp18 테이블의 t_price를 출력하고 telecom_table 테이블의 t_price를 출력하시오(컬럼 별칭을 각각 다르게 주세요)"]]},"format":{"copied_from_pointer":{"id":"9d98e3f3-180a-4841-b5a1-663fb2978c82","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"9d98e3f3-180a-4841-b5a1-663fb2978c82","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"1f204e17-bae5-4803-8771-8e8f8676de29":{"value":{"id":"1f204e17-bae5-4803-8771-8e8f8676de29","version":2,"type":"code","properties":{"title":[["select e.ename, e.t_price e_t_tprice, t.t_price t_t_tprice\nfrom emp18 e, telecom_table t\nwhere lower(e.telecom) = t.telecom;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"5005a33d-7855-4494-979e-9d4b3b702f32","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"5005a33d-7855-4494-979e-9d4b3b702f32","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ebc4ef5b-ef9f-4051-9e33-c5c3314e2f5f":{"value":{"id":"ebc4ef5b-ef9f-4051-9e33-c5c3314e2f5f","version":2,"type":"image","properties":{"size":[["8.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/81600004-0b75-48c6-91ad-37121799f7d6/Untitled.png"]]},"format":{"block_width":288,"block_height":343,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/81600004-0b75-48c6-91ad-37121799f7d6/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.314176245210728,"copied_from_pointer":{"id":"5cb88b92-99b2-4803-87f1-4a724906a2c3","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"5cb88b92-99b2-4803-87f1-4a724906a2c3","file_ids":["81600004-0b75-48c6-91ad-37121799f7d6"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ae1b166f-2377-4fb6-9200-135de7d219eb":{"value":{"id":"ae1b166f-2377-4fb6-9200-135de7d219eb","version":2,"type":"text","properties":{"title":[["Q3. update 절의 서브 쿼리를 이용해서 emp18 테이블의 t_price 의 값을 해당 학생의 통신비로 값을 갱신하시오."]]},"format":{"copied_from_pointer":{"id":"5f33b3c9-4260-4ba8-a28e-01bbdc427b8b","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"5f33b3c9-4260-4ba8-a28e-01bbdc427b8b","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b6437ad2-0ef6-4f38-a3fa-9485ff4c1c8c":{"value":{"id":"b6437ad2-0ef6-4f38-a3fa-9485ff4c1c8c","version":2,"type":"code","properties":{"title":[["update (select e.ename, e.t_price e_t_tprice, t.t_price t_t_tprice\n\t\t\t\tfrom emp18 e, telecom_table t\n\t\t\t\twhere lower(e.telecom) = t.telecom)\nset e_t_tprice = t_t_tprice;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"05d6009a-ed84-435c-a154-cbb16bc7760d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"05d6009a-ed84-435c-a154-cbb16bc7760d","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"f96fcecb-0d13-4e44-9b78-e3015f756b3b":{"value":{"id":"f96fcecb-0d13-4e44-9b78-e3015f756b3b","version":2,"type":"image","properties":{"size":[["8.2KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/af99b912-a15b-4c2f-9ea1-e69c15c8e7aa/Untitled.png"]]},"format":{"block_width":288,"block_height":340,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/af99b912-a15b-4c2f-9ea1-e69c15c8e7aa/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.297709923664122,"copied_from_pointer":{"id":"7f038ef2-8a52-4f6b-b4a3-2cf8026612ff","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"7f038ef2-8a52-4f6b-b4a3-2cf8026612ff","file_ids":["af99b912-a15b-4c2f-9ea1-e69c15c8e7aa"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"06478d6c-803b-46e4-8cbe-ba94d59f1aa3":{"value":{"id":"06478d6c-803b-46e4-8cbe-ba94d59f1aa3","version":2,"type":"text","properties":{"title":[["Q4. 아래의 환경을 구성하시오"]]},"format":{"copied_from_pointer":{"id":"c6b608ae-941b-47c4-ba3b-bd2089053455","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721950,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"c6b608ae-941b-47c4-ba3b-bd2089053455","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"95349bba-b1fc-4479-b8f7-74876402e752":{"value":{"id":"95349bba-b1fc-4479-b8f7-74876402e752","version":2,"type":"code","properties":{"title":[["drop table sales100;\n\n-- 실습 환경만들기\n \ncreate table sales100\nas\n select *\n from sh.sales;\n\ncreate table sales200\nas\n select rownum rn, prod_id, cust_id, time_id, channel_id,\n promo_id, quantity_sold, amount_sold\n from sales100;\n\nalter table sales200\n add date_id date;\n\ncreate table time2\n ( rn number(10),\n date_id date );\n\nbegin\n for i in 1 .. 918843 loop\n insert into time2\n values( i , to_date('1961/01/02','YYYY/MM/DD')+ i );\n end loop;\nend;\n/\n\ncommit;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"5c243d85-9928-4825-ad27-34953a0cd74d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721951,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"5c243d85-9928-4825-ad27-34953a0cd74d","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"22e3b2e3-ff43-4347-a04a-89ba7c3caa5d":{"value":{"id":"22e3b2e3-ff43-4347-a04a-89ba7c3caa5d","version":2,"type":"image","properties":{"size":[["1.2KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/1343ab84-4f46-4b06-a3b7-ffc5353893f1/Untitled.png"]]},"format":{"block_width":144,"block_height":43,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/1343ab84-4f46-4b06-a3b7-ffc5353893f1/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.4725274725274725,"copied_from_pointer":{"id":"5bc526a1-d14e-4ef3-b976-f89a09426df5","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721951,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"5bc526a1-d14e-4ef3-b976-f89a09426df5","file_ids":["1343ab84-4f46-4b06-a3b7-ffc5353893f1"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8736132b-0244-40a5-b9c0-5eaa2bb18246":{"value":{"id":"8736132b-0244-40a5-b9c0-5eaa2bb18246","version":2,"type":"text","properties":{"title":[["⇒ sales200 테이블의 date_id가 null값인지 확인"]]},"format":{"copied_from_pointer":{"id":"7f76a9bd-89c8-4380-9cf8-2293e2aeffab","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873721951,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"7f76a9bd-89c8-4380-9cf8-2293e2aeffab","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"53361435-e271-4338-9d88-fa466e573547":{"value":{"id":"53361435-e271-4338-9d88-fa466e573547","version":2,"type":"image","properties":{"size":[["22.8KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/8a1ee974-a88d-4361-af2f-cd90934e2858/Untitled.png"]]},"format":{"block_width":657,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/8a1ee974-a88d-4361-af2f-cd90934e2858/Untitled.png","block_full_width":false,"block_page_width":true,"block_aspect_ratio":0.441400304414003,"copied_from_pointer":{"id":"19cee5c0-b43c-4a31-ac70-c9d504466481","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873721951,"last_edited_time":1711873721989,"parent_id":"1ce342b7-2184-48ff-8e26-ab7e2f360ed4","parent_table":"block","alive":true,"copied_from":"19cee5c0-b43c-4a31-ac70-c9d504466481","file_ids":["8a1ee974-a88d-4361-af2f-cd90934e2858"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"bc776bfa-0dc3-4bc4-b201-0ac1e80e4927":{"value":{"id":"bc776bfa-0dc3-4bc4-b201-0ac1e80e4927","version":2,"type":"text","properties":{"title":[["오늘의 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kt인 학생중에서 나이가 2번째로 많은 학생을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"b566a64e-c63d-4534-8be7-1e49b278c43f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821245424,"last_edited_time":1711821245424,"parent_id":"0a63acae-6fc1-4051-8675-f477c497151d","parent_table":"block","alive":true,"copied_from":"b566a64e-c63d-4534-8be7-1e49b278c43f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"475b541b-7bf0-46a1-b4c9-fd120f3e790e":{"value":{"id":"475b541b-7bf0-46a1-b4c9-fd120f3e790e","version":1,"type":"code","properties":{"title":[["ERROR. select row_number() over (order by age desc) 번호, ename, age, telecom\n\t\tfrom emp18\n\t\twhere lower(telecom)='kt' and 번호 = 2;\n\n\t!!ERROR!!\n\t실행 순서에 의해 WHERE절에 번호 = 2는 부적합 식별자 에러 발생\n\nA. select 번호, ename, age, telecom\n\t\tfrom ( select row_number() over (order by age desc) 번호,\n\t\t\t\t\tename, age, telecom\n\t\t\t\t\t\tfrom emp18\n\t\t\t\t\t\twhere lower(telecom)='kt' )\n\t\twhere 번호 = 2;\n\n#서브쿼리의 sql결과를 memory에 올린 후 실행되게 해야하기 때문에\n##in line 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bonus table을 생성하시오"]]},"format":{"copied_from_pointer":{"id":"b561e3b6-1d55-4282-b094-753453786cce","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821236780,"last_edited_time":1711821236780,"parent_id":"a6faa8f8-cf55-47f5-9688-abfbb81f3466","parent_table":"block","alive":true,"copied_from":"b561e3b6-1d55-4282-b094-753453786cce","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c06d1a31-151c-40ef-8a1f-5d7bb8307383":{"value":{"id":"c06d1a31-151c-40ef-8a1f-5d7bb8307383","version":1,"type":"code","properties":{"title":[["create table bonus\n\t(empno number(10), b_bonus number(10));\n\ninsert into bonus\nselect empno, sal*1.2\n\tfrom emp;\n\ncommit;\n\nselect * from bonus;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"c84501a4-c10d-4f99-8975-f879792269c1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821236780,"last_edited_time":1711821236780,"parent_id":"a6faa8f8-cf55-47f5-9688-abfbb81f3466","parent_table":"block","alive":true,"copied_from":"c84501a4-c10d-4f99-8975-f879792269c1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"9c287203-ea77-45e5-b8a6-6a2271679aa5":{"value":{"id":"9c287203-ea77-45e5-b8a6-6a2271679aa5","version":1,"type":"text","properties":{"title":[["emp 테이블과 bonus 테이블을 조인해서 이름, 월급, 보너스(b_bonus)를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"64ece48b-4697-425b-913f-99989f339d38","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237303,"last_edited_time":1711821237303,"parent_id":"88fdb56b-2488-428e-bde5-b4b040172961","parent_table":"block","alive":true,"copied_from":"64ece48b-4697-425b-913f-99989f339d38","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b8c87bf3-be41-4a24-bb59-f1a0022d12ee":{"value":{"id":"b8c87bf3-be41-4a24-bb59-f1a0022d12ee","version":1,"type":"code","properties":{"title":[["A. select e.ename, e.sal, b.b_bonus\n from emp e, bonus b\n where e.empno = b.empno;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"ee60e100-7797-435d-bf39-21c1662e392f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237303,"last_edited_time":1711821237303,"parent_id":"88fdb56b-2488-428e-bde5-b4b040172961","parent_table":"block","alive":true,"copied_from":"ee60e100-7797-435d-bf39-21c1662e392f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6043a565-ec90-4c48-a10b-e2847db3f01e":{"value":{"id":"6043a565-ec90-4c48-a10b-e2847db3f01e","version":1,"type":"image","properties":{"size":[["9.6KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/cec6f385-90d6-4677-96ed-59ce59e63977/Untitled.png"]]},"format":{"block_width":220,"block_height":314,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/cec6f385-90d6-4677-96ed-59ce59e63977/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.4272727272727272,"copied_from_pointer":{"id":"dc0a2ff8-759f-4bf2-9d95-e01b556e11b5","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821237303,"last_edited_time":1711821237303,"parent_id":"88fdb56b-2488-428e-bde5-b4b040172961","parent_table":"block","alive":true,"copied_from":"dc0a2ff8-759f-4bf2-9d95-e01b556e11b5","file_ids":["cec6f385-90d6-4677-96ed-59ce59e63977"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"1144c556-160e-46e6-89a3-f8c6e78e1f8a":{"value":{"id":"1144c556-160e-46e6-89a3-f8c6e78e1f8a","version":1,"type":"text","properties":{"title":[["emp와 dept와 bonus를 조인해서 이름, 월급, 보너스, 부서위치를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"14ba5b44-b5f6-494e-8582-dd82aef8f1ee","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237280,"last_edited_time":1711821237280,"parent_id":"5fd59a9f-3c72-42ac-9c8b-f25fc1931366","parent_table":"block","alive":true,"copied_from":"14ba5b44-b5f6-494e-8582-dd82aef8f1ee","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8eead483-9c63-4e35-9924-e660f64b5c74":{"value":{"id":"8eead483-9c63-4e35-9924-e660f64b5c74","version":1,"type":"code","properties":{"title":[["A. select e.ename, e.sal, b.b_bonus, d.loc\n from emp e, bonus b, dept d\n where e.empno = b.empno #연결 조인 조건\n and e.deptno = d.deptno; #연결 조인 조건"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"ca0d7826-c90b-4990-bcf4-8c8f4dd7c422","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237280,"last_edited_time":1711821237280,"parent_id":"5fd59a9f-3c72-42ac-9c8b-f25fc1931366","parent_table":"block","alive":true,"copied_from":"ca0d7826-c90b-4990-bcf4-8c8f4dd7c422","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"2e5661c8-e305-4f3f-9927-91077f1ea55d":{"value":{"id":"2e5661c8-e305-4f3f-9927-91077f1ea55d","version":1,"type":"image","properties":{"size":[["11.5KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a1f606f5-493a-4c85-ae3e-40c8fc03c238/Untitled.png"]]},"format":{"block_width":275,"block_height":311,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a1f606f5-493a-4c85-ae3e-40c8fc03c238/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.1309090909090909,"copied_from_pointer":{"id":"d0719904-2e64-446f-becf-c0c64569b351","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821237280,"last_edited_time":1711821237280,"parent_id":"5fd59a9f-3c72-42ac-9c8b-f25fc1931366","parent_table":"block","alive":true,"copied_from":"d0719904-2e64-446f-becf-c0c64569b351","file_ids":["a1f606f5-493a-4c85-ae3e-40c8fc03c238"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e985b1b5-820d-4999-94f3-6e7dfd6b73fa":{"value":{"id":"e985b1b5-820d-4999-94f3-6e7dfd6b73fa","version":1,"type":"text","properties":{"title":[["위의 결과를 다시 출력하는데, 부서위치가 DALLAS인 사원들만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"fec3d7db-6bc6-4d21-b5fc-fb15372cb189","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237270,"last_edited_time":1711821237270,"parent_id":"112811eb-54a6-4f79-8729-a92de303898d","parent_table":"block","alive":true,"copied_from":"fec3d7db-6bc6-4d21-b5fc-fb15372cb189","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"93e0998f-0f2d-4cca-a22e-ae8a62c9ecca":{"value":{"id":"93e0998f-0f2d-4cca-a22e-ae8a62c9ecca","version":1,"type":"code","properties":{"title":[["A. select e.ename, e.sal, b.b_bonus, d.loc\n from emp e, bonus b, dept d\n where e.empno = b.empno #연결 조인 조건\n and e.deptno = d.deptno #연결 조인 조건\n and d.loc = 'DALLAS'; #검색 조건"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"da0c1855-70d1-419d-aab6-7e0a6df7a421","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237270,"last_edited_time":1711821237270,"parent_id":"112811eb-54a6-4f79-8729-a92de303898d","parent_table":"block","alive":true,"copied_from":"da0c1855-70d1-419d-aab6-7e0a6df7a421","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"5fe9afb7-3c0d-4508-872c-bc7f6ee6b63b":{"value":{"id":"5fe9afb7-3c0d-4508-872c-bc7f6ee6b63b","version":1,"type":"image","properties":{"size":[["4.6KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/e4a64c62-2695-43ad-a115-53004753c268/Untitled.png"]]},"format":{"block_width":260,"block_height":127,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/e4a64c62-2695-43ad-a115-53004753c268/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.48846153846153845,"copied_from_pointer":{"id":"c7ae1a72-74ce-4437-881a-5e18e6e5f290","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821237270,"last_edited_time":1711821237270,"parent_id":"112811eb-54a6-4f79-8729-a92de303898d","parent_table":"block","alive":true,"copied_from":"c7ae1a72-74ce-4437-881a-5e18e6e5f290","file_ids":["e4a64c62-2695-43ad-a115-53004753c268"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e7111bcb-f785-4f97-ba01-5bfb8cd51c6a":{"value":{"id":"e7111bcb-f785-4f97-ba01-5bfb8cd51c6a","version":1,"type":"code","properties":{"title":[["drop table salgrade;\n \ncreate table salgrade\n( grade number(10),\n losal number(10),\n hisal number(10) );\n \ninsert into salgrade values(1,700,1200);\ninsert into salgrade values(2,1201,1400);\ninsert into salgrade values(3,1401,2000);\ninsert into salgrade values(4,2001,3000);\ninsert into salgrade values(5,3001,9999);\n \ncommit;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"537ab68a-de29-433f-85d7-e03555923d3f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821244841,"last_edited_time":1711821244841,"parent_id":"d9347d1b-5de9-46e9-af81-62d84bd95c7a","parent_table":"block","alive":true,"copied_from":"537ab68a-de29-433f-85d7-e03555923d3f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e233012e-f0c4-47fd-a39d-7a9fff8e03f5":{"value":{"id":"e233012e-f0c4-47fd-a39d-7a9fff8e03f5","version":1,"type":"text","properties":{"title":[["emp테이블과 salgrade 테이블을 서로 조인해서 이름, 월급, 급여등급(grade)을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"fd9ef938-c9eb-4b38-b679-0583f558b394","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237282,"last_edited_time":1711821237282,"parent_id":"4219c839-3ad6-41d6-9737-2a740cb3c28f","parent_table":"block","alive":true,"copied_from":"fd9ef938-c9eb-4b38-b679-0583f558b394","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"87340daf-e445-4390-8a74-5a1bc24465f7":{"value":{"id":"87340daf-e445-4390-8a74-5a1bc24465f7","version":1,"type":"code","properties":{"title":[["select e.ename, e.sal, s.grade\n\tfrom emp e, salgrade s\n\twhere e.sal between s.losal and s.hisal;\n\n#emp와 salgrade 테이블은 서로 공통된 column이 없어서 equal join은 어려움\n##따라서 oracle 조인 문법을 사용함\n\nemp 테이블의 월급이 salgrade 테이블의 losal과 hisal사이에 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'DALLAS'; #일반 조건"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"d218a0b9-93e1-4b61-8bcb-07d242b53ed1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821237284,"last_edited_time":1711821237284,"parent_id":"a69ed0bf-e574-4401-8f62-028852b5f4ed","parent_table":"block","alive":true,"copied_from":"d218a0b9-93e1-4b61-8bcb-07d242b53ed1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a6496fef-1cf9-4a1e-b501-652297bc17c7":{"value":{"id":"a6496fef-1cf9-4a1e-b501-652297bc17c7","version":1,"type":"image","properties":{"size":[["4.4KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/11e4d00a-0fbb-4569-b6e1-ff6233d21adc/Untitled.png"]]},"format":{"block_width":253,"block_height":126,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/11e4d00a-0fbb-4569-b6e1-ff6233d21adc/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.4980237154150198,"copied_from_pointer":{"id":"1ffc7d0c-35ec-4344-9a06-173455817e07","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821237283,"last_edited_time":1711821237283,"parent_id":"a69ed0bf-e574-4401-8f62-028852b5f4ed","parent_table":"block","alive":true,"copied_from":"1ffc7d0c-35ec-4344-9a06-173455817e07","file_ids":["11e4d00a-0fbb-4569-b6e1-ff6233d21adc"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"7b760b03-0ede-4617-bb88-9908ccddd0c3":{"value":{"id":"7b760b03-0ede-4617-bb88-9908ccddd0c3","version":1,"type":"text","properties":{"title":[["emp와 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써줘야함"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"e361bee1-f3bc-40cd-8986-429b2e82d987","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821236786,"last_edited_time":1711821236786,"parent_id":"2523b5ab-3cb4-4304-82bc-e37b571b7a1e","parent_table":"block","alive":true,"copied_from":"e361bee1-f3bc-40cd-8986-429b2e82d987","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"60ea1f1a-5a3f-46bf-9cea-f33668f51611":{"value":{"id":"60ea1f1a-5a3f-46bf-9cea-f33668f51611","version":1,"type":"image","properties":{"size":[["6.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/aba870da-55e3-40da-81a4-5f11000a8d5f/Untitled.png"]]},"format":{"block_width":466,"block_height":96,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/aba870da-55e3-40da-81a4-5f11000a8d5f/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.20600858369098712,"copied_from_pointer":{"id":"5c1a7ad1-edb1-4c7e-8212-6780d557697d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821236786,"last_edited_time":1711821236786,"parent_id":"2523b5ab-3cb4-4304-82bc-e37b571b7a1e","parent_table":"block","alive":true,"copied_from":"5c1a7ad1-edb1-4c7e-8212-6780d557697d","file_ids":["aba870da-55e3-40da-81a4-5f11000a8d5f"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6e6fdd9a-f78c-41f6-adb0-579e0ed6626b":{"value":{"id":"6e6fdd9a-f78c-41f6-adb0-579e0ed6626b","version":1,"type":"text","properties":{"title":[["부서테이블 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dept를 조인해서 이름과 부서위치를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"52d2596a-b749-4a7d-a01d-d2901b13328c","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253223,"last_edited_time":1711821253223,"parent_id":"1ce7c956-8873-45d5-b2d5-715d250411ca","parent_table":"block","alive":true,"copied_from":"52d2596a-b749-4a7d-a01d-d2901b13328c","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"5e0e847a-5b53-4de0-b644-029050e41223":{"value":{"id":"5e0e847a-5b53-4de0-b644-029050e41223","version":1,"type":"code","properties":{"title":[["select e.ename, d.loc\n from emp e, dept d\n where e.deptno = d.deptno;\n\n\t!BOSTON!\n\t이 출력되지 않은 것을 볼 수 있음.\n\tEMP 테이블에 부서번호 40번이 없기 때문\n\t40번 부서번호가 입력되지 않으면 위의 SQL로는 영원히 BOSTON을 볼 수 없음\n\n\t만약 BOSTON이 출력되게 하고싶다면? => 예제3"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"668b8af5-7c41-4c73-b459-97a4e9c5a209","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253223,"last_edited_time":1711821253223,"parent_id":"1ce7c956-8873-45d5-b2d5-715d250411ca","parent_table":"block","alive":true,"copied_from":"668b8af5-7c41-4c73-b459-97a4e9c5a209","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"bce30078-dcb7-4313-859b-6cae0a0ae187":{"value":{"id":"bce30078-dcb7-4313-859b-6cae0a0ae187","version":1,"type":"image","properties":{"size":[["7.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ed0f3482-234d-4401-ad03-7cd0923fa006/Untitled.png"]]},"format":{"block_width":153,"block_height":313,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ed0f3482-234d-4401-ad03-7cd0923fa006/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":2.045751633986928,"copied_from_pointer":{"id":"136341bc-681f-49ce-af82-644c3658b497","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821253223,"last_edited_time":1711821253223,"parent_id":"1ce7c956-8873-45d5-b2d5-715d250411ca","parent_table":"block","alive":true,"copied_from":"136341bc-681f-49ce-af82-644c3658b497","file_ids":["ed0f3482-234d-4401-ad03-7cd0923fa006"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c87431fd-2783-4b40-805e-8f398813a4f1":{"value":{"id":"c87431fd-2783-4b40-805e-8f398813a4f1","version":1,"type":"text","format":{"copied_from_pointer":{"id":"2b2efe8d-d79e-429d-a4c6-219eee2d392e","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253223,"last_edited_time":1711821253223,"parent_id":"1ce7c956-8873-45d5-b2d5-715d250411ca","parent_table":"block","alive":true,"copied_from":"2b2efe8d-d79e-429d-a4c6-219eee2d392e","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"78025afb-aadb-4ab5-a616-ef0987db9ce8":{"value":{"id":"78025afb-aadb-4ab5-a616-ef0987db9ce8","version":1,"type":"text","properties":{"title":[["위 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넣음\t"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"099a93ce-3392-4b08-b20b-70d63cd0a7d8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253710,"last_edited_time":1711821253710,"parent_id":"2ce73906-a5f7-409b-af5d-c30a83d206c9","parent_table":"block","alive":true,"copied_from":"099a93ce-3392-4b08-b20b-70d63cd0a7d8","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"82866da1-d80a-482b-829b-7f416bc1c8c8":{"value":{"id":"82866da1-d80a-482b-829b-7f416bc1c8c8","version":1,"type":"image","properties":{"size":[["7.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/255030b8-6d42-4e63-9478-f312561f5aeb/Untitled.png"]]},"format":{"block_width":165,"block_height":331,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/255030b8-6d42-4e63-9478-f312561f5aeb/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":2.006060606060606,"copied_from_pointer":{"id":"afafcbf3-fd94-4613-92ec-97795abf3bc5","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821253710,"last_edited_time":1711821253710,"parent_id":"2ce73906-a5f7-409b-af5d-c30a83d206c9","parent_table":"block","alive":true,"copied_from":"afafcbf3-fd94-4613-92ec-97795abf3bc5","file_ids":["255030b8-6d42-4e63-9478-f312561f5aeb"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"32a7e7d3-3d98-4cc2-8a5a-bdaa45a5c091":{"value":{"id":"32a7e7d3-3d98-4cc2-8a5a-bdaa45a5c091","version":1,"type":"text","properties":{"title":[["다음의 데이터를 입력하고 아우터 조인을 해서 EMP테이블에는 존재하는데, DEPT 테이블에는 존재하지 않은 부서번호에 대한 사원이름과 부서위치가 출력되게 하시오."]]},"format":{"copied_from_pointer":{"id":"ab465eb4-f841-4d5f-a5d9-5d278864006b","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253235,"last_edited_time":1711821253235,"parent_id":"61388218-fe51-4288-bffb-ddae988d2bb4","parent_table":"block","alive":true,"copied_from":"ab465eb4-f841-4d5f-a5d9-5d278864006b","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"74b8b966-9b05-44c8-8106-f1feea81fe99":{"value":{"id":"74b8b966-9b05-44c8-8106-f1feea81fe99","version":1,"type":"code","properties":{"title":[["<입력값>\ninsert into emp(empno, ename, deptno)\n\tvalues(1235, 'jack', 70);\n\ncommit;\n\n<출력sql>\nselect e.ename, d.loc\n from emp e, dept d\n where e.deptno = d.deptno (+);"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"6b6d56a5-7b8e-4cc9-bf09-7d24ef33e7b1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253235,"last_edited_time":1711821253235,"parent_id":"61388218-fe51-4288-bffb-ddae988d2bb4","parent_table":"block","alive":true,"copied_from":"6b6d56a5-7b8e-4cc9-bf09-7d24ef33e7b1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8f237ab0-21e4-427c-8b76-9e12225423ce":{"value":{"id":"8f237ab0-21e4-427c-8b76-9e12225423ce","version":1,"type":"image","properties":{"size":[["7.1KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a397558a-0611-4674-a5bb-cce740adb480/Untitled.png"]]},"format":{"block_width":159,"block_height":328,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a397558a-0611-4674-a5bb-cce740adb480/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":2.0628930817610063,"copied_from_pointer":{"id":"52800cb1-0e99-4d44-a2e4-38b0a3a0bd04","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821253235,"last_edited_time":1711821253235,"parent_id":"61388218-fe51-4288-bffb-ddae988d2bb4","parent_table":"block","alive":true,"copied_from":"52800cb1-0e99-4d44-a2e4-38b0a3a0bd04","file_ids":["a397558a-0611-4674-a5bb-cce740adb480"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"25258edd-ad10-4eac-bf02-d663f77aadd3":{"value":{"id":"25258edd-ad10-4eac-bf02-d663f77aadd3","version":1,"type":"text","properties":{"title":[["아우터 조인을 해서 EMP테이블에는 존재하는데, DEPT 테이블에는 존재하지 않은 부서번호에 대한 사원이름과 부서위치가 출력되게 하시오.(단,jack만 출력)"]]},"format":{"copied_from_pointer":{"id":"a3999c11-c173-42f2-a199-f070e72e90ba","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253710,"last_edited_time":1711821253710,"parent_id":"ef1e2ab9-5982-4a0b-9a63-193910546cf8","parent_table":"block","alive":true,"copied_from":"a3999c11-c173-42f2-a199-f070e72e90ba","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"88dcb73d-1109-40ec-bbde-eac6100760b1":{"value":{"id":"88dcb73d-1109-40ec-bbde-eac6100760b1","version":1,"type":"code","properties":{"title":[["A. select e.ename, d.loc\n from emp e, dept d\n where e.deptno = d.deptno (+)\n and ename = 'jack';"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"1c83abf1-a703-42ca-8592-2f668da3ebcc","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821253710,"last_edited_time":1711821253710,"parent_id":"ef1e2ab9-5982-4a0b-9a63-193910546cf8","parent_table":"block","alive":true,"copied_from":"1c83abf1-a703-42ca-8592-2f668da3ebcc","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b64be1c8-5204-44fb-84e1-3a443a9e6155":{"value":{"id":"b64be1c8-5204-44fb-84e1-3a443a9e6155","version":1,"type":"image","properties":{"size":[["1.5KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/fc122f2b-afd3-4e65-8863-a29e39eac44b/Untitled.png"]]},"format":{"block_width":140,"block_height":47,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/fc122f2b-afd3-4e65-8863-a29e39eac44b/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.3357142857142857,"copied_from_pointer":{"id":"4acbad7d-27f3-4bf1-8f77-08ce96237500","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711821253710,"last_edited_time":1711821253710,"parent_id":"ef1e2ab9-5982-4a0b-9a63-193910546cf8","parent_table":"block","alive":true,"copied_from":"4acbad7d-27f3-4bf1-8f77-08ce96237500","file_ids":["fc122f2b-afd3-4e65-8863-a29e39eac44b"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"d1886180-4a00-4eee-9075-ec123051d7a0":{"value":{"id":"d1886180-4a00-4eee-9075-ec123051d7a0","version":2,"type":"code","properties":{"title":[["select empno, ename, mgr\n\tfrom emp;\n\n#BLACK의 관리자가 KING임을 알 수 있음\n#즉, ENMAE의 MGR은 관리자의 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관리자의 이름을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"13b82a0b-3f4c-471f-82db-1bc437359a95","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873283995,"last_edited_time":1711873284179,"parent_id":"91295014-00a3-48fd-8bef-5932a516318f","parent_table":"block","alive":true,"copied_from":"13b82a0b-3f4c-471f-82db-1bc437359a95","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"22cf3ca4-4c99-4414-b588-bfec1bf5d692":{"value":{"id":"22cf3ca4-4c99-4414-b588-bfec1bf5d692","version":2,"type":"code","properties":{"title":[["select 사원.ename as 사원이름, 관리자.ename as 관리자이름\n\tfrom emp 사원, emp 관리자\n\twhere 사원.mgr = 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결과를 다시 출력하는데, 관리자 보다 더 많은 월급을 받는 사원들만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"9dee566c-35ea-4dcc-8d5b-efe5b9d85244","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873283996,"last_edited_time":1711873284179,"parent_id":"d73a1064-9457-4d7c-84fa-359d8995bf30","parent_table":"block","alive":true,"copied_from":"9dee566c-35ea-4dcc-8d5b-efe5b9d85244","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c18d2539-7b83-4847-8d6d-8536a5760c7f":{"value":{"id":"c18d2539-7b83-4847-8d6d-8536a5760c7f","version":2,"type":"code","properties":{"title":[["A. select 사원.ename as 사원이름, 사원.sal as 사원월급,\n 관리자.ename as 관리자이름, 관리자.sal as 관리자월급\n from emp 사원, emp 관리자\n where 사원.mgr = 관리자.empno\n and 사원.sal > 관리자.sal;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"47a3c8c5-f2a7-4706-ba8b-a980a5c16b92","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873283996,"last_edited_time":1711873284179,"parent_id":"d73a1064-9457-4d7c-84fa-359d8995bf30","parent_table":"block","alive":true,"copied_from":"47a3c8c5-f2a7-4706-ba8b-a980a5c16b92","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a4faf6bf-35b5-4397-89c6-90f4de9c91d7":{"value":{"id":"a4faf6bf-35b5-4397-89c6-90f4de9c91d7","version":2,"type":"image","properties":{"size":[["3.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/0c4a337e-23a1-420b-874a-94632acf321a/Untitled.png"]]},"format":{"block_width":328,"block_height":70,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/0c4a337e-23a1-420b-874a-94632acf321a/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.21341463414634146,"copied_from_pointer":{"id":"ea80edd0-3e4d-4d94-b813-f91c8b130747","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873283996,"last_edited_time":1711873284179,"parent_id":"d73a1064-9457-4d7c-84fa-359d8995bf30","parent_table":"block","alive":true,"copied_from":"ea80edd0-3e4d-4d94-b813-f91c8b130747","file_ids":["0c4a337e-23a1-420b-874a-94632acf321a"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4e95fc34-70ca-435f-b987-6a71ea11368b":{"value":{"id":"4e95fc34-70ca-435f-b987-6a71ea11368b","version":2,"type":"text","properties":{"title":[["사원이름, 사원의 입사일, 관리자이름, 관리자의 입사일을 출력하는데, 관리자 보다 먼저 입사한 사원들만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"46a2d43e-974c-4f9f-92e8-759ba4f96f63","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873283996,"last_edited_time":1711873284179,"parent_id":"7c9a3d06-e97e-4bd4-a339-7f3ab2bab10c","parent_table":"block","alive":true,"copied_from":"46a2d43e-974c-4f9f-92e8-759ba4f96f63","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"d88d0ecc-a085-4b84-acea-06004e2ad14f":{"value":{"id":"d88d0ecc-a085-4b84-acea-06004e2ad14f","version":2,"type":"code","properties":{"title":[["A. select 사원.ename as 사원이름, 사원.hiredate as 사원입사일,\n 관리자.ename as 관리자이름, 관리자.hiredate as 관리자입사일\n from emp 사원, emp 관리자\n where 사원.mgr = 관리자.empno\n and 사원.hiredate < 관리자.hiredate;\n\n#hiredate가 더 작은게 먼저 입사한 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문제의 합계 위쪽의 결과를 출력하시오"]]},"format":{"copied_from_pointer":{"id":"8464cbe6-4103-4b46-9ae6-acff570a1508","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284054,"last_edited_time":1711873284179,"parent_id":"93a30c78-7725-4963-a536-171a0614d1e4","parent_table":"block","alive":true,"copied_from":"8464cbe6-4103-4b46-9ae6-acff570a1508","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8b92ed55-9987-47ee-a7ae-9314fa3b071f":{"value":{"id":"8b92ed55-9987-47ee-a7ae-9314fa3b071f","version":2,"type":"code","properties":{"title":[["select job, \n sum( decode(to_char(hiredate,'RRRR'), '1980', sal, 0) ) as \"1980\",\n\t sum( decode(to_char(hiredate,'RRRR'), '1981', sal, 0) ) as \"1981\",\n\t sum( decode(to_char(hiredate,'RRRR'), '1982', sal, 0) ) as \"1982\",\n\t sum( decode(to_char(hiredate,'RRRR'), '1983', sal, 0) ) as \"1983\",\n\t sum(sal)\n from emp\n group by 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sum( decode(to_char(hiredate,'RRRR'),'1983',sal,0)) as \"1983\",\n sum(sal)\n from 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0) ) as \"1982\",\n sum( decode(to_char(hiredate,'RRRR'), '1983', sal, 0) ) as \"1983\",\n sum(sal)\n from emp\n group by job\n union all\n select nvl(null,'합계:'), \n sum( decode(to_char(hiredate,'RRRR'),'1980',sal,0)) as \"1980\",\n sum( decode(to_char(hiredate,'RRRR'),'1981',sal,0)) as \"1981\",\n sum( decode(to_char(hiredate,'RRRR'),'1982',sal,0)) as \"1982\",\n sum( decode(to_char(hiredate,'RRRR'),'1983',sal,0)) as \"1983\",\n sum(sal)\n from emp;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"3a955c8d-df7a-49b8-80c7-d20598491970","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284054,"last_edited_time":1711873284179,"parent_id":"eeccb7d4-b467-4a16-9e62-bd1660e3493f","parent_table":"block","alive":true,"copied_from":"3a955c8d-df7a-49b8-80c7-d20598491970","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ecf38fa7-014e-45fd-b305-b4f8dfb5bbbf":{"value":{"id":"ecf38fa7-014e-45fd-b305-b4f8dfb5bbbf","version":2,"type":"image","properties":{"size":[["7.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/00ce3d92-4daf-43a8-b22d-705e2050195d/Untitled.png"]]},"format":{"block_width":351,"block_height":175,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/00ce3d92-4daf-43a8-b22d-705e2050195d/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.4985754985754986,"copied_from_pointer":{"id":"58157bc5-2d7f-4f92-a4e5-7f382b064a16","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873284054,"last_edited_time":1711873284179,"parent_id":"eeccb7d4-b467-4a16-9e62-bd1660e3493f","parent_table":"block","alive":true,"copied_from":"58157bc5-2d7f-4f92-a4e5-7f382b064a16","file_ids":["00ce3d92-4daf-43a8-b22d-705e2050195d"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"95ed31a7-5b8a-4803-bc84-e64014ecd1c6":{"value":{"id":"95ed31a7-5b8a-4803-bc84-e64014ecd1c6","version":2,"type":"text","format":{"copied_from_pointer":{"id":"b615bcf6-2f23-4167-9d51-718843e7fcf0","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284054,"last_edited_time":1711873284179,"parent_id":"eeccb7d4-b467-4a16-9e62-bd1660e3493f","parent_table":"block","alive":true,"copied_from":"b615bcf6-2f23-4167-9d51-718843e7fcf0","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"cc415cb0-dc14-4589-ba3e-abac0f02414e":{"value":{"id":"cc415cb0-dc14-4589-ba3e-abac0f02414e","version":2,"type":"text","properties":{"title":[["위의 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decode(to_char(hiredate,'RRRR'), '1982', sal, 0) ) as \"1982\",\n sum( decode(to_char(hiredate,'RRRR'), '1983', sal, 0) ) as \"1983\",\n sum(sal) 합\n from emp\n where job is not null\n group by 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됨"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"27323164-9a3c-41c4-9a57-febb4c317357","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284064,"last_edited_time":1711873284179,"parent_id":"f984620d-5e5f-423d-8e44-979a534c7e8c","parent_table":"block","alive":true,"copied_from":"27323164-9a3c-41c4-9a57-febb4c317357","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c0d55904-018a-489c-83ce-acc8b2395819":{"value":{"id":"c0d55904-018a-489c-83ce-acc8b2395819","version":2,"type":"image","properties":{"size":[["2.2KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/1923df03-540c-4b90-993e-3755e6c93068/Untitled.png"]]},"format":{"block_width":96,"block_height":150,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/1923df03-540c-4b90-993e-3755e6c93068/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.5625,"copied_from_pointer":{"id":"e832c03f-2045-42a5-9400-30f70a1d5e96","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873284064,"last_edited_time":1711873284179,"parent_id":"f984620d-5e5f-423d-8e44-979a534c7e8c","parent_table":"block","alive":true,"copied_from":"e832c03f-2045-42a5-9400-30f70a1d5e96","file_ids":["1923df03-540c-4b90-993e-3755e6c93068"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"7fd3d1bb-ad95-4ddc-9cc7-8ed91ec224c3":{"value":{"id":"7fd3d1bb-ad95-4ddc-9cc7-8ed91ec224c3","version":2,"type":"image","properties":{"size":[["1.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/dca79ab9-6b99-4f43-9136-89840e2491c0/Untitled.png"]]},"format":{"block_width":97,"block_height":108,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/dca79ab9-6b99-4f43-9136-89840e2491c0/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.1134020618556701,"copied_from_pointer":{"id":"73d34a08-5a1c-4066-b0ea-347ee3185e66","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"f984620d-5e5f-423d-8e44-979a534c7e8c","parent_table":"block","alive":true,"copied_from":"73d34a08-5a1c-4066-b0ea-347ee3185e66","file_ids":["dca79ab9-6b99-4f43-9136-89840e2491c0"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"fab8d175-1711-4fcb-ba1f-64409da31b9e":{"value":{"id":"fab8d175-1711-4fcb-ba1f-64409da31b9e","version":2,"type":"text","properties":{"title":[["아래의 SQL의 결과를 UNION ALL 또는 UNION으로 해서 구현하시오."]]},"format":{"copied_from_pointer":{"id":"d3481b7b-e4dc-41cf-b5be-d32bf0eb21d5","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"f15defcc-edcd-4a1a-a3d6-3ce7beb43940","parent_table":"block","alive":true,"copied_from":"d3481b7b-e4dc-41cf-b5be-d32bf0eb21d5","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"711370d7-a4f0-4e32-b392-5557edf4f1b6":{"value":{"id":"711370d7-a4f0-4e32-b392-5557edf4f1b6","version":2,"type":"text","properties":{"title":[["(단, grouping sets 를 사용하지 않고 구현하라)"]]},"format":{"copied_from_pointer":{"id":"1baa2702-7ef3-4d91-9a42-3fdbc823c3b2","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"f15defcc-edcd-4a1a-a3d6-3ce7beb43940","parent_table":"block","alive":true,"copied_from":"1baa2702-7ef3-4d91-9a42-3fdbc823c3b2","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"fe7ae8a5-a1d8-43f5-994f-9a2ca5bce1a3":{"value":{"id":"fe7ae8a5-a1d8-43f5-994f-9a2ca5bce1a3","version":2,"type":"code","properties":{"title":[["select job, deptno, sum(sal)\n\tfrom emp\n\tgroup by grouping sets(job, 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select to_char(null) as job, deptno, sum(sal)\n from emp\n group by deptno\n\tunion all\n\tselect job, to_number(null) as deptno, sum(sal)\n from emp\n group by job;\n\n#null인 컬럼을 만들어 별칭을 같은 이름으로 줘버림"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"7ebb5b80-7731-460d-b6b5-ef48c41d97b8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"f15defcc-edcd-4a1a-a3d6-3ce7beb43940","parent_table":"block","alive":true,"copied_from":"7ebb5b80-7731-460d-b6b5-ef48c41d97b8","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"1a1b6642-bfba-4d4a-983f-bd7f5470d2a9":{"value":{"id":"1a1b6642-bfba-4d4a-983f-bd7f5470d2a9","version":2,"type":"image","properties":{"size":[["6.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ee9d6e84-a0e2-4ccf-9f03-7d25fe364741/Untitled.png"]]},"format":{"block_width":240,"block_height":230,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ee9d6e84-a0e2-4ccf-9f03-7d25fe364741/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.9583333333333334,"copied_from_pointer":{"id":"c1344d8a-83ce-492e-a0b8-da07b8650919","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"f15defcc-edcd-4a1a-a3d6-3ce7beb43940","parent_table":"block","alive":true,"copied_from":"c1344d8a-83ce-492e-a0b8-da07b8650919","file_ids":["ee9d6e84-a0e2-4ccf-9f03-7d25fe364741"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"410182b2-2c75-47d3-98e6-24aadca643b9":{"value":{"id":"410182b2-2c75-47d3-98e6-24aadca643b9","version":2,"type":"text","properties":{"title":[["아래의 SQL의 결과를 UNION 또는 UNION ALL로 구현하시오"]]},"format":{"copied_from_pointer":{"id":"dd249040-efeb-4df4-b5e4-c015cb6ad36e","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284065,"last_edited_time":1711873284179,"parent_id":"ba643627-fae9-48d1-b8cd-1f03954f1be7","parent_table":"block","alive":true,"copied_from":"dd249040-efeb-4df4-b5e4-c015cb6ad36e","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"08e0f53a-50a1-4c41-b1bc-b0dfbe74d5d0":{"value":{"id":"08e0f53a-50a1-4c41-b1bc-b0dfbe74d5d0","version":2,"type":"code","properties":{"title":[["select empno, ename, sum(sal)\n\tfrom emp\n\tgroup by grouping sets((empno, 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존재했는데, 2022년도에 사라진 스타벅스 매장이 총 몇 개인지 출력하시오."]]},"format":{"copied_from_pointer":{"id":"c104029c-f156-4503-ba34-232e91f4bf0d","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284094,"last_edited_time":1711873284179,"parent_id":"3073912c-ef2a-49be-a1c1-791fedf6d988","parent_table":"block","alive":true,"copied_from":"c104029c-f156-4503-ba34-232e91f4bf0d","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e87a1f49-23f7-4f9c-a15b-bafc639b0478":{"value":{"id":"e87a1f49-23f7-4f9c-a15b-bafc639b0478","version":2,"type":"code","properties":{"title":[["select count(*)\n\tfrom (\n\t\tselect 상가업소번호, 상호명\n\t\t\tfrom market_2017\n\t\t\twhere 상호명 like '%스타벅스%'\n\tMINUS\nselect 상가업소번호, 상호명\n\tfrom market_2022\n\twhere 상호명 like '%스타벅스%'\n);"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"6df01b58-21f0-4e18-aeca-47442144053e","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284094,"last_edited_time":1711873284179,"parent_id":"3073912c-ef2a-49be-a1c1-791fedf6d988","parent_table":"block","alive":true,"copied_from":"6df01b58-21f0-4e18-aeca-47442144053e","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"1f9a7cf7-52f2-4ff5-9b8b-a67fb002f0da":{"value":{"id":"1f9a7cf7-52f2-4ff5-9b8b-a67fb002f0da","version":2,"type":"image","properties":{"size":[["1.2KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/2bcd7580-d217-49f7-bc53-8466f39170ef/Untitled.png"]]},"format":{"block_width":105,"block_height":53,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/2bcd7580-d217-49f7-bc53-8466f39170ef/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.5047619047619047,"copied_from_pointer":{"id":"981679eb-31a8-4f5b-b7ad-1832f2ccf103","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873284094,"last_edited_time":1711873284179,"parent_id":"3073912c-ef2a-49be-a1c1-791fedf6d988","parent_table":"block","alive":true,"copied_from":"981679eb-31a8-4f5b-b7ad-1832f2ccf103","file_ids":["2bcd7580-d217-49f7-bc53-8466f39170ef"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a65e0e8f-153a-47b9-bb61-3b9c8cbfb74d":{"value":{"id":"a65e0e8f-153a-47b9-bb61-3b9c8cbfb74d","version":2,"type":"text","properties":{"title":[["JONES의 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JONES의 월급을 알기\nselect sal\n from emp\n where ename = 'JONES';\n\n#JONES의 월급 = 2975\n\n2. JONES의 월급보다 큰거 추출 \nselect ename, sal\n from emp\n where sal > 2975;\n\n3. 한 번에 해결해보기\n\tselect ename, sal\n\t\tfrom emp\n\t\twhere sal > ( select sal\n\t\t\t\t\t\t\t\t\t\tfrom emp\n\t\t\t\t\t\t\t\t\t\twhere ename = 'JONES');\n\n*설명*\n괄호 안이 서브쿼리(Subquery) 괄호 밖의 쿼리가 메인쿼리(Main query)\n실행순서 서브쿼리 -> 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같은 월급을 받는 사원들의 이름과 월급을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"067e3cfd-0f50-472c-8a07-8e8751758706","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873284108,"last_edited_time":1711873284179,"parent_id":"6d7b7cb9-aa39-4b4b-b1b5-59e366504509","parent_table":"block","alive":true,"copied_from":"067e3cfd-0f50-472c-8a07-8e8751758706","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8cbf0234-d6c3-491c-a8a0-9e62289a8155":{"value":{"id":"8cbf0234-d6c3-491c-a8a0-9e62289a8155","version":2,"type":"code","properties":{"title":[["A. select ename, sal\nfrom emp\nwhere sal = (\nselect sal\n from emp\n where ename = 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\tSAL COMM\n 1250 1400\n 1600 300\n 1500 0\n 1250 500\n\n#NON PAIR WISE방식은 위의 월급 중에 하나만 있거나\n#위의 커미션 중에 하나만 있으면 다른 직업도 다 검색됨\n#ex. sal이 1250 이면서 comm이 1400, sal이 1250이면서 comm이 300 ~\n\n#PAIR WISE방식은\n#딱 위의 4가지 경우에만 검색되는 것.\n#ex. sal이 1250이면서 comm이 1400, sal이 1600이면서 comm이 300 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메인쿼리의 데이터를 먼저 읽고 서브쿼리에 그 데이터가 존재하는지 찾아보는 구문\n- 서브쿼리 내 SELECT절에 싱글 쿼테이션 마크(')로 감싸는 것은 NULL값을 제외하고\n\t아무거나 넣어도 됨. 뭔가를 출력하게 하기만 하면 됨\n\n언제 유리한가?\n=> 메인쿼리의 테이블의 개수가 작을 때 유리함\n\nNOT EXISTS\n- A에는 존재하는데 B에는 존재하지 않는 [컬럼명]을 출력하라고 하면\n\t큰거에서 작은거 빼면 되기 때문에 MAIN 테이블은 A가 "]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"eba66bbf-6636-40c0-95f4-d70e7b2afe24","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536452,"last_edited_time":1711873536581,"parent_id":"01e0f685-6225-496c-9a3d-254acc1cc367","parent_table":"block","alive":true,"copied_from":"eba66bbf-6636-40c0-95f4-d70e7b2afe24","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4810c03e-2386-4fb4-9fb6-8222be293f27":{"value":{"id":"4810c03e-2386-4fb4-9fb6-8222be293f27","version":2,"type":"text","properties":{"title":[["부서테이블의 부서번호를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"2b567fd4-c861-4c57-b596-bb48178cafef","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536453,"last_edited_time":1711873536581,"parent_id":"081eb0aa-fee3-4c99-946a-d2a839732764","parent_table":"block","alive":true,"copied_from":"2b567fd4-c861-4c57-b596-bb48178cafef","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"8493e14e-6163-44ad-8f41-2e2026ca07bd":{"value":{"id":"8493e14e-6163-44ad-8f41-2e2026ca07bd","version":2,"type":"code","properties":{"title":[["select deptno\n\tfrom dept;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"e3e88b1d-b7d8-4194-a558-a2ecd93fb2bc","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536453,"last_edited_time":1711873536581,"parent_id":"081eb0aa-fee3-4c99-946a-d2a839732764","parent_table":"block","alive":true,"copied_from":"e3e88b1d-b7d8-4194-a558-a2ecd93fb2bc","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"bcff89e8-73be-4578-ab95-206f66f8c5f5":{"value":{"id":"bcff89e8-73be-4578-ab95-206f66f8c5f5","version":2,"type":"image","properties":{"size":[["1.6KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/8a03e9dc-ffc8-4f1f-af22-25ab02e43c1c/Untitled.png"]]},"format":{"block_width":103,"block_height":108,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/8a03e9dc-ffc8-4f1f-af22-25ab02e43c1c/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.0485436893203883,"copied_from_pointer":{"id":"818ce82a-4b20-4c02-8b3b-631e2dad2f89","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536453,"last_edited_time":1711873536581,"parent_id":"081eb0aa-fee3-4c99-946a-d2a839732764","parent_table":"block","alive":true,"copied_from":"818ce82a-4b20-4c02-8b3b-631e2dad2f89","file_ids":["8a03e9dc-ffc8-4f1f-af22-25ab02e43c1c"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"7f7af94a-4836-4f90-bf75-32b02fd076d6":{"value":{"id":"7f7af94a-4836-4f90-bf75-32b02fd076d6","version":2,"type":"text","properties":{"title":[["MINUS를 이용해서 부서 테이블에는 존재하는데, 사원 테이블에는 존재하지 않는 부서번호를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"d37cd38b-f0d7-4bb2-967d-366c38534d22","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536453,"last_edited_time":1711873536581,"parent_id":"bf241d70-1fcf-4099-a50d-6c785060e172","parent_table":"block","alive":true,"copied_from":"d37cd38b-f0d7-4bb2-967d-366c38534d22","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4da60d21-a6ab-4e21-a3c5-1c2b7ceb35f3":{"value":{"id":"4da60d21-a6ab-4e21-a3c5-1c2b7ceb35f3","version":2,"type":"text","properties":{"title":[["DEPT - EMP = 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"]]},"format":{"copied_from_pointer":{"id":"392a0d24-436e-41cb-a343-f4c87fa36a66","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"bf241d70-1fcf-4099-a50d-6c785060e172","parent_table":"block","alive":true,"copied_from":"392a0d24-436e-41cb-a343-f4c87fa36a66","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"fc85aa80-c253-41a6-a51c-26747bb61cf0":{"value":{"id":"fc85aa80-c253-41a6-a51c-26747bb61cf0","version":2,"type":"code","properties":{"title":[["select deptno\n\tfrom dept\n\nMINUS\n\nselect deptno\n\tfrom emp;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"41f7777e-1bcc-481a-97ba-837b90d94608","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"bf241d70-1fcf-4099-a50d-6c785060e172","parent_table":"block","alive":true,"copied_from":"41f7777e-1bcc-481a-97ba-837b90d94608","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"f270f319-b905-44af-99aa-e0ecc75300a1":{"value":{"id":"f270f319-b905-44af-99aa-e0ecc75300a1","version":2,"type":"image","properties":{"size":[["1.0KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/120b95a5-b7b2-4ed5-8469-30dea30c8c29/Untitled.png"]]},"format":{"block_width":89,"block_height":45,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/120b95a5-b7b2-4ed5-8469-30dea30c8c29/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.5056179775280899,"copied_from_pointer":{"id":"802c6212-ba44-4130-9d28-96e8ba02044f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"bf241d70-1fcf-4099-a50d-6c785060e172","parent_table":"block","alive":true,"copied_from":"802c6212-ba44-4130-9d28-96e8ba02044f","file_ids":["120b95a5-b7b2-4ed5-8469-30dea30c8c29"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"732267db-272c-4b53-9f2e-7d457e407dbb":{"value":{"id":"732267db-272c-4b53-9f2e-7d457e407dbb","version":2,"type":"text","format":{"copied_from_pointer":{"id":"966ff814-49e6-470d-b61a-c9acc74545cb","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"bf241d70-1fcf-4099-a50d-6c785060e172","parent_table":"block","alive":true,"copied_from":"966ff814-49e6-470d-b61a-c9acc74545cb","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"81c1c539-5f0a-48a2-acb7-0315b189f7fa":{"value":{"id":"81c1c539-5f0a-48a2-acb7-0315b189f7fa","version":2,"type":"text","properties":{"title":[["EXISTS문을 이용해서 DEPT테이블의 부서번호를 출력하는데,"]]},"format":{"copied_from_pointer":{"id":"58739822-898a-4afe-842c-ee43ca78a7f6","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"36cbaffa-24d4-47fa-8793-d2d5b0e1a767","parent_table":"block","alive":true,"copied_from":"58739822-898a-4afe-842c-ee43ca78a7f6","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"58e1ac20-720b-4597-bd11-cc01df6a6dc2":{"value":{"id":"58e1ac20-720b-4597-bd11-cc01df6a6dc2","version":2,"type":"text","properties":{"title":[["EMP 테이블에 존재하는 부서번호들만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"25ecb377-f994-4e46-9fc8-7f0c1c0b826a","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"36cbaffa-24d4-47fa-8793-d2d5b0e1a767","parent_table":"block","alive":true,"copied_from":"25ecb377-f994-4e46-9fc8-7f0c1c0b826a","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"20c5a992-0a8f-4618-8f95-94af228bb86b":{"value":{"id":"20c5a992-0a8f-4618-8f95-94af228bb86b","version":2,"type":"code","properties":{"title":[["select deptno\n\tfrom dept d\n\twhere EXISTS (select 'X' #X자리에는 아무거나 넣어도 됨(NULL제외)\n\t\t\t\t\t\t\t\t\tfrom emp e\n\t\t\t\t\t\t\t\t\twhere e.deptno = d.deptno);\n\n#존재하는지 찾으러 가려면 내가 가지고있는게 무엇인지 알아야함\n##그래서 쿼리문이 수행될때 MAIN QUERY가 먼저 수행됨.\n\n#나 10번 가지고 있는데 너도 가지고 있니? 하고 10을 서브쿼리에 넘김\n##하나 찾기만 하면 그 아래는 읽지 않고 STOP함. 다 읽을 필요 없어서 빠름\n###존재하면 X가 출력되면서 존재한다고 MAIN QUERY로 넘김 -> 10번 출력됨\n####위를 반복\n"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"aade3fca-db4f-464a-916b-cfac8e58d3ac","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"36cbaffa-24d4-47fa-8793-d2d5b0e1a767","parent_table":"block","alive":true,"copied_from":"aade3fca-db4f-464a-916b-cfac8e58d3ac","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"18faf526-5ec9-49bf-b071-b7222870d6f6":{"value":{"id":"18faf526-5ec9-49bf-b071-b7222870d6f6","version":2,"type":"image","properties":{"size":[["1.3KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ab21d0fb-ee9d-4ed3-9f71-c7cd20870673/Untitled.png"]]},"format":{"block_width":94,"block_height":85,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/ab21d0fb-ee9d-4ed3-9f71-c7cd20870673/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.9042553191489362,"copied_from_pointer":{"id":"9102d7d4-a425-44f9-818d-a82226a2ab23","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"36cbaffa-24d4-47fa-8793-d2d5b0e1a767","parent_table":"block","alive":true,"copied_from":"9102d7d4-a425-44f9-818d-a82226a2ab23","file_ids":["ab21d0fb-ee9d-4ed3-9f71-c7cd20870673"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"d6ec9b9c-4223-4a8f-9de5-38d1056be0b6":{"value":{"id":"d6ec9b9c-4223-4a8f-9de5-38d1056be0b6","version":2,"type":"code","properties":{"title":[["#데이터 입력 후 시작\n\ninsert into telecom_table values('알뜰lg', 15000, 11);\n\ninsert into telecom_table values('알뜰sk', 16000, 9);\n\ncommit;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"411e7c8b-94ad-44cd-b84f-09bb6d661ad8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"9f3c0849-6f22-464c-9d3d-684300e64347","parent_table":"block","alive":true,"copied_from":"411e7c8b-94ad-44cd-b84f-09bb6d661ad8","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"352f9494-6e76-4969-bc3d-76a7bd3a4cda":{"value":{"id":"352f9494-6e76-4969-bc3d-76a7bd3a4cda","version":2,"type":"text","properties":{"title":[["telecom_table에서 통신사를 출력하는데, 우리반 테이블 emp18테이블에 존재하는 통신사만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"a86e7af4-b567-466a-bb2d-92d744bf012c","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"9f3c0849-6f22-464c-9d3d-684300e64347","parent_table":"block","alive":true,"copied_from":"a86e7af4-b567-466a-bb2d-92d744bf012c","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"3faaa604-4159-4e58-8767-baee71678eab":{"value":{"id":"3faaa604-4159-4e58-8767-baee71678eab","version":2,"type":"code","properties":{"title":[["A. select telecom\n from telecom_table t\n where EXISTS (select 'd'\n from emp18 e\n where lower(e.telecom) = t.telecom);"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"da6f2bef-267f-4814-a766-13f606c0c09b","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"9f3c0849-6f22-464c-9d3d-684300e64347","parent_table":"block","alive":true,"copied_from":"da6f2bef-267f-4814-a766-13f606c0c09b","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"7af10246-2840-4cb6-a34e-0170dbe12489":{"value":{"id":"7af10246-2840-4cb6-a34e-0170dbe12489","version":2,"type":"image","properties":{"size":[["1.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/bc92c6c4-a38c-49fc-80bd-4cae348706b4/Untitled.png"]]},"format":{"block_width":106,"block_height":101,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/bc92c6c4-a38c-49fc-80bd-4cae348706b4/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.9528301886792453,"copied_from_pointer":{"id":"0f6af12a-dd63-4c81-9cb5-0fdc7d3107e0","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"9f3c0849-6f22-464c-9d3d-684300e64347","parent_table":"block","alive":true,"copied_from":"0f6af12a-dd63-4c81-9cb5-0fdc7d3107e0","file_ids":["bc92c6c4-a38c-49fc-80bd-4cae348706b4"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"2b0f4f56-9b8b-4c1f-9103-af2831176230":{"value":{"id":"2b0f4f56-9b8b-4c1f-9103-af2831176230","version":2,"type":"text","properties":{"title":[["telecom_table에는 존재하는 통신사인데, emp18에는 존재하지 않는 통신사만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"a4cddf72-df12-47a1-8068-f3ffd88dd229","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"8e0b94c0-b175-4aad-ac65-776fa3697ac0","parent_table":"block","alive":true,"copied_from":"a4cddf72-df12-47a1-8068-f3ffd88dd229","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"78aa3ac5-9f68-4405-a32d-092afd82736e":{"value":{"id":"78aa3ac5-9f68-4405-a32d-092afd82736e","version":2,"type":"code","properties":{"title":[["A. select telecom\n from telecom_table t\n where NOT EXISTS (select 'd'\n from emp18 e\n where lower(e.telecom) = t.telecom);"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"22e9018b-bc07-4c3b-860d-2e19f70c8365","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536454,"last_edited_time":1711873536581,"parent_id":"8e0b94c0-b175-4aad-ac65-776fa3697ac0","parent_table":"block","alive":true,"copied_from":"22e9018b-bc07-4c3b-860d-2e19f70c8365","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"7fbcf10f-9884-4791-8eb9-bbbc42daf16a":{"value":{"id":"7fbcf10f-9884-4791-8eb9-bbbc42daf16a","version":2,"type":"image","properties":{"size":[["1.5KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/6958d4ff-a934-4801-993b-dc9ed25bf3a4/Untitled.png"]]},"format":{"block_width":109,"block_height":76,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/6958d4ff-a934-4801-993b-dc9ed25bf3a4/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.6972477064220184,"copied_from_pointer":{"id":"1905b4d6-3024-4225-a403-bac1f7bcc689","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536455,"last_edited_time":1711873536581,"parent_id":"8e0b94c0-b175-4aad-ac65-776fa3697ac0","parent_table":"block","alive":true,"copied_from":"1905b4d6-3024-4225-a403-bac1f7bcc689","file_ids":["6958d4ff-a934-4801-993b-dc9ed25bf3a4"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"82cc9475-6dcf-49bd-85b7-34f09de03821":{"value":{"id":"82cc9475-6dcf-49bd-85b7-34f09de03821","version":2,"type":"text","properties":{"title":[["departments 테이블에는 존재하는 departments_id인데 employees테이블에는 존재하지 않는 department_id를 출력하시오."]]},"format":{"copied_from_pointer":{"id":"b1ba0902-f3b3-4adf-aa44-70880bb50221","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536455,"last_edited_time":1711873536581,"parent_id":"e2b8bc24-595a-4835-acdc-3a8b130dee70","parent_table":"block","alive":true,"copied_from":"b1ba0902-f3b3-4adf-aa44-70880bb50221","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a73faf3a-153e-45db-bd26-edf63fb291b0":{"value":{"id":"a73faf3a-153e-45db-bd26-edf63fb291b0","version":2,"type":"code","properties":{"title":[["A. select department_id\n from departments d\n where NOT EXISTS (select *\n from employees e\n where e.department_id = d.department_id);"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"1c54acbe-f6d9-4756-8154-26cd95b8c979","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536455,"last_edited_time":1711873536581,"parent_id":"e2b8bc24-595a-4835-acdc-3a8b130dee70","parent_table":"block","alive":true,"copied_from":"1c54acbe-f6d9-4756-8154-26cd95b8c979","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c27a167d-6c42-4b41-9281-48f10879b729":{"value":{"id":"c27a167d-6c42-4b41-9281-48f10879b729","version":2,"type":"code","properties":{"title":[["select O (SACLAR SUBQUERY 확장됐다는 의미)\n\tfrom O (IN LINE VIEW)\n\twhere O (SUBQUERY)\n\tgroup by X\n\thaving O (SCALAR SUBQUERY)\n\torder by O (SCALAR SUBQUERY)"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"51593fe0-b841-4cc9-883b-dd0b6a1ac971","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536461,"last_edited_time":1711873536581,"parent_id":"0689acc8-6235-49eb-9a11-e64065fc5872","parent_table":"block","alive":true,"copied_from":"51593fe0-b841-4cc9-883b-dd0b6a1ac971","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"5d260e97-3123-4931-b744-3d8dfde88af0":{"value":{"id":"5d260e97-3123-4931-b744-3d8dfde88af0","version":2,"type":"text","properties":{"title":[["직업, 직업별 토탈월급을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"9940e689-babd-4461-a9aa-336b7fc1d4aa","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536461,"last_edited_time":1711873536581,"parent_id":"1be1dcb0-dedc-4110-946f-516f4a9a6a73","parent_table":"block","alive":true,"copied_from":"9940e689-babd-4461-a9aa-336b7fc1d4aa","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"57a70463-99d2-4362-831c-20ba13c90d2d":{"value":{"id":"57a70463-99d2-4362-831c-20ba13c90d2d","version":2,"type":"code","properties":{"title":[["#지우고 시작\ndelete from emp\n where job is null;\n \ncommit;\n\n#정답\nA. select job, sum(sal)\n\t\tfrom emp\n\t\tgroup by job;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"432a51be-3b61-4a35-9ff5-33cc38f8fd42","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536461,"last_edited_time":1711873536581,"parent_id":"1be1dcb0-dedc-4110-946f-516f4a9a6a73","parent_table":"block","alive":true,"copied_from":"432a51be-3b61-4a35-9ff5-33cc38f8fd42","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"fe6a92fc-13c1-4bc0-8def-88f0748535a2":{"value":{"id":"fe6a92fc-13c1-4bc0-8def-88f0748535a2","version":2,"type":"image","properties":{"size":[["3.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/797b8a1e-050e-4f16-ae99-5de3d88f663c/Untitled.png"]]},"format":{"block_width":180,"block_height":126,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/797b8a1e-050e-4f16-ae99-5de3d88f663c/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.7,"copied_from_pointer":{"id":"199c1681-df05-48d5-83d5-9435a06aa0af","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536461,"last_edited_time":1711873536581,"parent_id":"1be1dcb0-dedc-4110-946f-516f4a9a6a73","parent_table":"block","alive":true,"copied_from":"199c1681-df05-48d5-83d5-9435a06aa0af","file_ids":["797b8a1e-050e-4f16-ae99-5de3d88f663c"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4e7f0801-b4ad-4c28-8224-d5950207bbea":{"value":{"id":"4e7f0801-b4ad-4c28-8224-d5950207bbea","version":2,"type":"text","format":{"copied_from_pointer":{"id":"6d180db0-2a05-441f-91a0-4f663ba9fd7f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"1be1dcb0-dedc-4110-946f-516f4a9a6a73","parent_table":"block","alive":true,"copied_from":"6d180db0-2a05-441f-91a0-4f663ba9fd7f","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"208751e3-74d8-42b7-914d-90b3009921df":{"value":{"id":"208751e3-74d8-42b7-914d-90b3009921df","version":2,"type":"text","properties":{"title":[["위의 결과를 다시 출력하는데, 직업별 토탈 월급이 5000이상인 것만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"000f9811-29fe-4543-8ff0-480fa57c3283","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"40034b82-a671-496d-bad7-ec9bbdcbe8a8","parent_table":"block","alive":true,"copied_from":"000f9811-29fe-4543-8ff0-480fa57c3283","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c02d2385-e16d-4ffd-93e7-260b72a519be":{"value":{"id":"c02d2385-e16d-4ffd-93e7-260b72a519be","version":2,"type":"code","properties":{"title":[["select job, sum(sal)\n from emp\n group by job\n having sum(sal) >= 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직업별 토탈월급을 출력하는데, 직업별 토탈 월급의 직업이 SALESMAN인 사원들의 토탈월급 보다 더 큰것만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"45eb50bc-6ed2-4a71-a101-d562e3d404e2","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"a9c8ac98-a09a-44b4-82ac-fd8ff84cb681","parent_table":"block","alive":true,"copied_from":"45eb50bc-6ed2-4a71-a101-d562e3d404e2","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ce47b6c1-e66b-4ab9-bf49-7e6ad2d5b971":{"value":{"id":"ce47b6c1-e66b-4ab9-bf49-7e6ad2d5b971","version":2,"type":"code","properties":{"title":[["select job, sum(sal)\n from emp\n group by job\n having sum(sal) > (select sum(sal)\n from emp\n where job ='SALESMAN');\n\t\n#스칼라 서브쿼리 사용"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"81ae5225-ed9e-4a79-83f2-b3973be81ffc","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"a9c8ac98-a09a-44b4-82ac-fd8ff84cb681","parent_table":"block","alive":true,"copied_from":"81ae5225-ed9e-4a79-83f2-b3973be81ffc","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"a0a7ad87-6b13-48bb-a851-c7a90e37df36":{"value":{"id":"a0a7ad87-6b13-48bb-a851-c7a90e37df36","version":2,"type":"image","properties":{"size":[["2.4KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/5166aaa8-ed23-4816-98ef-71cb95d57768/Untitled.png"]]},"format":{"block_width":161,"block_height":74,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/5166aaa8-ed23-4816-98ef-71cb95d57768/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.45962732919254656,"copied_from_pointer":{"id":"5ae313b7-dcdd-4101-afa8-e00daadf5928","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"a9c8ac98-a09a-44b4-82ac-fd8ff84cb681","parent_table":"block","alive":true,"copied_from":"5ae313b7-dcdd-4101-afa8-e00daadf5928","file_ids":["5166aaa8-ed23-4816-98ef-71cb95d57768"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6181a919-aa3c-436a-aa31-80b1fe59f458":{"value":{"id":"6181a919-aa3c-436a-aa31-80b1fe59f458","version":2,"type":"text","properties":{"title":[["통신사, 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'lg');"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"97b05f5f-0608-442d-a063-8c92c0a17824","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"4cb206d1-c267-4ce8-9350-6dd4c8dd64a3","parent_table":"block","alive":true,"copied_from":"97b05f5f-0608-442d-a063-8c92c0a17824","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"775dd1a3-5f10-4338-a326-4a91e53d8c13":{"value":{"id":"775dd1a3-5f10-4338-a326-4a91e53d8c13","version":2,"type":"image","properties":{"size":[["1.5KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a7eb75e4-bebc-45b8-852d-7c5a38a9e329/Untitled.png"]]},"format":{"block_width":237,"block_height":53,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/a7eb75e4-bebc-45b8-852d-7c5a38a9e329/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.22362869198312235,"copied_from_pointer":{"id":"bce4f4ae-73ed-44c6-84dc-155c1d6b27b0","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"4cb206d1-c267-4ce8-9350-6dd4c8dd64a3","parent_table":"block","alive":true,"copied_from":"bce4f4ae-73ed-44c6-84dc-155c1d6b27b0","file_ids":["a7eb75e4-bebc-45b8-852d-7c5a38a9e329"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c43e5c33-7a68-4f51-a355-6cb98cf81ff0":{"value":{"id":"c43e5c33-7a68-4f51-a355-6cb98cf81ff0","version":2,"type":"text","format":{"copied_from_pointer":{"id":"ad5159fc-8e2e-4135-8b57-4cb3101c5be1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"4cb206d1-c267-4ce8-9350-6dd4c8dd64a3","parent_table":"block","alive":true,"copied_from":"ad5159fc-8e2e-4135-8b57-4cb3101c5be1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b72ab3fe-a6f3-491d-bfb3-dfca12edacae":{"value":{"id":"b72ab3fe-a6f3-491d-bfb3-dfca12edacae","version":2,"type":"text","properties":{"title":[["우리반 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출력하시오."]]},"format":{"copied_from_pointer":{"id":"12d25741-6acc-4e7b-87bd-c58881960fd1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536462,"last_edited_time":1711873536581,"parent_id":"faa2cdb9-b71f-46ca-8913-3290435d330a","parent_table":"block","alive":true,"copied_from":"12d25741-6acc-4e7b-87bd-c58881960fd1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"6b667750-368b-4ce5-ae55-e50658af5b37":{"value":{"id":"6b667750-368b-4ce5-ae55-e50658af5b37","version":2,"type":"code","properties":{"title":[["A. select distinct lower(telecom)\n from emp18\n where age between 30 and 39\n and telecom is not 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6가지 절에서 서브쿼리를 사용할 수 있는 절!\n\nselect O (SACLAR SUBQUERY 확장됐다는 의미)\n\tfrom O (IN LINE VIEW)\n\twhere O (SUBQUERY)\n\tgroup by X\n\thaving O (SCALAR SUBQUERY)\n\torder by O (SCALAR SUBQUERY)"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"1ebc6bb2-cfc3-4c21-824b-3df3e1ecc6d8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536468,"last_edited_time":1711873536581,"parent_id":"03ca1b00-93b0-464f-b09b-cfa7a51ee773","parent_table":"block","alive":true,"copied_from":"1ebc6bb2-cfc3-4c21-824b-3df3e1ecc6d8","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"eb78c143-c7e7-493c-8f9a-691d8258302f":{"value":{"id":"eb78c143-c7e7-493c-8f9a-691d8258302f","version":2,"type":"text","format":{"copied_from_pointer":{"id":"5a67910f-9da3-4400-8320-4fd9eeef4ba4","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536468,"last_edited_time":1711873536581,"parent_id":"03ca1b00-93b0-464f-b09b-cfa7a51ee773","parent_table":"block","alive":true,"copied_from":"5a67910f-9da3-4400-8320-4fd9eeef4ba4","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"0e52a6ec-4212-486c-b34d-798428d5d13e":{"value":{"id":"0e52a6ec-4212-486c-b34d-798428d5d13e","version":2,"type":"text","properties":{"title":[["이름, 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SELECT * \n FROM (select ename, sal, dense_rank() over (order by sal desc) 순위\n\t\t\t\t\t\tfrom emp)\n\t\tWHERE 순위 IN (3,5);\n\n#IN LINE VIEW라는 서브쿼리의 결과가 메모리에 올라간 후 메인쿼리로 보냄\n##RANK함수는 무조건 순위가 순서대로 출력되기 때문에\n###원하는 것만 뽑을 수 없기 때문임"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"9c80027d-fee4-44cf-b71c-b6e28c30191b","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"663cc9a9-e195-4d6a-82dd-3be0e3984441","parent_table":"block","alive":true,"copied_from":"9c80027d-fee4-44cf-b71c-b6e28c30191b","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"f1c32e0a-38a0-4136-95ea-e922be5538aa":{"value":{"id":"f1c32e0a-38a0-4136-95ea-e922be5538aa","version":2,"type":"image","properties":{"size":[["2.4KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/827dcc7f-db0f-4c61-8025-3bd732a80f29/Untitled.png"]]},"format":{"block_width":173,"block_height":68,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/827dcc7f-db0f-4c61-8025-3bd732a80f29/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":0.3930635838150289,"copied_from_pointer":{"id":"b3faf371-da1a-45ea-9906-cf98cc5e2330","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"663cc9a9-e195-4d6a-82dd-3be0e3984441","parent_table":"block","alive":true,"copied_from":"b3faf371-da1a-45ea-9906-cf98cc5e2330","file_ids":["827dcc7f-db0f-4c61-8025-3bd732a80f29"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"bf58f9f7-b037-4737-b8db-424c14a7a5a5":{"value":{"id":"bf58f9f7-b037-4737-b8db-424c14a7a5a5","version":2,"type":"text","properties":{"title":[["직업, 이름, 월급, 순위를 출력하는데, 순위가 직업별로 각각 월급이 높은 순서대로 순위를 부여하시오."]]},"format":{"copied_from_pointer":{"id":"508fa76b-b980-4954-84d4-f35a51d1133a","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"b29603f8-22e0-45db-bdf0-7a84f5e2e16c","parent_table":"block","alive":true,"copied_from":"508fa76b-b980-4954-84d4-f35a51d1133a","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"c365917f-09b1-483b-ab44-de8c2c808fd8":{"value":{"id":"c365917f-09b1-483b-ab44-de8c2c808fd8","version":2,"type":"code","properties":{"title":[["select job, ename, sal,\n\t\t\t\tdense_rank() over (partition by job\n order by sal desc) 순위\n from emp;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"fa88fec0-2e25-463e-be0a-08192cfc80dc","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"b29603f8-22e0-45db-bdf0-7a84f5e2e16c","parent_table":"block","alive":true,"copied_from":"fa88fec0-2e25-463e-be0a-08192cfc80dc","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"9b25be11-6314-4e23-8390-7a9ce2c08d57":{"value":{"id":"9b25be11-6314-4e23-8390-7a9ce2c08d57","version":2,"type":"image","properties":{"size":[["9.7KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/44cec411-593d-4bca-a433-09e758606b83/Untitled.png"]]},"format":{"block_width":245,"block_height":307,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/44cec411-593d-4bca-a433-09e758606b83/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.2530612244897958,"copied_from_pointer":{"id":"a53b2f35-ec3e-40a4-8648-957a2a21f23f","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"b29603f8-22e0-45db-bdf0-7a84f5e2e16c","parent_table":"block","alive":true,"copied_from":"a53b2f35-ec3e-40a4-8648-957a2a21f23f","file_ids":["44cec411-593d-4bca-a433-09e758606b83"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"b8a5d9d6-ab1e-4a9e-8546-a9e378a699cb":{"value":{"id":"b8a5d9d6-ab1e-4a9e-8546-a9e378a699cb","version":2,"type":"text","properties":{"title":[["위의 결과를 다시 출력하는데, 각 직업별로 순위가 1등인 사원들만 출력하시오."]]},"format":{"copied_from_pointer":{"id":"19f7a835-dd0a-463e-93bd-43c991d54460","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536469,"last_edited_time":1711873536581,"parent_id":"5c980b76-55f7-4e0a-9133-a86cabbbe824","parent_table":"block","alive":true,"copied_from":"19f7a835-dd0a-463e-93bd-43c991d54460","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"dbc16ea6-0c5c-41ce-853c-aa6e4702e044":{"value":{"id":"dbc16ea6-0c5c-41ce-853c-aa6e4702e044","version":2,"type":"code","properties":{"title":[["A. select *\n from (select job, ename, sal, dense_rank() over (partition by job\n order by sal desc) 순위\n from emp)\n where 순위 = 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emp;"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"d1fe6af2-6031-4781-b267-9b0ef8f96fe2","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536477,"last_edited_time":1711873536581,"parent_id":"b58cc08a-b188-4896-88ba-f1c207c91d1d","parent_table":"block","alive":true,"copied_from":"d1fe6af2-6031-4781-b267-9b0ef8f96fe2","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"19da5aa3-8d21-409b-beb8-7051ce9f44bb":{"value":{"id":"19da5aa3-8d21-409b-beb8-7051ce9f44bb","version":2,"type":"image","properties":{"size":[["7.5KB"]],"title":[["Untitled"]],"source":[["https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/d0ba0251-9e0e-420c-b1fe-44de12d6c2c3/Untitled.png"]]},"format":{"block_width":179,"block_height":311,"display_source":"https://prod-files-secure.s3.us-west-2.amazonaws.com/8dce34e8-4daf-4055-ab85-093a95645043/d0ba0251-9e0e-420c-b1fe-44de12d6c2c3/Untitled.png","block_full_width":false,"block_page_width":false,"block_aspect_ratio":1.7374301675977655,"copied_from_pointer":{"id":"01294f0b-1de4-4867-a749-e11a5d47a5b8","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"},"block_preserve_scale":true},"created_time":1711873536477,"last_edited_time":1711873536581,"parent_id":"b58cc08a-b188-4896-88ba-f1c207c91d1d","parent_table":"block","alive":true,"copied_from":"01294f0b-1de4-4867-a749-e11a5d47a5b8","file_ids":["d0ba0251-9e0e-420c-b1fe-44de12d6c2c3"],"created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"df39a105-3add-4537-aa83-f4e9a5088bfd":{"value":{"id":"df39a105-3add-4537-aa83-f4e9a5088bfd","version":2,"type":"text","properties":{"title":[["이름, 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월급, 직업이 SALESMAN인 사원들의 토탈월급, 직업이 SALESMAN인 사원들의 최대월급, 직업이 SALESMAN인 사원들의 최소월급을 출력하시오."]]},"format":{"copied_from_pointer":{"id":"64653621-143e-4039-ba96-89641ab5c325","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873536478,"last_edited_time":1711873536581,"parent_id":"34626785-015e-4dfb-854a-349b16fe7138","parent_table":"block","alive":true,"copied_from":"64653621-143e-4039-ba96-89641ab5c325","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"cb7bffad-94e8-4eea-81a6-9bddfbc890a9":{"value":{"id":"cb7bffad-94e8-4eea-81a6-9bddfbc890a9","version":2,"type":"code","properties":{"title":[["<악성 SQL 답>\nselect ename, sal, (select sum(sal) from emp where job = 'SALESMAN') 토탈월급,\n (select MAX(sal) from emp where job = 'SALESMAN') 최대월급,\n (select MIN(sal) from emp where job = 'SALESMAN') 최소월급\n from emp;\n\n\t!ERROR!\n\tselect ename, sal, (select sum(sal) 토탈월급, max(sal) 최대월급, min(sal)최소월급\n from emp\n where job = 'SALESMAN') 전체\n from emp;\n\n!!ERROR!!\nORA-00913: 값의 수가 너무 많습니다\n=> 스칼라 서브쿼리는 딱 1개의 값만 리턴할 수 있기 때문\n\n<완벽한 답은 아니지만 해결 방법 중 하나>\nselect ename, sal, (select sum(sal) || max(sal) || min(sal)최소월급\n from emp\n where job = 'SALESMAN') 전체\n from 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emp;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"5db1fbaf-f134-4352-91cf-925bba5b0925","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873822970,"last_edited_time":1711873823090,"parent_id":"69182dd0-02ea-486b-850f-5b432cfe5037","parent_table":"block","alive":true,"copied_from":"5db1fbaf-f134-4352-91cf-925bba5b0925","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"ac5a7d0c-74c2-4d14-a5bf-d407e410d9d5":{"value":{"id":"ac5a7d0c-74c2-4d14-a5bf-d407e410d9d5","version":2,"type":"text","properties":{"title":[["merge문을 이용해서 방금 추가한 loc의 데이터를 해당 사원의 부서위치로 값을 갱신하시오."]]},"format":{"copied_from_pointer":{"id":"90d115cd-04db-4815-ac9a-6f2909f590f9","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873822970,"last_edited_time":1711873823090,"parent_id":"97a3136a-8d32-4d23-9003-bb3b15a093f1","parent_table":"block","alive":true,"copied_from":"90d115cd-04db-4815-ac9a-6f2909f590f9","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"3b8d98ae-29b4-4fb5-814a-e3631c993d14":{"value":{"id":"3b8d98ae-29b4-4fb5-814a-e3631c993d14","version":2,"type":"code","properties":{"title":[["marge into emp e\nusing dept d ----> using 절 다음에 테이블명 대신 서브쿼리 사용 가능\non (e.deptno = d.deptno)\nwhen matched then\nupdate set e.loc=d.loc;\n\nselect ename, loc from emp;"]],"language":[["SQL"]]},"format":{"copied_from_pointer":{"id":"e678318c-c058-41b7-9109-c51a56beb59c","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873822970,"last_edited_time":1711873823090,"parent_id":"97a3136a-8d32-4d23-9003-bb3b15a093f1","parent_table":"block","alive":true,"copied_from":"e678318c-c058-41b7-9109-c51a56beb59c","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"624a2979-451c-4c44-84b3-e432f220c2d8":{"value":{"id":"624a2979-451c-4c44-84b3-e432f220c2d8","version":2,"type":"text","properties":{"title":[["DEPT테이블에 samsal이라는 컬럼을 추가하시오."]]},"format":{"copied_from_pointer":{"id":"69e071b0-7330-404b-a660-c37e4d5f12c1","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711873822970,"last_edited_time":1711873823090,"parent_id":"7af17c77-64a5-43ca-934a-a9abffc17fab","parent_table":"block","alive":true,"copied_from":"69e071b0-7330-404b-a660-c37e4d5f12c1","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"4b8f366f-3c97-4b36-bb4c-4ebf8a9f84ef":{"value":{"id":"4b8f366f-3c97-4b36-bb4c-4ebf8a9f84ef","version":2,"type":"code","properties":{"title":[["alter table dept\n\tadd sumsal number(10);\n\nselect * from 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있는 번호들을 전부 봐야 특정 번호의 rownum 데이터를 볼 수 있음"]]},"format":{"copied_from_pointer":{"id":"c1c9504c-74b6-459b-b707-697714398ce4","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821244855,"last_edited_time":1711821244855,"parent_id":"e51694b9-67a0-4596-b9c1-bbc9a524732b","parent_table":"block","alive":true,"copied_from":"c1c9504c-74b6-459b-b707-697714398ce4","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"e1aa3c2f-a727-40cf-b62f-09a050c57125":{"value":{"id":"e1aa3c2f-a727-40cf-b62f-09a050c57125","version":1,"type":"code","properties":{"title":[["select ename, sal\n from emp\n where rownum = 1; #출력됨\n \nselect ename, sal\n from emp\n where rownum = 2; #출력되지 않음 \n\n즉 순서대로 출력되게 해야 볼 수 있음 \n\nselect ename, sal\n from emp\n where rownum <= 2; #이렇게 수정해야함"]],"language":[["SQL"]]},"format":{"code_wrap":false,"copied_from_pointer":{"id":"c70ca6cc-bebb-4399-8999-6bd640b87a28","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821244855,"last_edited_time":1711821244855,"parent_id":"e51694b9-67a0-4596-b9c1-bbc9a524732b","parent_table":"block","alive":true,"copied_from":"c70ca6cc-bebb-4399-8999-6bd640b87a28","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"76188a4e-e041-42ef-a708-b8f26e053835":{"value":{"id":"76188a4e-e041-42ef-a708-b8f26e053835","version":1,"type":"text","properties":{"title":[["특정 번호의 rownum데이터만 출력하고 싶으면 별칭 사용!"]]},"format":{"copied_from_pointer":{"id":"5b2d2bf4-7f98-4136-a25d-cf3a26b5c570","table":"block","spaceId":"8dce34e8-4daf-4055-ab85-093a95645043"}},"created_time":1711821244855,"last_edited_time":1711821244855,"parent_id":"e51694b9-67a0-4596-b9c1-bbc9a524732b","parent_table":"block","alive":true,"copied_from":"5b2d2bf4-7f98-4136-a25d-cf3a26b5c570","created_by_table":"notion_user","created_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","last_edited_by_table":"notion_user","last_edited_by_id":"3dced3b3-93cc-492e-8eb2-8dbac7ecee4a","space_id":"8dce34e8-4daf-4055-ab85-093a95645043"},"role":"reader"},"cc0e7992-c7b7-47d9-a95a-efd3dd42843e":{"value":{"id":"cc0e7992-c7b7-47d9-a95a-efd3dd42843e","version":1,"type":"code","properties":{"title":[["select 번호, ename, sal \n from (select rownum 번호, ename, sal\n from emp\n where job = 'SALESMAN')\n where 번호 = 2;\n\n#만약\n\nselect rouwnum, ename, sal \n from (select rownum, ename, sal\n from emp\n where job = 'SALESMAN')\n where rownum = 2;\n\n#으로 출력하면 from 절 밖의 rownum으로 인식 되기 때문에\n##from절 안의 rownum을 가져오기 위해 확실하게 별칭 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