diff --git a/README.md b/README.md deleted file mode 100644 index d8e94da..0000000 --- a/README.md +++ /dev/null @@ -1,13 +0,0 @@ -# beyond-study - -## SW-CAMP Study -> 1. GitHub을 일상화하기 위해서 기본적인 세팅 (Issue, milestone, 개인 branch 등) 을 마친다. -> 2. 캠프에서 배운 것을 Github 또는 개인 notion, blog에 적고 개인 branch에 커밋한다. -> 3. 개인 branch에서 pull request를 활용해 Issue도 해결해본다. -> 4. 위 과정을 완료하면 main branch에 올린다. - ---- -## CodingTest Study -> 1. 프로그래머스 or 백준에서 코딩테스트 문제를 푼 뒤 ctrl + s로 파일을 저장한다. -> 2. 해당 리포지토리에 복사 -> commit -> push -> 3. 서로의 코드를 보며 코드 리뷰로 도움을 주거나 정보를 공유한다. \ No newline at end of file diff --git "a/personal-study/\353\260\251\353\217\231\355\230\270/24.06.25_answer.sql" b/assignment/SimpleSQL/answer.sql similarity index 100% rename from "personal-study/\353\260\251\353\217\231\355\230\270/24.06.25_answer.sql" rename to assignment/SimpleSQL/answer.sql diff --git "a/personal-study/\353\260\251\353\217\231\355\230\270/first text file.txt" "b/personal-study/\353\260\251\353\217\231\355\230\270/first text file.txt" deleted file mode 100644 index e69de29..0000000 diff --git "a/personal-study/\354\235\264\355\232\250\354\247\204/first text file.txt" "b/personal-study/\354\235\264\355\232\250\354\247\204/first text file.txt" deleted file mode 100644 index e69de29..0000000 diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/12\354\204\270 \354\235\264\355\225\230\354\235\270 \354\227\254\354\236\220 \355\231\230\354\236\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/12\354\204\270 \354\235\264\355\225\230\354\235\270 \354\227\254\354\236\220 \355\231\230\354\236\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index 2662196..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/12\354\204\270 \354\235\264\355\225\230\354\235\270 \354\227\254\354\236\220 \355\231\230\354\236\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,9 +0,0 @@ -SELECT - PT_NAME - , PT_NO - , GEND_CD - , AGE - , IFNULL(TLNO,'NONE') AS TLNO - FROM PATIENT - WHERE AGE <= 12 AND GEND_CD = 'W' - ORDER BY AGE DESC, PT_NAME ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/3\354\233\224\354\227\220 \355\203\234\354\226\264\353\202\234 \354\227\254\354\204\261 \355\232\214\354\233\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/3\354\233\224\354\227\220 \355\203\234\354\226\264\353\202\234 \354\227\254\354\204\261 \355\232\214\354\233\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index 2e72ae5..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/3\354\233\224\354\227\220 \355\203\234\354\226\264\353\202\234 \354\227\254\354\204\261 \355\232\214\354\233\220 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,8 +0,0 @@ -SELECT - MEMBER_ID - , MEMBER_NAME - , GENDER - , DATE_FORMAT(DATE_OF_BIRTH, '%Y-%m-%d') AS DATE_OF_BIRTH - FROM MEMBER_PROFILE - WHERE MONTH(DATE_OF_BIRTH) = 3 AND GENDER = 'W' AND TLNO IS NOT NULL - ORDER BY MEMBER_ID ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\260\225\354\233\220\353\217\204\354\227\220 \354\234\204\354\271\230\355\225\234 \354\203\235\354\202\260\352\263\265\354\236\245 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\260\225\354\233\220\353\217\204\354\227\220 \354\234\204\354\271\230\355\225\234 \354\203\235\354\202\260\352\263\265\354\236\245 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index a3a1bc5..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\260\225\354\233\220\353\217\204\354\227\220 \354\234\204\354\271\230\355\225\234 \354\203\235\354\202\260\352\263\265\354\236\245 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,7 +0,0 @@ -SELECT - FACTORY_ID - , FACTORY_NAME - , ADDRESS - FROM FOOD_FACTORY - WHERE ADDRESS LIKE '강원도%' - ORDER BY FACTORY_ID ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\263\274\354\235\274\353\241\234 \353\247\214\353\223\240 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274 \352\263\240\353\245\264\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\263\274\354\235\274\353\241\234 \353\247\214\353\223\240 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274 \352\263\240\353\245\264\352\270\260.sql" deleted file mode 100644 index 4dbea3f..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\352\263\274\354\235\274\353\241\234 \353\247\214\353\223\240 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274 \352\263\240\353\245\264\352\270\260.sql" +++ /dev/null @@ -1,6 +0,0 @@ -SELECT - A.FLAVOR - FROM FIRST_HALF AS A - JOIN ICECREAM_INFO AS B - ON A.FLAVOR = B.FLAVOR - WHERE A.TOTAL_ORDER > 3000 AND B.INGREDIENT_TYPE = 'fruit_based'; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\217\231\353\254\274\354\235\230 \354\225\204\354\235\264\353\224\224\354\231\200 \354\235\264\353\246\204.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\217\231\353\254\274\354\235\230 \354\225\204\354\235\264\353\224\224\354\231\200 \354\235\264\353\246\204.sql" deleted file mode 100644 index 7ad02c0..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\217\231\353\254\274\354\235\230 \354\225\204\354\235\264\353\224\224\354\231\200 \354\235\264\353\246\204.sql" +++ /dev/null @@ -1,5 +0,0 @@ -SELECT - ANIMAL_ID - , NAME - FROM ANIMAL_INS - ORDER BY ANIMAL_ID; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\252\250\353\223\240 \353\240\210\354\275\224\353\223\234 \354\241\260\355\232\214\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\252\250\353\223\240 \353\240\210\354\275\224\353\223\234 \354\241\260\355\232\214\355\225\230\352\270\260.sql" deleted file mode 100644 index a3314e8..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\353\252\250\353\223\240 \353\240\210\354\275\224\353\223\234 \354\241\260\355\232\214\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,9 +0,0 @@ -SELECT - ANIMAL_ID - , ANIMAL_TYPE - , DATETIME - , INTAKE_CONDITION - , NAME - , SEX_UPON_INTAKE - FROM ANIMAL_INS - ORDER BY ANIMAL_ID ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\203\201\354\234\204 n\352\260\234 \353\240\210\354\275\224\353\223\234.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\203\201\354\234\204 n\352\260\234 \353\240\210\354\275\224\353\223\234.sql" deleted file mode 100644 index 8a2e987..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\203\201\354\234\204 n\352\260\234 \353\240\210\354\275\224\353\223\234.sql" +++ /dev/null @@ -1,5 +0,0 @@ -SELECT - NAME - FROM ANIMAL_INS - ORDER BY DATETIME - LIMIT 1; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\204\234\354\232\270\354\227\220 \354\234\204\354\271\230\355\225\234 \354\213\235\353\213\271 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\204\234\354\232\270\354\227\220 \354\234\204\354\271\230\355\225\234 \354\213\235\353\213\271 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index 3d0e715..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\204\234\354\232\270\354\227\220 \354\234\204\354\271\230\355\225\234 \354\213\235\353\213\271 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,13 +0,0 @@ -SELECT - A.REST_ID - , A.REST_NAME - , A.FOOD_TYPE - , A.FAVORITES - , A.ADDRESS - , ROUND(AVG(B.REVIEW_SCORE),2) AS SCORE - FROM REST_INFO AS A - JOIN REST_REVIEW AS B - ON A.REST_ID = B.REST_ID - GROUP BY A.REST_ID - HAVING A.ADDRESS LIKE '서울%' - ORDER BY SCORE DESC, A.FAVORITES DESC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\225\204\355\224\210 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\225\204\355\224\210 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" deleted file mode 100644 index ff41baf..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\225\204\355\224\210 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" +++ /dev/null @@ -1,6 +0,0 @@ -SELECT - ANIMAL_ID - , NAME - FROM ANIMAL_INS - WHERE INTAKE_CONDITION = 'SICK' - ORDER BY ANIMAL_ID; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\226\264\353\246\260 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\226\264\353\246\260 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" deleted file mode 100644 index db68b5a..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\226\264\353\246\260 \353\217\231\353\254\274 \354\260\276\352\270\260.sql" +++ /dev/null @@ -1,6 +0,0 @@ -SELECT - ANIMAL_ID - , NAME - FROM ANIMAL_INS - WHERE INTAKE_CONDITION != 'Aged' - ORDER BY ANIMAL_ID; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\254\353\237\254 \352\270\260\354\244\200\354\234\274\353\241\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\254\353\237\254 \352\270\260\354\244\200\354\234\274\353\241\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" deleted file mode 100644 index b7f660a..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\254\353\237\254 \352\270\260\354\244\200\354\234\274\353\241\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,6 +0,0 @@ -SELECT - ANIMAL_ID - , NAME - , DATETIME - FROM ANIMAL_INS - ORDER BY NAME ASC, DATETIME DESC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\255\354\210\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\255\354\210\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" deleted file mode 100644 index 1ce8084..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\227\255\354\210\234 \354\240\225\353\240\254\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,5 +0,0 @@ -SELECT - NAME - , DATETIME - FROM ANIMAL_INS - ORDER BY ANIMAL_ID DESC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\230\244\355\224\204\353\235\274\354\235\270,\354\230\250\353\235\274\354\235\270 \355\214\220\353\247\244 \353\215\260\354\235\264\355\204\260 \355\206\265\355\225\251\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\230\244\355\224\204\353\235\274\354\235\270,\354\230\250\353\235\274\354\235\270 \355\214\220\353\247\244 \353\215\260\354\235\264\355\204\260 \355\206\265\355\225\251\355\225\230\352\270\260.sql" deleted file mode 100644 index 32f7934..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\230\244\355\224\204\353\235\274\354\235\270,\354\230\250\353\235\274\354\235\270 \355\214\220\353\247\244 \353\215\260\354\235\264\355\204\260 \355\206\265\355\225\251\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,16 +0,0 @@ -SELECT - DATE_FORMAT(SALES_DATE, '%Y-%m-%d') AS SALES_DATE - , PRODUCT_ID - , USER_ID - , SALES_AMOUNT - FROM ONLINE_SALE - WHERE MONTH(SALES_DATE) = 3 -UNION -SELECT - DATE_FORMAT(SALES_DATE, '%Y-%m-%d') AS SALES_DATE - , PRODUCT_ID - , NULL AS USER_ID - , SALES_AMOUNT - FROM OFFLINE_SALE - WHERE MONTH(SALES_DATE) = 3 - ORDER BY SALES_DATE ASC, PRODUCT_ID ASC, USER_ID ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\235\270\352\270\260\354\236\210\353\212\224 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\235\270\352\270\260\354\236\210\353\212\224 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274.sql" deleted file mode 100644 index 8999b1c..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\235\270\352\270\260\354\236\210\353\212\224 \354\225\204\354\235\264\354\212\244\355\201\254\353\246\274.sql" +++ /dev/null @@ -1,4 +0,0 @@ -SELECT - FLAVOR - FROM FIRST_HALF - ORDER BY TOTAL_ORDER DESC, SHIPMENT_ID ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\236\254\352\265\254\353\247\244\352\260\200 \354\235\274\354\226\264\353\202\234 \354\203\201\355\222\210\352\263\274 \355\232\214\354\233\220 \353\246\254\354\212\244\355\212\270 \352\265\254\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\236\254\352\265\254\353\247\244\352\260\200 \354\235\274\354\226\264\353\202\234 \354\203\201\355\222\210\352\263\274 \355\232\214\354\233\220 \353\246\254\354\212\244\355\212\270 \352\265\254\355\225\230\352\270\260.sql" deleted file mode 100644 index 458ec9f..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\236\254\352\265\254\353\247\244\352\260\200 \354\235\274\354\226\264\353\202\234 \354\203\201\355\222\210\352\263\274 \355\232\214\354\233\220 \353\246\254\354\212\244\355\212\270 \352\265\254\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,7 +0,0 @@ -SELECT - USER_ID - , PRODUCT_ID - FROM ONLINE_SALE - GROUP BY USER_ID, PRODUCT_ID - HAVING COUNT(*) >= 2 - ORDER BY USER_ID ASC, PRODUCT_ID DESC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \353\217\204\354\204\234 \353\246\254\354\212\244\355\212\270 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \353\217\204\354\204\234 \353\246\254\354\212\244\355\212\270 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index a32041b..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \353\217\204\354\204\234 \353\246\254\354\212\244\355\212\270 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,6 +0,0 @@ -SELECT - BOOK_ID - , DATE_FORMAT(PUBLISHED_DATE, '%Y-%m-%d') AS PUBLISHED_DATE - FROM BOOK - WHERE CATEGORY = '인문' AND YEAR(PUBLISHED_DATE) = 2021 - ORDER BY PUBLISHED_DATE ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \355\232\214\354\233\220\354\210\230 \352\265\254\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \355\232\214\354\233\220\354\210\230 \352\265\254\355\225\230\352\270\260.sql" deleted file mode 100644 index a0ee931..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\247\236\353\212\224 \355\232\214\354\233\220\354\210\230 \352\265\254\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,4 +0,0 @@ -SELECT - COUNT(USER_ID) AS USERS - FROM USER_INFO - WHERE YEAR(JOINED) = 2021 AND AGE BETWEEN 20 AND 29; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\266\200\355\225\251\355\225\230\353\212\224 \354\244\221\352\263\240\352\261\260\353\236\230 \353\214\223\352\270\200 \354\241\260\355\232\214\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\266\200\355\225\251\355\225\230\353\212\224 \354\244\221\352\263\240\352\261\260\353\236\230 \353\214\223\352\270\200 \354\241\260\355\232\214\355\225\230\352\270\260.sql" deleted file mode 100644 index 0981ff6..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\354\241\260\352\261\264\354\227\220 \353\266\200\355\225\251\355\225\230\353\212\224 \354\244\221\352\263\240\352\261\260\353\236\230 \353\214\223\352\270\200 \354\241\260\355\232\214\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,12 +0,0 @@ -SELECT - A.TITLE - , A.BOARD_ID - , B.REPLY_ID - , B.WRITER_ID - , B.CONTENTS - , DATE_FORMAT(B.CREATED_DATE, '%Y-%m-%d') AS CREATED_DATE - FROM USED_GOODS_BOARD AS A - JOIN USED_GOODS_REPLY AS B - ON A.BOARD_ID = B.BOARD_ID - WHERE SUBSTR(A.CREATED_DATE,1,7) = '2022-10' - ORDER BY B.CREATED_DATE ASC, A.TITLE ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\217\211\352\267\240 \354\235\274\354\235\274 \353\214\200\354\227\254 \354\232\224\352\270\210 \352\265\254\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\217\211\352\267\240 \354\235\274\354\235\274 \353\214\200\354\227\254 \354\232\224\352\270\210 \352\265\254\355\225\230\352\270\260.sql" deleted file mode 100644 index 2bca22a..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\217\211\352\267\240 \354\235\274\354\235\274 \353\214\200\354\227\254 \354\232\224\352\270\210 \352\265\254\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,4 +0,0 @@ -SELECT - ROUND(AVG(DAILY_FEE)) AS AVERAGE_FEE - FROM CAR_RENTAL_COMPANY_CAR - WHERE CAR_TYPE = 'SUV'; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\235\211\353\266\200\354\231\270\352\263\274 \353\230\220\353\212\224 \354\235\274\353\260\230\354\231\270\352\263\274 \354\235\230\354\202\254 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\235\211\353\266\200\354\231\270\352\263\274 \353\230\220\353\212\224 \354\235\274\353\260\230\354\231\270\352\263\274 \354\235\230\354\202\254 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" deleted file mode 100644 index 7d236ab..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/SQL/\355\235\211\353\266\200\354\231\270\352\263\274 \353\230\220\353\212\224 \354\235\274\353\260\230\354\231\270\352\263\274 \354\235\230\354\202\254 \353\252\251\353\241\235 \354\266\234\353\240\245\355\225\230\352\270\260.sql" +++ /dev/null @@ -1,8 +0,0 @@ -SELECT - DR_NAME - , DR_ID - , MCDP_CD - , DATE_FORMAT(HIRE_YMD,'%Y-%m-%d') AS HIRE_YMD - FROM DOCTOR - WHERE MCDP_CD IN ('CS', 'GS') - ORDER BY HIRE_YMD DESC, DR_NAME ASC; \ No newline at end of file diff --git "a/personal-study/\354\240\204\352\270\260\353\262\224/\354\210\230\354\227\205\352\263\274\354\240\234/\352\263\274\354\240\2341.sql" "b/personal-study/\354\240\204\352\270\260\353\262\224/\354\210\230\354\227\205\352\263\274\354\240\234/\352\263\274\354\240\2341.sql" deleted file mode 100644 index 3b9cf74..0000000 --- "a/personal-study/\354\240\204\352\270\260\353\262\224/\354\210\230\354\227\205\352\263\274\354\240\234/\352\263\274\354\240\2341.sql" +++ /dev/null @@ -1,319 +0,0 @@ --- --- 1. 모든 사원 모든 컬럼 조회 -SELECT - * - FROM employee; - --- 2. 사원들의 사번(사원번호), 이름 조회 -SELECT - EMP_ID - , EMP_NAME - FROM employee; - - --- 3. 201번 사번의 사번 및 이름 조회 -SELECT - EMP_ID - , EMP_NAME - FROM employee - WHERE EMP_ID = '201'; - --- 4. employee 테이블에서 부서 코드가 'D9'인 사원 조회 -SELECT - * - FROM employee - WHERE DEPT_CODE = 'D9'; - --- 5. employee 테이블에서 직급 코드가 'J1'인 사원 조회 -SELECT - * - FROM employee - WHERE JOB_CODE = 'J1'; - --- 6. employee 테이블에서 급여가 300만원 이상(>=)인 사원의 --- 사번, 이름, 부서코드, 급여를 조회하시오. -SELECT - EMP_ID - , EMP_NAME - , DEPT_CODE - , SALARY - FROM employee - WHERE SALARY >= 3000000; - --- 7. 부서코드가 'D6'이고 급여를 300만원보다 많이 받는 --- 직원의 이름, 부서코드, 급여 조회 -SELECT - EMP_NAME - , DEPT_CODE - , SALARY - FROM employee - WHERE DEPT_CODE = 'D6' AND SALARY >= 3000000; - - --- 8. 보너스를 받지 않는 사원에 대한 --- 사번, 직원명, 급여, 보너스를 조회 -SELECT - EMP_ID - , EMP_NAME - , SALARY - , BONUS - FROM employee - WHERE BONUS IS NULL; - - --- 9. 'D9' 부서에서 근무하지 않는 사원의 --- 사번, 이름, 부서코드를 조회 -SELECT - EMP_ID - , EMP_NAME - , DEPT_CODE - FROM employee - WHERE DEPT_CODE != 'D9'; - - --- 10. employee 테이블에서 퇴사 여부가 N인 직원들 조회하고 --- 사번, 이름, 입사일을 별칭을 사용해 조회해 보기 --- (퇴사 여부 컬럼은 ENT_YN이고 N은 퇴사 안한 사람, Y는 퇴사 한 사람) -SELECT - EMP_ID AS ID - , EMP_NAME AS 이름 - , HIRE_DATE AS 입사일 - FROM employee - WHERE ENT_YN = 'N'; - - --- 11. employee 테이블에서 급여 350만원 이상 --- 550만원 이하를 받는 직원의 --- 사번, 이름, 급여, 부서코드, 직급코드를 별칭을 사용해 조회해 보기 -SELECT - EMP_ID AS ID - , EMP_NAME AS 이름 - , SALARY AS 급여 - , DEPT_CODE AS 부서코드 - , JOB_CODE AS 직급코드 - FROM employee - WHERE SALARY >= 3500000; - - --- 12. employee 테이블에서 '성이 김씨'인 직원의 사번, 이름, 입사일 조회 -SELECT - EMP_ID - , EMP_NAME - , HIRE_DATE - FROM employee - WHERE EMP_NAME LIKE '김%'; - --- 13. employee 테이블에서 '성이 김씨'가 아닌 직원의 사번, 이름, 입사일 조회 -SELECT - EMP_ID - , EMP_NAME - , HIRE_DATE - FROM employee - WHERE EMP_NAME NOT LIKE '김%'; - --- 14. EMPLOYEE 테이블에서 '하'문자가 이름에 포함 된 --- 직원의 이름, 주민번호, 부서코드 조회 -SELECT - EMP_NAME - , EMP_NO - , DEPT_CODE - FROM employee - WHERE EMP_NAME LIKE '%하%'; - - --- 15. 'J2'직급이면서 급여가 200만원 이상인 직원이거나 --- 'J7'직급인 직원의 이름, 급여, 직급코드 조회 -SELECT - EMP_NAME - , SALARY - , JOB_CODE - FROM employee - WHERE (JOB_CODE = 'J2' AND SALARY >= 2000000) OR JOB_CODE = 'J7'; - - --- 16. 'J2'직급이거나 'J7'직급인 직원들 중에 --- 급여가 200만원 이상인 직원의 이름, 급여, 직급코드 조회 -SELECT - EMP_NAME - , SALARY - , JOB_CODE - FROM employee - WHERE JOB_CODE = 'J2' OR JOB_CODE = 'J7'; - --- 17. IN 연산자로 업그레이드 -SELECT - EMP_NAME - , SALARY - , JOB_CODE - FROM employee - WHERE JOB_CODE IN ('J2','J7'); - --- ------------------------------------------ --- - --- 1. 이름에 '형'자가 들어가는 직원들의 사번, 사원명, 부서명을 조회하시오.(1명) -SELECT - employee.EMP_ID - , employee.EMP_NAME - , department.DEPT_TITLE - FROM employee AS employee - JOIN department AS department - ON employee.DEPT_CODE = department.DEPT_ID - WHERE employee.EMP_NAME LIKE '%형%'; - --- 2. 해외영업팀에 근무하는 사원명, 직급명, 부서코드, 부서명을 조회하시오.(9명) -SELECT - A.EMP_NAME - , A.DEPT_CODE - , A.DEPT_TITLE - , job.JOB_NAME - FROM job AS job - JOIN (SELECT employee.EMP_NAME - , employee.DEPT_CODE - , employee.JOB_CODE - , department.DEPT_TITLE - FROM employee AS employee - JOIN department AS department - ON employee.DEPT_CODE = department.DEPT_ID - WHERE department.DEPT_TITLE LIKE '해외영업%') AS A - ON A.JOB_CODE = job.JOB_CODE; - - - --- 3. 보너스포인트를 받는 직원들의 사원명, 보너스포인트, 부서명, 근무지역명을 조회하시오.(8명)(INNER JOIN 결과) -SELECT - employee.EMP_NAME - , employee.BONUS - , A.DEPT_TITLE - , A.LOCAL_NAME - FROM employee AS employee - JOIN (SELECT department.DEPT_TITLE - , department.DEPT_ID - , location.LOCAL_NAME - FROM department AS department - JOIN location AS location - ON department.LOCATION_ID = location.LOCAL_CODE) AS A - ON employee.DEPT_CODE = A.DEPT_ID - WHERE employee.BONUS IS NOT NULL; - - --- 4. 부서코드가 D2인 직원들의 사원명, 직급명, 부서명, 근무지역명을 조회하시오.(3명) -SELECT - A.EMP_NAME - , A.JOB_NAME - , B.DEPT_TITLE - , B.LOCAL_NAME - FROM (SELECT employee.EMP_NAME - , employee.DEPT_CODE - , job.JOB_NAME - FROM employee AS employee - JOIN job AS job - ON employee.JOB_CODE = job.JOB_CODE - WHERE employee.DEPT_CODE = 'D2') AS A - JOIN (SELECT department.DEPT_TITLE - , department.DEPT_ID - , location.LOCAL_NAME - FROM department AS department - JOIN location AS location - ON department.LOCATION_ID = location.LOCAL_CODE) AS B - ON A.DEPT_CODE = B.DEPT_ID; - --- 5. 급여 테이블의 등급별 최소급여(MIN_SAL)보다 많이 받는 직원들의 --- 사원명, 직급명, 급여, 연봉을 조회하시오. --- 연봉에 보너스포인트를 적용하시오.(20명) -SELECT - A.EMP_NAME AS 사원명 - , A.JOB_NAME AS 직급명 - , A.SALARY AS 급여 - , A.SALARY * 12 * (1+IFNULL(A.BONUS,0)) AS 연봉 - FROM (SELECT employee.EMP_ID - , employee.EMP_NAME - , employee.SALARY - , employee.BONUS - , job.JOB_NAME - FROM employee AS employee - JOIN job AS job - ON employee.JOB_CODE = job.JOB_CODE) AS A - JOIN (SELECT employee.EMP_ID - FROM employee AS employee - JOIN sal_grade AS sal_grade - ON employee.SAL_LEVEL = sal_grade.SAL_LEVEL - WHERE employee.SALARY > sal_grade.MIN_SAL) AS B - ON A.EMP_ID = B.EMP_ID; - - --- 6. 한국(KO)과 일본(JP)에 근무하는 직원들의 --- 사원명, 부서명, 지역명, 국가명을 조회하시오.(15명) -SELECT - employee.EMP_NAME - , A.DEPT_TITLE - , A.LOCAL_NAME - , A.NATIONAL_NAME - FROM employee AS employee - JOIN (SELECT department.DEPT_ID - , department.DEPT_TITLE - , B.LOCAL_NAME - , B.NATIONAL_NAME - FROM department AS department - JOIN (SELECT location.LOCAL_CODE - , location.LOCAL_NAME - , national.NATIONAL_NAME - FROM location AS location - JOIN national AS national - ON location.NATIONAL_CODE = national.NATIONAL_CODE - WHERE national.NATIONAL_NAME IN ('한국','일본')) AS B - ON department.LOCATION_ID = B.LOCAL_CODE) AS A - ON employee.DEPT_CODE = A.DEPT_ID; - - --- 7. 같은 부서에 근무하는 직원들의 사원명, 부서코드, 동료이름을 조회하시오. --- self join 사용(60명) -SELECT - A.EMP_NAME - , A.DEPT_CODE - , B.EMP_NAME - FROM employee AS A - JOIN employee AS B - ON A.DEPT_CODE = B.DEPT_CODE - WHERE A.EMP_ID != B.EMP_ID; - - --- 8. 보너스포인트가 없는 직원들 중에서 직급코드가 J4와 J7인 직원들의 사원명, 직급명, 급여를 조회하시오. --- 단, join과 IN 사용할 것(8명) -SELECT - employee.EMP_NAME - , job.JOB_NAME - , employee.SALARY - FROM employee AS employee - JOIN job AS job - ON employee.JOB_CODE = job.JOB_CODE - WHERE employee.BONUS IS NULL AND job.JOB_CODE IN ('J4','J7'); - --- 9. 직급이 대리이면서 아시아 지역(ASIA1, ASIA2, ASIA3 모두 해당)에 근무하는 직원 조회 --- 사번(EMPLOYEE.EMP_ID), 이름(EMPLOYEE.EMP_NAME), 직급명(JOB.JOB_NAME), 부서명(DEPARTMENT.DEPT_TITLE), --- 근무지역명(LOCATION.LOCAL_NAME), 급여(EMPLOYEE.SALARY)를 조회하시오 --- (해당 컬럼을 찾고, 해당 컬럼을 지닌 테이블들을 찾고, 테이블들을 어떤 순서로 조인해야 하는지 고민하고 SQL문을 작성할 것) -SELECT - A.EMP_ID - , A.EMP_NAME - , A.JOB_NAME - , B.DEPT_TITLE - , B.LOCAL_NAME - , A.SALARY - FROM (SELECT employee.EMP_ID - , employee.EMP_NAME - , employee.DEPT_CODE - , employee.SALARY - , job.JOB_NAME - FROM employee AS employee - JOIN job AS job - ON employee.JOB_CODE = job.JOB_CODE - WHERE job.JOB_NAME = '대리') AS A - JOIN (SELECT department.DEPT_ID - , department.DEPT_TITLE - , location.LOCAL_NAME - FROM department AS department - JOIN location AS location - ON department.LOCATION_ID = location.LOCAL_CODE - WHERE location.LOCAL_NAME LIKE 'ASIA%') AS B - ON A.DEPT_CODE = B.DEPT_ID; diff --git "a/personal-study/\354\241\260\354\240\234\355\233\210/6\354\233\224 25\354\235\274 1\354\260\250 \352\263\274\354\240\234.sql" "b/personal-study/\354\241\260\354\240\234\355\233\210/6\354\233\224 25\354\235\274 1\354\260\250 \352\263\274\354\240\234.sql" deleted file mode 100644 index 502891e..0000000 --- "a/personal-study/\354\241\260\354\240\234\355\233\210/6\354\233\224 25\354\235\274 1\354\260\250 \352\263\274\354\240\234.sql" +++ /dev/null @@ -1,261 +0,0 @@ --- 과제 - -CREATE user 'practice'@'%' IDENTIFIED BY 'practice'; -CREATE DATABASE employeedb; -GRANT ALL PRIVILEGES ON employeedb.* TO 'practice'@'%'; -USE employeedb; - --- --- 1. 모든 사원 모든 컬럼 조회 -SELECT - * - FROM employee; - --- 2. 사원들의 사번(사원번호), 이름 조회 -SELECT - EMP_ID, EMP_NAME - FROM employee; - --- 3. 201번 사번의 사번 및 이름 조회 -SELECT - EMP_ID, EMP_NAME - FROM employee - WHERE EMP_ID = 201; - --- 4. employee 테이블에서 부서 코드가 'D9'인 사원 조회 -SELECT - EMP_ID, EMP_NAME - FROM employee - WHERE dept_code = 'D9'; - --- 5. employee 테이블에서 직급 코드가 'J1'인 사원 조회 -SELECT - * - FROM employee - WHERE job_code = 'J1'; - --- 6. employee 테이블에서 급여가 300만원 이상(>=)인 사원의 --- 사번, 이름, 부서코드, 급여를 조회하시오. -SELECT - emp_id, emp_name, dept_code, salary - FROM employee - WHERE salary >= 3000000; - --- 7. 부서코드가 'D6'이고 급여를 300만원보다 많이 받는 --- 직원의 이름, 부서코드, 급여 조회 -SELECT - emp_name, dept_code, salary - FROM employee - WHERE salary >= 3000000 AND dept_code = 'D6'; - --- 8. 보너스를 받지 않는 사원에 대한 --- 사번, 직원명, 급여, 보너스를 조회 -SELECT - emp_id, emp_name, salary, bonus - FROM employee - WHERE bonus IS NULL; - --- 9. 'D9' 부서에서 근무하지 않는 사원의 --- 사번, 이름, 부서코드를 조회 -SELECT - emp_id, emp_name, dept_code - FROM employee - WHERE dept_code NOT IN ('D9'); - --- 10. employee 테이블에서 퇴사 여부가 N인 직원들 조회하고 --- 사번, 이름, 입사일을 별칭을 사용해 조회해 보기 --- (퇴사 여부 컬럼은 ENT_YN이고 N은 퇴사 안한 사람, Y는 퇴사 한 사람) -SELECT - emp_id AS '사번', emp_name AS '이름', hire_date AS '입사일' - FROM employee - WHERE ent_yn = 'N'; - --- 11. employee 테이블에서 급여 350만원 이상 --- 550만원 이하를 받는 직원의 --- 사번, 이름, 급여, 부서코드, 직급코드를 별칭을 사용해 조회해 보기 -SELECT - emp_id, emp_name, salary, dept_code, job_code - FROM employee - WHERE salary >= 3500000 AND salary <= 5500000; - --- 12. employee 테이블에서 '성이 김씨'인 직원의 사번, 이름, 입사일 조회 -SELECT - emp_id, emp_name, hire_date - FROM employee - WHERE emp_name LIKE '김%'; - --- 13. employee 테이블에서 '성이 김씨'가 아닌 직원의 사번, 이름, 입사일 조회 -SELECT - emp_id, emp_name, hire_date - FROM employee - WHERE emp_name not LIKE '김%'; - --- 14. EMPLOYEE 테이블에서 '하'문자가 이름에 포함 된 --- 직원의 이름, 주민번호, 부서코드 조회 -SELECT - emp_name, emp_no, dept_code - FROM employee - WHERE emp_name LIKE '%하%'; - --- 15. 'J2'직급이면서 급여가 200만원 이상인 직원이거나 --- 'J7'직급인 직원의 이름, 급여, 직급코드 조회 -SELECT - emp_name, salary, job_code - FROM employee - WHERE job_code = 'J2' AND salary >= 2000000; - --- 16. 'J2'직급이거나 'J7'직급인 직원들 중에 --- 급여가 200만원 이상인 직원의 이름, 급여, 직급코드 조회 -SELECT - emp_name, salary, job_code - FROM employee - WHERE job_code = 'J2' OR job_code = 'J7' AND salary >= 2000000; - --- 17. IN 연산자로 업그레이드 -SELECT - emp_name, salary, job_code - FROM employee - WHERE job_code IN ('J2','J7') AND salary >= 2000000; - --- ------------------------------------------ --- - --- 1. 이름에 '형'자가 들어가는 직원들의 사번, 사원명, 부서명을 조회하시오.(1명) -SELECT - a.emp_id, a.emp_name, b.dept_title - FROM employee a - JOIN department b - ON a.DEPT_CODE = b.DEPT_ID - WHERE a.emp_name LIKE '%형%'; - --- 2. 해외영업팀에 근무하는 사원명, 직급명, 부서코드, 부서명을 조회하시오.(9명) -SELECT - c.emp_id - , d.JOB_NAME - , c.dept_ID - , c.dept_title - FROM (SELECT a.EMP_ID - , a.JOB_CODE - , b.DEPT_ID - , b.DEPT_TITLE - FROM employee a - JOIN department b - ON a.DEPT_CODE = b.DEPT_ID AND b.DEPT_TITLE LIKE '해외영업%' - ) AS c - JOIN job d - ON c.JOB_CODE = d.JOB_CODE; - --- 3. 보너스포인트를 받는 직원들의 사원명, 보너스포인트, 부서명, 근무지역명을 조회하시오.(8명)(INNER JOIN 결과) -SELECT - c.EMP_NAME - , c.BONUS - , c.DEPT_TITLE - , d.LOCAL_NAME - FROM (SELECT a.emp_name - , a.BONUS - , b.DEPT_TITLE - , b.LOCATION_ID - from EMPLOYEE a - JOIN DEPARTMENT b - ON a.DEPT_CODE = b.DEPT_ID - WHERE a.BONUS IS NOT NULL - ) AS c - JOIN LOCATION d - ON c.location_id = d.LOCAL_CODE; - --- 4. 부서코드가 D2인 직원들의 사원명, 직급명, 부서명, 근무지역명을 조회하시오.(3명) -SELECT - c.EMP_NAME - , c.JOB_NAME - , f.DEPT_TITLE - , f.LOCAL_NAME - FROM (SELECT a.EMP_NAME - , b.JOB_NAME - , a.DEPT_CODE - FROM EMPLOYEE a - JOIN JOB b - ON a.JOB_CODE = b.JOB_CODE - ) AS c - JOIN (SELECT d.DEPT_TITLE - , e.LOCAL_NAME - , d.DEPT_ID - FROM DEPARTMENT d - JOIN LOCATION e - ON d.LOCATION_ID = e.LOCAL_CODE - ) AS f - ON c.DEPT_CODE = f.DEPT_ID AND f.DEPT_ID ='D2'; - --- 5. 급여 테이블의 등급별 최소급여(MIN_SAL)보다 많이 받는 직원들의 --- 사원명, 직급명, 급여, 연봉을 조회하시오. --- 연봉에 보너스포인트를 적용하시오.(20명) -SELECT - a.EMP_NAME - , b.JOB_NAME - , a.SALARY - , (a.salary * 12 * 1 + COALESCE (a.BONUS,0)) AS 연봉 - FROM EMPLOYEE a - JOIN JOB b - ON a.JOB_CODE = b.JOB_CODE - JOIN sal_grade c - ON a.SAL_LEVEL = c.SAL_LEVEL - WHERE a.SALARY > c.MIN_SAL; - --- 6. 한국(KO)과 일본(JP)에 근무하는 직원들의 --- 사원명, 부서명, 지역명, 국가명을 조회하시오.(15명) -SELECT - a.EMP_NAME - , b.DEPT_TITLE - , c.LOCAL_NAME - , d.NATIONAL_NAME - FROM EMPLOYEE a - JOIN DEPARTMENT b - ON a.DEPT_CODE = b.DEPT_ID - JOIN location c - ON b.LOCATION_ID = c.LOCAL_CODE - JOIN NATIONAL d - ON c.NATIONAL_CODE = d.NATIONAL_CODE - WHERE d.NATIONAL_CODE = 'KO' OR d.NATIONAL_CODE = 'JP'; - --- 7. 같은 부서에 근무하는 직원들의 사원명, 부서코드, 동료이름을 조회하시오. --- self join 사용(60명) -SELECT - a.EMP_NAME - , b.DEPT_ID - , c.emp_name - FROM EMPLOYEE a - JOIN DEPARTMENT b - ON a.DEPT_CODE = b.DEPT_ID - JOIN employee c - ON a.DEPT_CODE = c.DEPT_CODE - WHERE a.emp_name != c.emp_name; - --- 8. 보너스포인트가 없는 직원들 중에서 직급코드가 J4와 J7인 직원들의 사원명, 직급명, 급여를 조회하시오. --- 단, join과 IN 사용할 것(8명) -SELECT - a.EMP_NAME - , b.JOB_NAME - , a.SALARY - FROM EMPLOYEE a - JOIN JOB b - ON a.JOB_CODE = b.JOB_CODE - WHERE a.bonus IS NULL AND a.JOB_CODE IN ('J4', 'J7') ; - --- 9. 직급이 대리이면서 아시아 지역(ASIA1, ASIA2, ASIA3 모두 해당)에 근무하는 직원 조회 --- 사번(EMPLOYEE.EMP_ID), 이름(EMPLOYEE.EMP_NAME), 직급명(JOB.JOB_NAME), 부서명(DEPARTMENT.DEPT_TITLE), --- 근무지역명(LOCATION.LOCAL_NAME), 급여(EMPLOYEE.SALARY)를 조회하시오 --- (해당 컬럼을 찾고, 해당 컬럼을 지닌 테이블들을 찾고, 테이블들을 어떤 순서로 조인해야 하는지 고민하고 SQL문을 작성할 것) -SELECT - a.EMP_ID - , a.EMP_name - , b.JOB_NAME - , c.dept_title - , d.LOCAL_NAME - , a.SALARY - FROM EMPLOYEE a - JOIN JOB b - ON a.JOB_CODE = b.JOB_CODE - JOIN department c - ON a.DEPT_CODE = c.DEPT_ID - JOIN location d - ON c.LOCATION_ID = d.LOCAL_CODE - WHERE b.job_name = '대리' and d.LOCAL_NAME LIKE 'ASIA%' ; 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