sql

Author: lexiconium

programmers/131117.sql

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+SELECT
+    f.PRODUCT_ID,
+    f.PRODUCT_NAME,
+    SUM(f.PRICE * o.AMOUNT) TOTAL_SALES
+FROM
+    FOOD_PRODUCT f
+    JOIN FOOD_ORDER o ON f.PRODUCT_ID = o.PRODUCT_ID
+WHERE
+    o.PRODUCE_DATE LIKE '2022-05%'
+GROUP BY
+    PRODUCT_ID,
+    PRODUCT_NAME
+ORDER BY
+    TOTAL_SALES DESC,
+    PRODUCT_ID;

programmers/131124.sql

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+WITH
+    HIGHEST_REVIEWER AS (
+        SELECT
+            MEMBER_ID,
+            COUNT(*) NUM_REVIEWS
+        FROM
+            REST_REVIEW
+        GROUP BY
+            MEMBER_ID
+        ORDER BY
+            NUM_REVIEWS DESC
+        LIMIT
+            1
+    )
+SELECT
+    p.MEMBER_NAME,
+    r.REVIEW_TEXT,
+    DATE_FORMAT (r.REVIEW_DATE, '%Y-%m-%d') REVIEW_DATE
+FROM
+    MEMBER_PROFILE p
+    JOIN REST_REVIEW r ON p.MEMBER_ID = r.MEMBER_ID
+    JOIN HIGHEST_REVIEWER hr ON r.MEMBER_ID = hr.MEMBER_ID
+ORDER BY
+    r.REVIEW_DATE,
+    r.REVIEW_TEXT;

programmers/131534.sql

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+WITH
+    USER_JOINED_2021 AS (
+        SELECT
+            USER_ID
+        FROM
+            USER_INFO
+        WHERE
+            JOINED LIKE '2021-%'
+    )
+SELECT
+    YEAR (s.SALES_DATE) YEAR,
+    MONTH (s.SALES_DATE) MONTH,
+    COUNT(DISTINCT u.USER_ID) PURCHASED_USERS,
+    ROUND(
+        COUNT(DISTINCT u.USER_ID) / (
+            SELECT
+                COUNT(*)
+            FROM
+                USER_JOINED_2021
+        ),
+        1
+    ) PURCHASED_RATIO
+FROM
+    ONLINE_SALE s
+    JOIN USER_JOINED_2021 u ON s.USER_ID = u.USER_ID
+GROUP BY
+    YEAR,
+    MONTH
+ORDER BY
+    YEAR,
+    MONTH;

programmers/133027.sql

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+SELECT
+    F.FLAVOR
+FROM
+    FIRST_HALF F
+    LEFT JOIN (
+        SELECT
+            FLAVOR,
+            SUM(TOTAL_ORDER) AS TOTAL_ORDER_SUM
+        FROM
+            JULY
+        GROUP BY
+            FLAVOR
+    ) J ON F.FLAVOR = J.FLAVOR
+GROUP BY
+    F.FLAVOR
+ORDER BY
+    SUM(F.TOTAL_ORDER + COALESCE(J.TOTAL_ORDER_SUM, 0)) DESC
+LIMIT
+    3;
+
+-- 
+SELECT
+    h.FLAVOR
+FROM
+    FIRST_HALF h
+    JOIN JULY j ON h.FLAVOR = j.FLAVOR
+GROUP BY
+    h.FLAVOR
+ORDER BY
+    SUM(h.TOTAL_ORDER + j.TOTAL_ORDER) DESC
+LIMIT
+    3;

programmers/144854.sql

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+SELECT
+    b.BOOK_ID,
+    a.AUTHOR_NAME,
+    DATE_FORMAT (b.PUBLISHED_DATE, '%Y-%m-%d') PUBLISHED_DATE
+FROM
+    BOOK b
+    JOIN AUTHOR a ON b.AUTHOR_ID = a.AUTHOR_ID
+WHERE
+    b.CATEGORY = '경제'
+ORDER BY
+    PUBLISHED_DATE;

programmers/157339.sql

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+WITH
+    SEDAN_OR_SUV AS (
+        SELECT
+            CAR_ID,
+            CAR_TYPE,
+            DAILY_FEE
+        FROM
+            CAR_RENTAL_COMPANY_CAR
+        WHERE
+            CAR_TYPE IN ('세단', 'SUV')
+    ),
+    AVAILABLE_CARS AS (
+        SELECT
+            c.CAR_ID
+        FROM
+            SEDAN_OR_SUV c
+        WHERE
+            NOT EXISTS (
+                SELECT
+                    1
+                FROM
+                    CAR_RENTAL_COMPANY_RENTAL_HISTORY h
+                WHERE
+                    h.CAR_ID = c.CAR_ID
+                    AND NOT (
+                        h.END_DATE < '2022-11-01'
+                        OR h.START_DATE > '2022-11-30'
+                    )
+            )
+    ),
+    DISCOUNTED_FEES AS (
+        SELECT
+            c.CAR_ID,
+            c.CAR_TYPE,
+            ROUND(30 * c.DAILY_FEE * (1 - p.DISCOUNT_RATE / 100)) FEE
+        FROM
+            SEDAN_OR_SUV c
+            JOIN AVAILABLE_CARS a ON c.CAR_ID = a.CAR_ID
+            LEFT JOIN CAR_RENTAL_COMPANY_DISCOUNT_PLAN p ON c.CAR_TYPE = p.CAR_TYPE
+            AND p.DURATION_TYPE = '30일 이상'
+    )
+SELECT
+    CAR_ID,
+    CAR_TYPE,
+    FEE
+FROM
+    DISCOUNTED_FEES
+WHERE
+    FEE >= 500000
+    AND FEE < 2000000
+ORDER BY
+    FEE DESC,
+    CAR_TYPE,
+    CAR_ID DESC;

programmers/59042.sql

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+SELECT
+    o.ANIMAL_ID,
+    o.NAME
+FROM
+    ANIMAL_OUTS o
+    LEFT JOIN ANIMAL_INS i ON o.ANIMAL_ID = i.ANIMAL_ID
+WHERE
+    i.ANIMAL_ID IS NULL
+    -- 
+SELECT
+    o.ANIMAL_ID,
+    o.NAME
+FROM
+    ANIMAL_OUTS o
+WHERE
+    NOT EXISTS (
+        SELECT
+            1
+        FROM
+            ANIMAL_INS i
+        WHERE
+            o.ANIMAL_ID = i.ANIMAL_ID
+    )
+ORDER BY
+    o.ANIMAL_ID;

programmers/59043.sql

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+SELECT
+    o.ANIMAL_ID,
+    o.NAME
+FROM
+    ANIMAL_OUTS o
+    JOIN ANIMAL_INS i ON o.ANIMAL_ID = i.ANIMAL_ID
+WHERE
+    o.DATETIME < i.DATETIME
+ORDER BY
+    i.DATETIME;

programmers/59044.sql

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+SELECT
+    i.NAME,
+    i.DATETIME
+FROM
+    ANIMAL_INS i
+    LEFT JOIN ANIMAL_OUTS o ON i.ANIMAL_ID = o.ANIMAL_ID
+WHERE
+    o.ANIMAL_ID IS NULL
+ORDER BY
+    i.DATETIME
+LIMIT
+    3;
+
+-- 
+SELECT
+    i.NAME,
+    i.DATETIME
+FROM
+    ANIMAL_INS i
+WHERE
+    NOT EXISTS (
+        SELECT
+            1
+        FROM
+            ANIMAL_OUTS o
+        WHERE
+            o.ANIMAL_ID = i.ANIMAL_ID
+    )
+ORDER BY
+    i.DATETIME
+LIMIT
+    3;

programmers/59045.sql

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+SELECT
+    o.ANIMAL_ID,
+    o.ANIMAL_TYPE,
+    o.NAME
+FROM
+    ANIMAL_OUTS o
+    JOIN ANIMAL_INS i ON o.ANIMAL_ID = i.ANIMAL_ID
+WHERE
+    i.SEX_UPON_INTAKE LIKE 'Intact%'
+    AND (
+        o.SEX_UPON_OUTCOME LIKE 'Spayed%'
+        OR o.SEX_UPON_OUTCOME LIKE 'Neutered%'
+    )