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    SQL문제풀기

    [SQL문제풀기] NULL 처리하기

    silver's avatar
    silver
    Dec 16, 2024
    [SQL문제풀기] NULL 처리하기

    문제

    school.programmers.co.kr
    https://school.programmers.co.kr/learn/courses/30/lessons/59410
     

    내가 작성한 정답 - ORACLE

    SELECT ANIMAL_TYPE, NVL(NAME,'No name') NAME, SEX_UPON_INTAKE FROM ANIMAL_INS ORDER BY ANIMAL_ID ASC;

    내가 작성한 정답 - MYSQL

    SELECT ANIMAL_TYPE, IFNULL(NAME,'No name') NAME, SEX_UPON_INTAKE FROM ANIMAL_INS ORDER BY ANIMAL_ID ASC;
     
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