[Programmers SQL 고득점 Kit] JOIN [1/4] 없어진 기록 찾기

문제 link
https://programmers.co.kr/learn/courses/30/lessons/59042

Code link
https://github.com/JamesJung01/programmers_sql_kit/blob/main/05_JOIN/JOIN-1.sql

SELECT OUTS.ANIMAL_ID, OUTS.NAME
FROM ANIMAL_OUTS AS OUTS
LEFT JOIN ANIMAL_INS AS INS
ON OUTS.ANIMAL_ID = INS.ANIMAL_ID
WHERE INS.ANIMAL_ID IS NULL
ORDER BY OUTS.ANIMAL_ID