<MySQL & Oracle>

SELECT A.ANIMAL_ID
     , A.NAME
  FROM ANIMAL_OUTS A
 INNER JOIN ANIMAL_INS B
    ON A.ANIMAL_ID = B.ANIMAL_ID
   AND A.DATETIME < B.DATETIME
 ORDER BY B.DATETIME

프로그래머스 있었는데요 없었습니다 SQL

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