oracle關聯表查詢記錄表最新一條記錄

  SELECT * FROM 表1 t1 JOIN (SELECT *, ROW_NUMBER() OVER(PARTITION BY 單據ID ORDER BY 處理時間 DESC) rn FROM 表2 ) t2 ON t1.單據ID = t2.單據ID AND t2.rn = 1 t2表實

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