超过5本.sql

来自「1.写出建立BORROW表的SQL语句」· SQL 代码 · 共 5 行

SQL
5
字号
 SELECT BORROW.CNO,QUANTITY FROM BOOKS,BORROW
 WHERE BOOKS.BNO=BORROW.BNO AND BORROW.CNO IN
(SELECT DISTINCT CNO FROM BORROW
 GROUP BY CNO
 HAVING COUNT(*)>5)

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