?? quary4.sql
字號:
SELECT fname as "First Name", lname as "Last Name", memno as "ID"
FROM member
WHERE memno IN
(
SELECT borrowermemno
FROM (
SELECT distinct borrowermemno ,callnumber
FROM book
WHERE callnumber IN
(
SELECT callnumber
FROM author
WHERE lname = 'Collins'
)
) as aa
GROUP BY borrowermemno
HAVING COUNT(borrowermemno) =
(
SELECT COUNT(lname)
FROM author
WHERE lname = 'Collins'
GROUP BY lname
)
)
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