我希望像现在这样更新,但有一个问题:
UPDATE table
SET data=1
WHERE data2 < (
SELECT MIN(data2)
FROM table
WHERE data2 < int
AND data=0
)
rror: 您可以提出从条款中更新的目标表。
它如何运作?
我希望在表1中将数据(时间范围)定在表上,该表的数据(时间范围)低于实际的时间范围,最低,数据为0。
成就
我希望像现在这样更新,但有一个问题:
UPDATE table
SET data=1
WHERE data2 < (
SELECT MIN(data2)
FROM table
WHERE data2 < int
AND data=0
)
rror: 您可以提出从条款中更新的目标表。
它如何运作?
我希望在表1中将数据(时间范围)定在表上,该表的数据(时间范围)低于实际的时间范围,最低,数据为0。
成就
很难从你的例子中吸取教训,但如果数据和数据2一致,为什么不这样做:
UPDATE table SET data=1 WHERE data2 < int AND data = 0
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