我想更新通过 SELECT 语句返回的表的结果。
所以我想:
UPDATE (SELECT [a bunch of joins etc.]) SET thisRecord = 1 WHERE [blah blah]
这对我来说似乎根本不起作用。
任何帮助将不胜感激。
尝试:
UPDATE Table1
SET column1 = t2.Column
FROM table1 t1
JOIN (SELECT ... FROM ... lots of joins etc) t2
ON t1.id = t2.otherid
如果我很好地理解你的问题,这就是你想要做的:
UPDATE your table name SET thisRecord = 1
WHERE your_criteria = (SELECT [a bunch of joins etc.])