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Unanswered: how to select record according one null column
if i have table A, and column B, some records of B is null,
i want to select all records when B is null? how do i do it. thanks a lot
select * from A where B = null
this doesn't work. any one know how to do it?
thanks a lot
it should be;
select * from A where B is null;
thanks a lot, but......
i got run time erro 94:
invalid use of null
You cant put criteria in the same column where you have an asterisk.
WHERE (((TableA.B) Is Null));