- sql - select row id based on two column values in same row as id
- SELECT [ID]
- FROM tbl
- WHERE A = @a AND B = @b
- SELECT ID FROM table WHERE A=value1 and B=value2
- SELECT ID
- FROM middletable
- WHERE A = knownA
- AND B = knownB
- SELECT ID
- FROM middletable
- WHERE A = knownA
- AND B <> A
- SELECT ID
- FROM middletable
- WHERE A IN
- ( SELECT otherA FROM otherTable ...)
- AND B IN
- ( SELECT otherB FROM anotherTable ...)