Am Dienstag, 24. April 2007 19:48 schrieb Tom Lane: > You're missing the point, which is that the inner UNION needs to decide > what its uniqueness semantics are, independently of what might happen to > its result later. Or that's how I read the spec anyway.
It's probably safer to leave it as is. Maybe there could be a way to make the error message more understandable ("Where did the 'text' come from?"), but perhaps the additional detail discussed in the other thread will do that. -- Peter Eisentraut http://developer.postgresql.org/~petere/ ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster