Him, Tom Lane napisał(a): > =?ISO-8859-2?Q?Marek_Wr=F3bel?= <[EMAIL PROTECTED]> writes: >> create table a (a1 integer); >> create table b (b1 integer); >> insert into a (a1) values (1); >> insert into a (a1) values (2); >> select a1 from b; >> ERROR: column "a1" does not exist at character 8 >> but : >> select a1 from a where a1 not in (select a1 from b); > > This is not a bug, it's an outer reference. Read any SQL book ...
of course... so sorry... I was such startled off result off this query, that I can't see that...
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