Julius Tuskenis <julius@xxxxxxxx> writes: > As I've read - postgresql always generates P0001 SQLSTATE code for > raised exceptions. Have enyone tried to distinguish one exception from > the other in the application? You'd have to rely on looking at the error message text. 8.4 will let you specify SQLSTATE in RAISE: http://developer.postgresql.org/pgdocs/postgres/plpgsql-errors-and-messages.html regards, tom lane