Edson Richter wrote: > Hi! > > Assumptions: PostgreSQL 9.2.2, Win64, already run vacumm full freeze > analyze. No problems in the database. I know there are 1247 records to > be found. > Why does these queries return different results: > > > select count(*) from parcela > where id not in (select parcela_id from cadastroservicoparcela); I'm always using WHERE NOT id in (blabla) and never had such problems. zeljko -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general