The following bug has been logged online: Bug reference: 1408 Logged by: andrzej Email address: [EMAIL PROTECTED] PostgreSQL version: 8.0.0-rc5 Operating system: windows XP Description: don't see index Details:
Create table t1 ( v varchar(5) not null, m varchar(20), d date, l varchar(10), primary key(v) ); explain select * from t1 where v='abc' result: Seq Scan on t1 (.... Filter:((v)::text='abc'::text) DON'T SEE INDEX PKEY ???????!!!! but Postgres 7.4.2 Linux explain select * from t1 where v='abc' result: Index Scan using t1_pkey on t1(... Index Cond((v)::text='abc'::text) SEE INDEX PKEY OK !!!!! ---------------------------(end of broadcast)--------------------------- TIP 8: explain analyze is your friend