=?iso-8859-1?Q?P=E5l_Stenslet?= <[EMAIL PROTECTED]> writes: > I have established similar conditions for the query in PostgreSQL, and = > it runs in about 30 seconds. Again the CPU utilization is high with no = > noticable I/O. The query plan is of course very different from that of = > Oracle, since PostgreSQL lacks the bitmap index merge operation.
Perhaps you should be trying this on PG 8.1? In any case, without specific details of your schema or a look at EXPLAIN ANALYZE results, it's unlikely that anyone is going to have any useful comments for you. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster