Re: GEQO Benchmark

tarcizioab@c3sl.ufpr.br writes:
> I'm using the TPC-H Benchmark for testing of performance in PostgreSQL.
> But it is composed of only 8 tables, which is not enough to call the GEQO
> algorithm.

See
http://www.postgresql.org/docs/8.3/static/runtime-config-query.html#RUNTIME-CONFIG-QUERY-GEQO

particularly geqo_threshold.

            regards, tom lane