"Darrell A. Sullivan, II" <darrell(at)flores-associates(dot)com> writes:
> I was wondering if someone could answer a question about how PostgreSQL uses
> indexes when performing queries. Particularly, I need to know if the query
> optimizer will use more than index for a query or if it only uses one.
Versions through 8.0 can only use one index per query (per table). 8.1
will be smarter though.
regards, tom lane