Hi, Sorry if this is an odd question: I assume that Postgres indexes don't store records but only pointers to the data. This means, that there is always an additional access needed (real table I/O). Would an index containing data records make sense? Stefan -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance