On Mon, Dec 27, 2010 at 3:58 AM, Simon Riggs <[email protected]> wrote: > I think the answer is that only the first column comparison is > optimised. Second and subsequent comparisons are not optimised.
What sort of optimization are you referring to here? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
