Excerpts from Matthew Wakeling's message of mar jun 01 05:55:35 -0400 2010: > On Sun, 23 May 2010, David Jarvis wrote: > > The measurement table indexes (on date and weather station) were not being > > used because the only given date ranges (e.g., 1900 - 2009) were causing the > > planner to do a full table scan, which is correct. > > I wonder if you might see some benefit from CLUSTERing the tables on the > index. Eh, isn't this a GIN or GiST index? I don't think you can cluster on those, can you? -- Álvaro Herrera <alvherre@xxxxxxxxxxxxxxxxx> The PostgreSQL Company - Command Prompt, Inc. PostgreSQL Replication, Consulting, Custom Development, 24x7 support -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance