Re: [GENERAL] Index not being used unless enable_seqscan=false

2005-08-10 Thread Sven Willenberger
On Wed, 2005-08-10 at 12:01 -0700, Shane wrote: Hello all, I am working with a simple table and query abut cannot seem to get it to use the index I have created. However, if I set enable_seqscan=false, the index is used and the query is much faster. I have tried a vacuum analyze but to no

Re: [GENERAL] Index not being used unless enable_seqscan=false

2005-08-10 Thread Ragnar HafstaĆ°
On Wed, 2005-08-10 at 12:01 -0700, Shane wrote: Hello all, I am working with a simple table and query abut cannot seem to get it to use the index I have created. However, if I set enable_seqscan=false, the index is used and the query is much faster. I have tried a vacuum analyze but to no

Re: [GENERAL] Index not being used unless enable_seqscan=false

2005-08-10 Thread Sven Willenberger
On Wed, 2005-08-10 at 12:58 -0700, Shane wrote: On Wed, Aug 10, 2005 at 03:31:27PM -0400, Sven Willenberger wrote: Right off the bat (if I am interpreting the results of your explain analyze correctly) it looks like the planner is basing its decision to seqscan as it thinks that it needs to

Re: [GENERAL] Index not being used unless enable_seqscan=false

2005-08-10 Thread Tom Lane
Shane [EMAIL PROTECTED] writes: I am working with a simple table and query abut cannot seem to get it to use the index I have created. ... explain analyze select msgid from seen where msgtime cast(now() - interval '6 months' as timestamp(0) without time zone); As some other people already