diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2006-06-05 03:03:42 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2006-06-05 03:03:42 +0000 |
| commit | e4de635a2ba10dcc6fdb972f87fb25953d8d3001 (patch) | |
| tree | a6262df8a6f38a39ad222147749222f41d2210ad /doc/src | |
| parent | eed6c9ed7e243948e440ed1388591b7fa28f5827 (diff) | |
Increase the default value of cpu_index_tuple_cost from 0.001 to 0.005.
This shouldn't affect simple indexscans much, while for bitmap scans that
are touching a lot of index rows, this seems to bring the estimates more
in line with reality. Per recent discussion.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/config.sgml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index 03b47355f38..2226bf40f56 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.60 2006/06/05 02:49:58 tgl Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.61 2006/06/05 03:03:42 tgl Exp $ --> <chapter Id="runtime-config"> <title>Server Configuration</title> @@ -1831,7 +1831,7 @@ archive_command = 'copy "%p" /mnt/server/archivedir/"%f"' # Windows <para> Sets the planner's estimate of the cost of processing each index entry during an index scan. - The default is 0.001. + The default is 0.005. </para> </listitem> </varlistentry> |