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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2004-10-26 16:05:03 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2004-10-26 16:05:03 +0000 |
| commit | 83cd2d8b0f1af64846337dd9b34d8e362309bc92 (patch) | |
| tree | b5b35b8dd4492f595b2bf2dad34bbaf3596121de /doc/src | |
| parent | 2c66dcf684137fdcc4371fd0aeb736a2f6458c36 (diff) | |
| download | postgresql-83cd2d8b0f1af64846337dd9b34d8e362309bc92.tar.gz postgresql-83cd2d8b0f1af64846337dd9b34d8e362309bc92.zip | |
Make heap_fetch API more consistent by having the buffer remain pinned
in all cases when keep_buf = true. This allows ANALYZE's inner loop to
use heap_release_fetch, which saves multiple buffer lookups for the same
page and avoids overestimation of cost by the vacuum cost mechanism.
Diffstat (limited to 'doc/src')
0 files changed, 0 insertions, 0 deletions