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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2004-05-23 21:24:02 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2004-05-23 21:24:02 +0000 |
| commit | 9d6570b8a479c76f2259b45b9281bbc73693876e (patch) | |
| tree | 9eb141e98cc90b4c746e5ba83a9c2202e02c79cb /doc/src/sgml/sql.sgml | |
| parent | 27edff700efdcecb11421c922a68149b8a9d457c (diff) | |
New two-stage sampling method for ANALYZE, as per discussions a few weeks
ago. This should give significantly better results when the density of
live tuples is not uniform throughout a table. Manfred Koizar, with
minor kibitzing from Tom Lane.
Diffstat (limited to 'doc/src/sgml/sql.sgml')
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