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| author | Bruce Momjian <bruce@momjian.us> | 2005-08-23 12:47:30 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2005-08-23 12:47:30 +0000 |
| commit | e889ff4def0771435ae6e0b33baf565c797a51c5 (patch) | |
| tree | ba1914f5f5537737d5216d11140bf023557f0624 /doc/src | |
| parent | 53a04e005b6daa0f5f78005a377af590e1352713 (diff) | |
| download | postgresql-e889ff4def0771435ae6e0b33baf565c797a51c5.tar.gz postgresql-e889ff4def0771435ae6e0b33baf565c797a51c5.zip | |
Release note updates.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/release.sgml | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml index 22c2bd52b13..4a6793e0294 100644 --- a/doc/src/sgml/release.sgml +++ b/doc/src/sgml/release.sgml @@ -1,5 +1,5 @@ <!-- -$PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.343 2005/08/23 12:46:35 momjian Exp $ +$PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.344 2005/08/23 12:47:30 momjian Exp $ --> <appendix id="release"> @@ -30,21 +30,22 @@ $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.343 2005/08/23 12:46:35 momjian <listitem> <para> This was accomplished by eliminating global locks and using a clock - sweep algorithm to find free buffers. + sweep algorithm to find free buffers. This increases scalability + on multi-CPU systems. </para> </listitem> </varlistentry> <varlistentry> <term> - Allow indexes to be used for MIN/MAX (Tom) + Automatically use indexes for MIN() and MAX() (Tom) </term> <listitem> <para> - In previous releases, the only way to use index for MIN/MAX was to rewrite - the query as SELECT col FROM tab ORDER BY col LIMIT 1. This now happens - automatically. + In previous releases, the only way to use an index for MIN/MAX + was to rewrite the query as SELECT col FROM tab ORDER BY col + LIMIT 1. Index usage now happens automatically. </para> </listitem> </varlistentry> |