diff options
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> |