From 0b584830f0efef400ef26da58e5c17f14cece3e7 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Tue, 25 Jun 2002 01:45:58 +0000 Subject: Update FAQ. --- doc/FAQ | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'doc/FAQ') diff --git a/doc/FAQ b/doc/FAQ index a1f9d150ba7..0cc05b3d3b7 100644 --- a/doc/FAQ +++ b/doc/FAQ @@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Sun Jun 23 17:16:13 EDT 2002 + Last updated: Mon Jun 24 21:45:50 EDT 2002 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -743,13 +743,14 @@ using an index with ORDER BY and LIMIT: SELECT col FROM tab - ORDER BY col + ORDER BY col [ DESC ] LIMIT 1 When using wild-card operators such as LIKE or ~, indexes can only be - used if the beginning of the search is anchored to the start of the - string. Therefore, to use indexes, LIKE patterns must not start with - %, and ~(regular expression) patterns must start with ^. + used if the default C local is used during initdb and the beginning of + the search is anchored to the start of the string. Therefore, to use + indexes, LIKE patterns must not start with %, and ~(regular + expression) patterns must start with ^. 4.9) How do I see how the query optimizer is evaluating my query? -- cgit v1.2.3