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This commit is contained in:
Peter Eisentraut
2007-11-28 15:42:31 +00:00
parent 96ee6ff502
commit 9293425819
22 changed files with 98 additions and 98 deletions
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4
doc/src/sgml/plpgsql.sgml
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@@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.117 2007/10/26 01:11:09 momjian Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.118 2007/11/28 15:42:31 petere Exp $ -->
<chapter id="plpgsql">
<title><application>PL/pgSQL</application> - <acronym>SQL</acronym> Procedural Language</title>
@@ -3348,7 +3348,7 @@ SELECT * INTO myrec FROM dictionary WHERE word LIKE search_term;
where <literal>search_term</> is a <application>PL/pgSQL</application>
variable. The cached plan for this query will never use an index on
<structfield>word</>, since the planner cannot assume that the
<literal>LIKE</> pattern will be left-anchored at runtime. To use
<literal>LIKE</> pattern will be left-anchored at run time. To use
an index the query must be planned with a specific constant
<literal>LIKE</> pattern provided. This is another situation where
<command>EXECUTE</command> can be used to force a new plan to be