PostgreSQL TODO List
====================
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
-Last updated: Fri Dec 16 20:48:38 EST 2005
+Last updated: Fri Dec 16 23:10:20 EST 2005
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
Dependency Checking
===================
-* Flush cached query plans when the dependent objects change
+* Flush cached query plans when the dependent objects change or
+ when the cardinality of parameters changes dramatically
* Track dependencies in function bodies and recompile/invalidate
This is particularly important for references to temporary tables
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<h1><a name="section_1">PostgreSQL TODO List</a></h1>
<p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
-Last updated: Fri Dec 16 20:48:38 EST 2005
+Last updated: Fri Dec 16 23:10:20 EST 2005
</p>
<p>The most recent version of this document can be viewed at<br/>
<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
<h1><a name="section_11">Dependency Checking</a></h1>
<ul>
- <li>Flush cached query plans when the dependent objects change
+ <li>Flush cached query plans when the dependent objects change or
+ when the cardinality of parameters changes dramatically
</li><li>Track dependencies in function bodies and recompile/invalidate
<p> This is particularly important for references to temporary tables
in PL/PgSQL because PL/PgSQL caches query plans. The only workaround