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> > A more complex solution would be to save multiple plans for different > cardinality and use the appropriate plan based on the EXECUTE values. >
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doc/TODO

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PostgreSQL TODO List
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====================
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Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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Last updated: Sat Dec 17 14:03:20 EST 2005
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Last updated: Thu Dec 22 18:05:31 EST 2005
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The most recent version of this document can be viewed at
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http://www.postgresql.org/docs/faqs.TODO.html.
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* Flush cached query plans when the dependent objects change,
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when the cardinality of parameters changes dramatically, or
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when new ANALYZE statistics are available
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A more complex solution would be to save multiple plans for different
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cardinality and use the appropriate plan based on the EXECUTE values.
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* Track dependencies in function bodies and recompile/invalidate
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This is particularly important for references to temporary tables

doc/src/FAQ/TODO.html

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<body bgcolor="#FFFFFF" text="#000000" link="#FF0000" vlink="#A00000" alink="#0000FF">
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<h1><a name="section_1">PostgreSQL TODO List</a></h1>
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<p>Current maintainer: Bruce Momjian (<a href="mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</a>)<br/>
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</p>
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<p>The most recent version of this document can be viewed at<br/>
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<a href="http://www.postgresql.org/docs/faqs.TODO.html">http://www.postgresql.org/docs/faqs.TODO.html</a>.
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<li>Flush cached query plans when the dependent objects change,
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when the cardinality of parameters changes dramatically, or
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when new ANALYZE statistics are available
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<p> A more complex solution would be to save multiple plans for different
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cardinality and use the appropriate plan based on the EXECUTE values.
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</p>
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</li><li>Track dependencies in function bodies and recompile/invalidate
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<p> This is particularly important for references to temporary tables
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in PL/PgSQL because PL/PgSQL caches query plans. The only workaround

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