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Update FAQ.

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Bruce Momjian
2002-04-09 03:22:11 +00:00
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Frequently Asked Questions (FAQ) for PostgreSQL
Last updated: Mon Mar 18 14:34:57 EST 2002
Last updated: Mon Apr 8 23:22:06 EDT 2002
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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4.22) Why are my subqueries using IN so slow?
4.23) How do I perform an outer join?
4.24) How do I perform queries using multiple databases?
4.25) How do I return multiple rows or columns from a function?
Extending PostgreSQL
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databases and merge the information that way.
_________________________________________________________________
4.25) How do I return multiple rows or columns from a function?
You can return result sets from PL/pgSQL functions using refcursors.
See
http://candle.pha.pa.us/main/writings/pgsql/sgml/plpgsql-cursors.html,
section 23.7.3.3.
Extending PostgreSQL
5.1) I wrote a user-defined function. When I run it in psql, why does it