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Update FAQ.

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Bruce Momjian 2001-09-04 05:14:36 +00:00
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doc/src/FAQ/FAQ.html
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alink="#0000FF">
<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
<P>Last updated: Tue Sep 4 01:06:12 EDT 2001</P>
<P>Last updated: Tue Sep 4 01:14:28 EDT 2001</P>
<P>Current maintainer: Bruce Momjian (<A href=
"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR>
@ -1267,12 +1267,18 @@ BYTEA bytea variable-length byte array (null-safe)
WHERE tab1.col1 NOT IN (SELECT tab2.col1 FROM tab2)
ORDER BY col1
</PRE>
<HR>
<H4><A href="#4.25">4.25</A>) How do I perform queries
using multiple databases?<H4>
using multiple databases?<H4>
<P>There is no way to query any database except the current one.
Because PostgreSQL loads database-specific system catalogs, it is
uncertain how a cross-database query should even behave.</P>
<P>Of course, a client can make simultaneous connections to
different databases and merge the information that way.</P>
<HR>
<P>
<CENTER>
<H2>Extending PostgreSQL</H2>
</CENTER>