Update FAQ.
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doc/FAQ
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Frequently Asked Questions (FAQ) for PostgreSQL
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Last updated: Wed Dec 5 00:33:46 EST 2001
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Last updated: Wed Dec 5 00:38:51 EST 2001
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Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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monthly and one-time expenses that are required to keep it going. If
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you or your company has money it can donate to help fund this effort,
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please go to the following URL and make a donation:
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http://www.pgsql.com/pg_goodies
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Although the web page mentions PostgreSQL, Inc, the "contributions"
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item is solely to support the PostgreSQL project and does not fund any
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specific company. If you prefer, you can also send a check to the
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4.6) What is the maximum size for a row, table, database?
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These are the limits:
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Maximum size for a database? unlimited (60GB databases exist)
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Maximum size for a table? 16 TB
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Maximum size for a row? unlimited in 7.1 and later
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Maximum size for a field? 1GB in 7.1 and later
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Maximum number of rows in a table? unlimited
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Maximum number of columns in a table? 250-1600 depending on column types
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Maximum number of indexes on a table? unlimited
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Maximum size for a database? unlimited (60GB databases exist)
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Maximum size for a table? 16 TB
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Maximum size for a row? unlimited in 7.1 and later
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Maximum size for a field? 1GB in 7.1 and later
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Maximum number of rows in a table? unlimited
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Maximum number of columns in a table? 250-1600 depending on column types
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Maximum number of indexes on a table? unlimited
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Of course, these are not actually unlimited, but limited to available
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disk space and memory/swap space. Performance may suffer when these
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN">
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<!-- <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN"> -->
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<HTML>
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<HEAD>
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alink="#0000FF">
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<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
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<P>Last updated: Wed Dec 5 00:33:46 EST 2001</P>
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<P>Last updated: Wed Dec 5 00:38:51 EST 2001</P>
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<P>Current maintainer: Bruce Momjian (<A href=
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"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR>
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you or your company has money it can donate to help fund this effort,
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please go to the following URL and make a donation:
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<UL>
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<P><a href="http://www.pgsql.com/pg_goodies">http://www.pgsql.com/pg_goodies</a>
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</UL>
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<P>Although the web page mentions PostgreSQL, Inc, the "contributions" item
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is solely to support the PostgreSQL project and does not fund any
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specific company. If you prefer, you can also send a check to the
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<P>These are the limits:</P>
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<PRE>
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Maximum size for a database? unlimited (60GB databases exist)
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Maximum size for a table? 16 TB
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Maximum size for a row? unlimited in 7.1 and later
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Maximum size for a field? 1GB in 7.1 and later
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Maximum number of rows in a table? unlimited
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Maximum number of columns in a table? 250-1600 depending on column types
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Maximum number of indexes on a table? unlimited
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Maximum size for a database? unlimited (60GB databases exist)
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Maximum size for a table? 16 TB
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Maximum size for a row? unlimited in 7.1 and later
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Maximum size for a field? 1GB in 7.1 and later
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Maximum number of rows in a table? unlimited
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Maximum number of columns in a table? 250-1600 depending on column types
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Maximum number of indexes on a table? unlimited
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</PRE>
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Of course, these are not actually unlimited, but limited to
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available disk space and memory/swap space. Performance may suffer
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@ -1297,7 +1298,7 @@ BYTEA bytea variable-length byte array (null-safe)
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</PRE>
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<H4><A href="#4.25">4.25</A>) How do I perform queries
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using multiple databases?<H4>
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using multiple databases?</H4>
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<P>There is no way to query any database except the current one.
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Because PostgreSQL loads database-specific system catalogs, it is
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