Backpatch FAQ to 8.0.X.

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Bruce Momjian 2005-02-02 17:44:51 +00:00
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doc/FAQ
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Frequently Asked Questions (FAQ) for PostgreSQL
Last updated: Wed Feb 2 08:40:42 EST 2005
Last updated: Wed Feb 2 12:44:03 EST 2005
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
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case-insensitive searches?
4.9) In a query, how do I detect if a field is NULL?
4.10) What is the difference between the various character types?
4.11.0) How do I create a serial/auto-incrementing field?
4.11.1) How do I get the value of a SERIAL insert?
4.11.2) Doesn't currval() lead to a race condition with other users?
4.11.3) Why aren't my sequence numbers reused on transaction abort?
4.11.1) How do I create a serial/auto-incrementing field?
4.11.2) How do I get the value of a SERIAL insert?
4.11.3) Doesn't currval() lead to a race condition with other users?
4.11.4) Why aren't my sequence numbers reused on transaction abort?
Why are there gaps in the numbering of my sequence/SERIAL column?
4.12) What is an OID? What is a TID?
4.13) Why do I get the error "ERROR: Memory exhausted in

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alink="#0000ff">
<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
<P>Last updated: Wed Feb 2 08:40:42 EST 2005</P>
<P>Last updated: Wed Feb 2 12:44:03 EST 2005</P>
<P>Current maintainer: Bruce Momjian (<A href=
"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)
@ -88,13 +88,13 @@
is <SMALL>NULL</SMALL>?<BR>
<A href="#4.10">4.10</A>) What is the difference between the
various character types?<BR>
<A href="#4.11.0">4.11.0</A>) How do I create a
<A href="#4.11.1">4.11.1</A>) How do I create a
serial/auto-incrementing field?<BR>
<A href="#4.11.1">4.11.1</A>) How do I get the value of a
<A href="#4.11.2">4.11.2</A>) How do I get the value of a
<SMALL>SERIAL</SMALL> insert?<BR>
<A href="#4.11.2">4.11.2</A>) Doesn't <I>currval()</I>
<A href="#4.11.3">4.11.3</A>) Doesn't <I>currval()</I>
lead to a race condition with other users?<BR>
<A href="#4.11.3">4.11.3</A>) Why aren't my sequence numbers
<A href="#4.11.4">4.11.4</A>) Why aren't my sequence numbers
reused on transaction abort? Why are there gaps in the numbering of
my sequence/SERIAL column?<BR>
<A href="#4.12">4.12</A>) What is an <SMALL>OID</SMALL>? What is a