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@ -14,7 +14,7 @@ |
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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: Thu Jul 11 12:35:53 EDT 2002</P> |
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<P>Last updated: Thu Jul 11 12:37:48 EDT 2002</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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@ -1021,7 +1021,7 @@ |
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<P>The <I>~</I> operator does regular expression matching, and |
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<I>~*</I> does case-insensitive regular expression matching. The |
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case-insensitive variant of <SMALL>LIKE</SMALL> is called |
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<SMALL>ILIKE</SMALL> in PostgreSQL 7.1 and later.</P> |
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<SMALL>ILIKE</SMALL>.</P> |
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<P>Case-insensitive equality comparisons are normally expressed |
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as:</P> |
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@ -1229,10 +1229,9 @@ BYTEA bytea variable-length byte array (null-byte safe) |
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<H4><A name="4.18">4.18</A>) Why do I get the error <I>"ERROR: |
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Memory exhausted in AllocSetAlloc()"</I>?</H4> |
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<P>If you are running a version older than 7.1, an upgrade may fix |
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the problem. Also it is possible you have run out of virtual memory |
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on your system, or your kernel has a low limit for certain |
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resources. Try this before starting <I>postmaster</I>:</P> |
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<P>You probably have run out of virtual memory on your system, |
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or your kernel has a low limit for certain resources. Try this |
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before starting <I>postmaster</I>:</P> |
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<PRE> |
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ulimit -d 262144 |
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limit datasize 256m |
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@ -1301,8 +1300,8 @@ BYTEA bytea variable-length byte array (null-byte safe) |
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<H4><A name="4.23">4.23</A>) How do I perform an outer join?</H4> |
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<P>PostgreSQL 7.1 and later supports outer joins using the SQL |
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standard syntax. Here are two examples:</P> |
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<P>PostgreSQL supports outer joins using the SQL standard syntax. |
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Here are two examples:</P> |
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<PRE> |
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SELECT * |
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FROM t1 LEFT OUTER JOIN t2 ON (t1.col = t2.col); |
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