-<!-- $PostgreSQL: pgsql/doc/src/sgml/release-7.4.sgml,v 1.1.10.7 2010/05/13 21:27:44 tgl Exp $ -->
+<!-- doc/src/sgml/release-7.4.sgml -->
<!-- See header comment in release.sgml about typical markup -->
+ <sect1 id="release-7-4-30">
+ <title>Release 7.4.30</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2010-10-04</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 7.4.29.
+ For information about new features in the 7.4 major release, see
+ <xref linkend="release-7-4">.
+ </para>
+
+ <para>
+ This is expected to be the last <productname>PostgreSQL</> release
+ in the 7.4.X series. Users are encouraged to update to a newer
+ release branch soon.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 7.4.30</title>
+
+ <para>
+ A dump/restore is not required for those running 7.4.X.
+ However, if you are upgrading from a version earlier than 7.4.26,
+ see the release notes for 7.4.26.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Prevent possible crashes in <function>pg_get_expr()</> by disallowing
+ it from being called with an argument that is not one of the system
+ catalog columns it's intended to be used with
+ (Heikki Linnakangas, Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <quote>cannot handle unplanned sub-select</quote> error (Tom Lane)
+ </para>
+
+ <para>
+ This occurred when a sub-select contains a join alias reference that
+ expands into an expression containing another sub-select.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Take care to fsync the contents of lockfiles (both
+ <filename>postmaster.pid</> and the socket lockfile) while writing them
+ (Tom Lane)
+ </para>
+
+ <para>
+ This omission could result in corrupted lockfile contents if the
+ machine crashes shortly after postmaster start. That could in turn
+ prevent subsequent attempts to start the postmaster from succeeding,
+ until the lockfile is manually removed.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve <filename>contrib/dblink</>'s handling of tables containing
+ dropped columns (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix connection leak after <quote>duplicate connection name</quote>
+ errors in <filename>contrib/dblink</> (Itagaki Takahiro)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Update build infrastructure and documentation to reflect the source code
+ repository's move from CVS to Git (Magnus Hagander and others)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-7-4-29">
<title>Release 7.4.29</title>
files during postmaster startup</para></listitem>
<listitem><para>Various memory leakage fixes</para></listitem>
<listitem><para>Various portability improvements</para></listitem>
-<listitem><para>Fix PL/PgSQL to handle <literal>var := var</> correctly when
+<listitem><para>Fix PL/pgSQL to handle <literal>var := var</> correctly when
the variable is of pass-by-reference type</para></listitem>
<listitem><para>Update <filename>contrib/tsearch2</> to use current Snowball
code</para></listitem>
projects / postgresql.git / commitdiff