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| -<!-- $PostgreSQL: pgsql/doc/src/sgml/release-7.4.sgml,v 1.1.10.7 2010/05/13 21:27:44 tgl Exp $ --> |
| 1 | +<!-- doc/src/sgml/release-7.4.sgml --> |
2 | 2 | <!-- See header comment in release.sgml about typical markup -->
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3 | 3 |
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| 4 | + <sect1 id="release-7-4-30"> |
| 5 | + <title>Release 7.4.30</title> |
| 6 | + |
| 7 | + <note> |
| 8 | + <title>Release date</title> |
| 9 | + <simpara>2010-10-04</simpara> |
| 10 | + </note> |
| 11 | + |
| 12 | + <para> |
| 13 | + This release contains a variety of fixes from 7.4.29. |
| 14 | + For information about new features in the 7.4 major release, see |
| 15 | + <xref linkend="release-7-4">. |
| 16 | + </para> |
| 17 | + |
| 18 | + <para> |
| 19 | + This is expected to be the last <productname>PostgreSQL</> release |
| 20 | + in the 7.4.X series. Users are encouraged to update to a newer |
| 21 | + release branch soon. |
| 22 | + </para> |
| 23 | + |
| 24 | + <sect2> |
| 25 | + <title>Migration to Version 7.4.30</title> |
| 26 | + |
| 27 | + <para> |
| 28 | + A dump/restore is not required for those running 7.4.X. |
| 29 | + However, if you are upgrading from a version earlier than 7.4.26, |
| 30 | + see the release notes for 7.4.26. |
| 31 | + </para> |
| 32 | + |
| 33 | + </sect2> |
| 34 | + |
| 35 | + <sect2> |
| 36 | + <title>Changes</title> |
| 37 | + |
| 38 | + <itemizedlist> |
| 39 | + |
| 40 | + <listitem> |
| 41 | + <para> |
| 42 | + Prevent possible crashes in <function>pg_get_expr()</> by disallowing |
| 43 | + it from being called with an argument that is not one of the system |
| 44 | + catalog columns it's intended to be used with |
| 45 | + (Heikki Linnakangas, Tom Lane) |
| 46 | + </para> |
| 47 | + </listitem> |
| 48 | + |
| 49 | + <listitem> |
| 50 | + <para> |
| 51 | + Fix <quote>cannot handle unplanned sub-select</quote> error (Tom Lane) |
| 52 | + </para> |
| 53 | + |
| 54 | + <para> |
| 55 | + This occurred when a sub-select contains a join alias reference that |
| 56 | + expands into an expression containing another sub-select. |
| 57 | + </para> |
| 58 | + </listitem> |
| 59 | + |
| 60 | + <listitem> |
| 61 | + <para> |
| 62 | + Take care to fsync the contents of lockfiles (both |
| 63 | + <filename>postmaster.pid</> and the socket lockfile) while writing them |
| 64 | + (Tom Lane) |
| 65 | + </para> |
| 66 | + |
| 67 | + <para> |
| 68 | + This omission could result in corrupted lockfile contents if the |
| 69 | + machine crashes shortly after postmaster start. That could in turn |
| 70 | + prevent subsequent attempts to start the postmaster from succeeding, |
| 71 | + until the lockfile is manually removed. |
| 72 | + </para> |
| 73 | + </listitem> |
| 74 | + |
| 75 | + <listitem> |
| 76 | + <para> |
| 77 | + Improve <filename>contrib/dblink</>'s handling of tables containing |
| 78 | + dropped columns (Tom Lane) |
| 79 | + </para> |
| 80 | + </listitem> |
| 81 | + |
| 82 | + <listitem> |
| 83 | + <para> |
| 84 | + Fix connection leak after <quote>duplicate connection name</quote> |
| 85 | + errors in <filename>contrib/dblink</> (Itagaki Takahiro) |
| 86 | + </para> |
| 87 | + </listitem> |
| 88 | + |
| 89 | + <listitem> |
| 90 | + <para> |
| 91 | + Update build infrastructure and documentation to reflect the source code |
| 92 | + repository's move from CVS to Git (Magnus Hagander and others) |
| 93 | + </para> |
| 94 | + </listitem> |
| 95 | + |
| 96 | + </itemizedlist> |
| 97 | + |
| 98 | + </sect2> |
| 99 | + </sect1> |
| 100 | + |
4 | 101 | <sect1 id="release-7-4-29">
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5 | 102 | <title>Release 7.4.29</title>
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6 | 103 |
|
@@ -1897,7 +1994,7 @@ enabled</para></listitem>
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1897 | 1994 | files during postmaster startup</para></listitem>
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1898 | 1995 | <listitem><para>Various memory leakage fixes</para></listitem>
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1899 | 1996 | <listitem><para>Various portability improvements</para></listitem>
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1900 |
| -<listitem><para>Fix PL/PgSQL to handle <literal>var := var</> correctly when |
| 1997 | +<listitem><para>Fix PL/pgSQL to handle <literal>var := var</> correctly when |
1901 | 1998 | the variable is of pass-by-reference type</para></listitem>
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1902 | 1999 | <listitem><para>Update <filename>contrib/tsearch2</> to use current Snowball
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1903 | 2000 | code</para></listitem>
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