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Commit 938e74e0 authored by Tom Lane's avatar Tom Lane
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Release notes for 9.5.2, 9.4.7, 9.3.12, 9.2.16, 9.1.21.

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<!-- doc/src/sgml/release-9.1.sgml --> <!-- doc/src/sgml/release-9.1.sgml -->
<!-- See header comment in release.sgml about typical markup --> <!-- See header comment in release.sgml about typical markup -->
<sect1 id="release-9-1-21">
<title>Release 9.1.21</title>
<note>
<title>Release Date</title>
<simpara>2016-03-31</simpara>
</note>
<para>
This release contains a variety of fixes from 9.1.20.
For information about new features in the 9.1 major release, see
<xref linkend="release-9-1">.
</para>
<sect2>
<title>Migration to Version 9.1.21</title>
<para>
A dump/restore is not required for those running 9.1.X.
</para>
<para>
However, if you are upgrading from a version earlier than 9.1.16,
see <xref linkend="release-9-1-16">.
</para>
</sect2>
<sect2>
<title>Changes</title>
<itemizedlist>
<listitem>
<para>
Fix incorrect handling of NULL index entries in
indexed <literal>ROW()</> comparisons (Tom Lane)
</para>
<para>
An index search using a row comparison such as <literal>ROW(a, b) &gt;
ROW('x', 'y')</> would stop upon reaching a NULL entry in
the <structfield>b</> column, ignoring the fact that there might be
non-NULL <structfield>b</> values associated with later values
of <structfield>a</>.
</para>
</listitem>
<listitem>
<para>
Avoid unlikely data-loss scenarios due to renaming files without
adequate <function>fsync()</> calls before and after (Michael Paquier,
Tomas Vondra, Andres Freund)
</para>
</listitem>
<listitem>
<para>
Correctly handle cases where <literal>pg_subtrans</> is close to XID
wraparound during server startup (Jeff Janes)
</para>
</listitem>
<listitem>
<para>
Fix corner-case crash due to trying to free <function>localeconv()</>
output strings more than once (Tom Lane)
</para>
</listitem>
<listitem>
<para>
Fix parsing of affix files for <literal>ispell</> dictionaries
(Tom Lane)
</para>
<para>
The code could go wrong if the affix file contained any characters
whose byte length changes during case-folding, for
example <literal>I</> in Turkish UTF8 locales.
</para>
</listitem>
<listitem>
<para>
Avoid use of <function>sscanf()</> to parse <literal>ispell</>
dictionary files (Artur Zakirov)
</para>
<para>
This dodges a portability problem on FreeBSD-derived platforms
(including OS X).
</para>
</listitem>
<listitem>
<para>
Avoid a crash on old Windows versions (before 7SP1/2008R2SP1) with an
AVX2-capable CPU and a Postgres build done with Visual Studio 2013
(Christian Ullrich)
</para>
<para>
This is a workaround for a bug in Visual Studio 2013's runtime
library, which Microsoft have stated they will not fix in that
version.
</para>
</listitem>
<listitem>
<para>
Fix <application>psql</>'s tab completion logic to handle multibyte
characters properly (Kyotaro Horiguchi, Robert Haas)
</para>
</listitem>
<listitem>
<para>
Fix <application>psql</>'s tab completion for
<literal>SECURITY LABEL</> (Tom Lane)
</para>
<para>
Pressing TAB after <literal>SECURITY LABEL</> might cause a crash
or offering of inappropriate keywords.
</para>
</listitem>
<listitem>
<para>
Make <application>pg_ctl</> accept a wait timeout from the
<envar>PGCTLTIMEOUT</> environment variable, if none is specified on
the command line (Noah Misch)
</para>
<para>
This eases testing of slower buildfarm members by allowing them
to globally specify a longer-than-normal timeout for postmaster
startup and shutdown.
</para>
</listitem>
<listitem>
<para>
Fix incorrect test for Windows service status
in <application>pg_ctl</> (Manuel Mathar)
</para>
<para>
The previous set of minor releases attempted to
fix <application>pg_ctl</> to properly determine whether to send log
messages to Window's Event Log, but got the test backwards.
</para>
</listitem>
<listitem>
<para>
Fix <application>pgbench</> to correctly handle the combination
of <literal>-C</> and <literal>-M prepared</> options (Tom Lane)
</para>
</listitem>
<listitem>
<para>
In PL/Perl, properly translate empty Postgres arrays into empty Perl
arrays (Alex Hunsaker)
</para>
</listitem>
<listitem>
<para>
Make PL/Python cope with function names that aren't valid Python
identifiers (Jim Nasby)
</para>
</listitem>
<listitem>
<para>
Fix multiple mistakes in the statistics returned
by <filename>contrib/pgstattuple</>'s <function>pgstatindex()</>
function (Tom Lane)
</para>
</listitem>
<listitem>
<para>
Remove dependency on <literal>psed</> in MSVC builds, since it's no
longer provided by core Perl (Michael Paquier, Andrew Dunstan)
</para>
</listitem>
<listitem>
<para>
Update time zone data files to <application>tzdata</> release 2016c
for DST law changes in Azerbaijan, Chile, Haiti, Palestine, and Russia
(Altai, Astrakhan, Kirov, Sakhalin, Ulyanovsk regions), plus
historical corrections for Lithuania, Moldova, and Russia
(Kaliningrad, Samara, Volgograd).
</para>
</listitem>
</itemizedlist>
</sect2>
</sect1>
<sect1 id="release-9-1-20"> <sect1 id="release-9-1-20">
<title>Release 9.1.20</title> <title>Release 9.1.20</title>
......
<!-- doc/src/sgml/release-9.2.sgml --> <!-- doc/src/sgml/release-9.2.sgml -->
<!-- See header comment in release.sgml about typical markup --> <!-- See header comment in release.sgml about typical markup -->
<sect1 id="release-9-2-16">
<title>Release 9.2.16</title>
<note>
<title>Release Date</title>
<simpara>2016-03-31</simpara>
</note>
<para>
This release contains a variety of fixes from 9.2.15.
For information about new features in the 9.2 major release, see
<xref linkend="release-9-2">.
</para>
<sect2>
<title>Migration to Version 9.2.16</title>
<para>
A dump/restore is not required for those running 9.2.X.
</para>
<para>
However, if you are upgrading from a version earlier than 9.2.11,
see <xref linkend="release-9-2-11">.
</para>
</sect2>
<sect2>
<title>Changes</title>
<itemizedlist>
<listitem>
<para>
Fix incorrect handling of NULL index entries in
indexed <literal>ROW()</> comparisons (Tom Lane)
</para>
<para>
An index search using a row comparison such as <literal>ROW(a, b) &gt;
ROW('x', 'y')</> would stop upon reaching a NULL entry in
the <structfield>b</> column, ignoring the fact that there might be
non-NULL <structfield>b</> values associated with later values
of <structfield>a</>.
</para>
</listitem>
<listitem>
<para>
Avoid unlikely data-loss scenarios due to renaming files without
adequate <function>fsync()</> calls before and after (Michael Paquier,
Tomas Vondra, Andres Freund)
</para>
</listitem>
<listitem>
<para>
Correctly handle cases where <literal>pg_subtrans</> is close to XID
wraparound during server startup (Jeff Janes)
</para>
</listitem>
<listitem>
<para>
Fix corner-case crash due to trying to free <function>localeconv()</>
output strings more than once (Tom Lane)
</para>
</listitem>
<listitem>
<para>
Fix parsing of affix files for <literal>ispell</> dictionaries
(Tom Lane)
</para>
<para>
The code could go wrong if the affix file contained any characters
whose byte length changes during case-folding, for
example <literal>I</> in Turkish UTF8 locales.
</para>
</listitem>
<listitem>
<para>
Avoid use of <function>sscanf()</> to parse <literal>ispell</>
dictionary files (Artur Zakirov)
</para>
<para>
This dodges a portability problem on FreeBSD-derived platforms
(including OS X).
</para>
</listitem>
<listitem>
<para>
Avoid a crash on old Windows versions (before 7SP1/2008R2SP1) with an
AVX2-capable CPU and a Postgres build done with Visual Studio 2013
(Christian Ullrich)
</para>
<para>
This is a workaround for a bug in Visual Studio 2013's runtime
library, which Microsoft have stated they will not fix in that
version.
</para>
</listitem>
<listitem>
<para>
Fix <application>psql</>'s tab completion logic to handle multibyte
characters properly (Kyotaro Horiguchi, Robert Haas)
</para>
</listitem>
<listitem>
<para>
Fix <application>psql</>'s tab completion for
<literal>SECURITY LABEL</> (Tom Lane)
</para>
<para>
Pressing TAB after <literal>SECURITY LABEL</> might cause a crash
or offering of inappropriate keywords.
</para>
</listitem>
<listitem>
<para>
Make <application>pg_ctl</> accept a wait timeout from the
<envar>PGCTLTIMEOUT</> environment variable, if none is specified on
the command line (Noah Misch)
</para>
<para>
This eases testing of slower buildfarm members by allowing them
to globally specify a longer-than-normal timeout for postmaster
startup and shutdown.
</para>
</listitem>
<listitem>
<para>
Fix incorrect test for Windows service status
in <application>pg_ctl</> (Manuel Mathar)
</para>
<para>
The previous set of minor releases attempted to
fix <application>pg_ctl</> to properly determine whether to send log
messages to Window's Event Log, but got the test backwards.
</para>
</listitem>
<listitem>
<para>
Fix <application>pgbench</> to correctly handle the combination
of <literal>-C</> and <literal>-M prepared</> options (Tom Lane)
</para>
</listitem>
<listitem>
<para>
In PL/Perl, properly translate empty Postgres arrays into empty Perl
arrays (Alex Hunsaker)
</para>
</listitem>
<listitem>
<para>
Make PL/Python cope with function names that aren't valid Python
identifiers (Jim Nasby)
</para>
</listitem>
<listitem>
<para>
Fix multiple mistakes in the statistics returned
by <filename>contrib/pgstattuple</>'s <function>pgstatindex()</>
function (Tom Lane)
</para>
</listitem>
<listitem>
<para>
Remove dependency on <literal>psed</> in MSVC builds, since it's no
longer provided by core Perl (Michael Paquier, Andrew Dunstan)
</para>
</listitem>
<listitem>
<para>
Update time zone data files to <application>tzdata</> release 2016c
for DST law changes in Azerbaijan, Chile, Haiti, Palestine, and Russia
(Altai, Astrakhan, Kirov, Sakhalin, Ulyanovsk regions), plus
historical corrections for Lithuania, Moldova, and Russia
(Kaliningrad, Samara, Volgograd).
</para>
</listitem>
</itemizedlist>
</sect2>
</sect1>
<sect1 id="release-9-2-15"> <sect1 id="release-9-2-15">
<title>Release 9.2.15</title> <title>Release 9.2.15</title>
......
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