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<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>E.93. Release 9.2.16</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets V1.79.1" /><link rel="prev" href="release-9-2-17.html" title="E.92. Release 9.2.17" /><link rel="next" href="release-9-2-15.html" title="E.94. Release 9.2.15" /></head><body><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">E.93. Release 9.2.16</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="release-9-2-17.html" title="E.92. Release 9.2.17">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="release.html" title="Appendix E. Release Notes">Up</a></td><th width="60%" align="center">Appendix E. Release Notes</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 11.1 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="release-9-2-15.html" title="E.94. Release 9.2.15">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="RELEASE-9-2-16"><div class="titlepage"><div><div><h2 class="title" style="clear: both">E.93. Release 9.2.16</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="sect2"><a href="release-9-2-16.html#id-1.11.6.97.4">E.93.1. Migration to Version 9.2.16</a></span></dt><dt><span class="sect2"><a href="release-9-2-16.html#id-1.11.6.97.5">E.93.2. Changes</a></span></dt></dl></div><p><strong>Release date: </strong>2016-03-31</p><p> This release contains a variety of fixes from 9.2.15. For information about new features in the 9.2 major release, see <a class="xref" href="release-9-2.html" title="E.109. Release 9.2">Section E.109</a>. </p><div class="sect2" id="id-1.11.6.97.4"><div class="titlepage"><div><div><h3 class="title">E.93.1. Migration to Version 9.2.16</h3></div></div></div><p> A dump/restore is not required for those running 9.2.X. </p><p> However, if you are upgrading from a version earlier than 9.2.11, see <a class="xref" href="release-9-2-11.html" title="E.98. Release 9.2.11">Section E.98</a>. </p></div><div class="sect2" id="id-1.11.6.97.5"><div class="titlepage"><div><div><h3 class="title">E.93.2. Changes</h3></div></div></div><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><p> Fix incorrect handling of NULL index entries in indexed <code class="literal">ROW()</code> comparisons (Tom Lane) </p><p> An index search using a row comparison such as <code class="literal">ROW(a, b) > ROW('x', 'y')</code> would stop upon reaching a NULL entry in the <code class="structfield">b</code> column, ignoring the fact that there might be non-NULL <code class="structfield">b</code> values associated with later values of <code class="structfield">a</code>. </p></li><li class="listitem"><p> Avoid unlikely data-loss scenarios due to renaming files without adequate <code class="function">fsync()</code> calls before and after (Michael Paquier, Tomas Vondra, Andres Freund) </p></li><li class="listitem"><p> Correctly handle cases where <code class="literal">pg_subtrans</code> is close to XID wraparound during server startup (Jeff Janes) </p></li><li class="listitem"><p> Fix corner-case crash due to trying to free <code class="function">localeconv()</code> output strings more than once (Tom Lane) </p></li><li class="listitem"><p> Fix parsing of affix files for <code class="literal">ispell</code> dictionaries (Tom Lane) </p><p> The code could go wrong if the affix file contained any characters whose byte length changes during case-folding, for example <code class="literal">I</code> in Turkish UTF8 locales. </p></li><li class="listitem"><p> Avoid use of <code class="function">sscanf()</code> to parse <code class="literal">ispell</code> dictionary files (Artur Zakirov) </p><p> This dodges a portability problem on FreeBSD-derived platforms (including macOS). </p></li><li class="listitem"><p> 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) </p><p> 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. </p></li><li class="listitem"><p> Fix <span class="application">psql</span>'s tab completion logic to handle multibyte characters properly (Kyotaro Horiguchi, Robert Haas) </p></li><li class="listitem"><p> Fix <span class="application">psql</span>'s tab completion for <code class="literal">SECURITY LABEL</code> (Tom Lane) </p><p> Pressing TAB after <code class="literal">SECURITY LABEL</code> might cause a crash or offering of inappropriate keywords. </p></li><li class="listitem"><p> Make <span class="application">pg_ctl</span> accept a wait timeout from the <code class="envar">PGCTLTIMEOUT</code> environment variable, if none is specified on the command line (Noah Misch) </p><p> This eases testing of slower buildfarm members by allowing them to globally specify a longer-than-normal timeout for postmaster startup and shutdown. </p></li><li class="listitem"><p> Fix incorrect test for Windows service status in <span class="application">pg_ctl</span> (Manuel Mathar) </p><p> The previous set of minor releases attempted to fix <span class="application">pg_ctl</span> to properly determine whether to send log messages to Window's Event Log, but got the test backwards. </p></li><li class="listitem"><p> Fix <span class="application">pgbench</span> to correctly handle the combination of <code class="literal">-C</code> and <code class="literal">-M prepared</code> options (Tom Lane) </p></li><li class="listitem"><p> In PL/Perl, properly translate empty Postgres arrays into empty Perl arrays (Alex Hunsaker) </p></li><li class="listitem"><p> Make PL/Python cope with function names that aren't valid Python identifiers (Jim Nasby) </p></li><li class="listitem"><p> Fix multiple mistakes in the statistics returned by <code class="filename">contrib/pgstattuple</code>'s <code class="function">pgstatindex()</code> function (Tom Lane) </p></li><li class="listitem"><p> Remove dependency on <code class="literal">psed</code> in MSVC builds, since it's no longer provided by core Perl (Michael Paquier, Andrew Dunstan) </p></li><li class="listitem"><p> Update time zone data files to <span class="application">tzdata</span> 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). </p></li></ul></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="release-9-2-17.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="release.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="release-9-2-15.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">E.92. 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