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+ <sect1 id="release-9-2-22">
+ <title>Release 9.2.22</title>
+
+ <formalpara>
+ <title>Release date:</title>
+ <para>2017-08-10</para>
+ </formalpara>
+
+ <para>
+ This release contains a variety of fixes from 9.2.21.
+ For information about new features in the 9.2 major release, see
+ <xref linkend="release-9-2">.
+ </para>
+
+ <para>
+ The <productname>PostgreSQL</> community will stop releasing updates
+ for the 9.2.X release series in September 2017.
+ Users are encouraged to update to a newer release branch soon.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 9.2.22</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 9.2.20,
+ see <xref linkend="release-9-2-20">.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ On Windows, retry process creation if we fail to reserve the address
+ range for our shared memory in the new process (Tom Lane, Amit
+ Kapila)
+ </para>
+
+ <para>
+ This is expected to fix infrequent child-process-launch failures that
+ are probably due to interference from antivirus products.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix low-probability corruption of shared predicate-lock hash table
+ in Windows builds (Thomas Munro, Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid logging clean closure of an SSL connection as though
+ it were a connection reset (Michael Paquier)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent sending SSL session tickets to clients (Tom Lane)
+ </para>
+
+ <para>
+ This fix prevents reconnection failures with ticket-aware client-side
+ SSL code.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix code for setting <xref linkend="guc-tcp-keepalives-idle"> on
+ Solaris (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix statistics collector to honor inquiry messages issued just after
+ a postmaster shutdown and immediate restart (Tom Lane)
+ </para>
+
+ <para>
+ Statistics inquiries issued within half a second of the previous
+ postmaster shutdown were effectively ignored.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that the statistics collector's receive buffer size is at
+ least 100KB (Tom Lane)
+ </para>
+
+ <para>
+ This reduces the risk of dropped statistics data on older platforms
+ whose default receive buffer size is less than that.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible creation of an invalid WAL segment when a standby is
+ promoted just after it processes an <literal>XLOG_SWITCH</> WAL
+ record (Andres Freund)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <systemitem>SIGHUP</> and <systemitem>SIGUSR1</> handling in
+ walsender processes (Petr Jelinek, Andres Freund)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix unnecessarily slow restarts of <application>walreceiver</>
+ processes due to race condition in postmaster (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix cases where an <command>INSERT</> or <command>UPDATE</> assigns
+ to more than one element of a column that is of domain-over-array
+ type (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Move autogenerated array types out of the way during
+ <command>ALTER ... RENAME</> (Vik Fearing)
+ </para>
+
+ <para>
+ Previously, we would rename a conflicting autogenerated array type
+ out of the way during <command>CREATE</>; this fix extends that
+ behavior to renaming operations.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that <command>ALTER USER ... SET</> accepts all the syntax
+ variants that <command>ALTER ROLE ... SET</> does (Peter Eisentraut)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Properly update dependency info when changing a datatype I/O
+ function's argument or return type from <type>opaque</> to the
+ correct type (Heikki Linnakangas)
+ </para>
+
+ <para>
+ <command>CREATE TYPE</> updates I/O functions declared in this
+ long-obsolete style, but it forgot to record a dependency on the
+ type, allowing a subsequent <command>DROP TYPE</> to leave broken
+ function definitions behind.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Reduce memory usage when <command>ANALYZE</> processes
+ a <type>tsvector</> column (Heikki Linnakangas)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix unnecessary precision loss and sloppy rounding when multiplying
+ or dividing <type>money</> values by integers or floats (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Tighten checks for whitespace in functions that parse identifiers,
+ such as <function>regprocedurein()</> (Tom Lane)
+ </para>
+
+ <para>
+ Depending on the prevailing locale, these functions could
+ misinterpret fragments of multibyte characters as whitespace.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Use relevant <literal>#define</> symbols from Perl while
+ compiling <application>PL/Perl</> (Ashutosh Sharma, Tom Lane)
+ </para>
+
+ <para>
+ This avoids portability problems, typically manifesting as
+ a <quote>handshake</> mismatch during library load, when working with
+ recent Perl versions.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ In <application>psql</>, fix failure when <command>COPY FROM STDIN</>
+ is ended with a keyboard EOF signal and then another <command>COPY
+ FROM STDIN</> is attempted (Thomas Munro)
+ </para>
+
+ <para>
+ This misbehavior was observed on BSD-derived platforms (including
+ macOS), but not on most others.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>pg_dump</> to not emit invalid SQL for an empty
+ operator class (Daniel Gustafsson)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>pg_dump</> output to stdout on Windows (Kuntal Ghosh)
+ </para>
+
+ <para>
+ A compressed plain-text dump written to stdout would contain corrupt
+ data due to failure to put the file descriptor into binary mode.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <function>pg_get_ruledef()</> to print correct output for
+ the <literal>ON SELECT</> rule of a view whose columns have been
+ renamed (Tom Lane)
+ </para>
+
+ <para>
+ In some corner cases, <application>pg_dump</> relies
+ on <function>pg_get_ruledef()</> to dump views, so that this error
+ could result in dump/reload failures.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix dumping of function expressions in the <literal>FROM</> clause in
+ cases where the expression does not deparse into something that looks
+ like a function call (Tom Lane)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>pg_basebackup</> output to stdout on Windows
+ (Haribabu Kommi)
+ </para>
+
+ <para>
+ A backup written to stdout would contain corrupt data due to failure
+ to put the file descriptor into binary mode.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>pg_upgrade</> to ensure that the ending WAL record
+ does not have <xref linkend="guc-wal-level"> = <literal>minimum</>
+ (Bruce Momjian)
+ </para>
+
+ <para>
+ This condition could prevent upgraded standby servers from
+ reconnecting.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Always use <option>-fPIC</>, not <option>-fpic</>, when building
+ shared libraries with gcc (Tom Lane)
+ </para>
+
+ <para>
+ This supports larger extension libraries on platforms where it makes
+ a difference.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix unescaped-braces issue in our build scripts for Microsoft MSVC,
+ to avoid a warning or error from recent Perl versions (Andrew
+ Dunstan)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ In MSVC builds, handle the case where the <application>openssl</>
+ library is not within a <filename>VC</> subdirectory (Andrew Dunstan)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ In MSVC builds, add proper include path for <application>libxml2</>
+ header files (Andrew Dunstan)
+ </para>
+
+ <para>
+ This fixes a former need to move things around in standard Windows
+ installations of <application>libxml2</>.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ In MSVC builds, recognize a Tcl library that is
+ named <filename>tcl86.lib</> (Noah Misch)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-9-2-21">
<title>Release 9.2.21</title>
projects / postgresql-pgindent.git / commitdiff