-<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.588 2009/01/09 01:47:02 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.589 2009/01/30 00:37:29 tgl Exp $ -->
<!--
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</para>
+ <sect1 id="release-8-3-6">
+ <title>Release 8.3.6</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2009-02-02</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 8.3.5.
+ For information about new features in the 8.3 major release, see
+ <xref linkend="release-8-3">.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 8.3.6</title>
+
+ <para>
+ A dump/restore is not required for those running 8.3.X.
+ However, if you are upgrading from a version earlier than 8.3.5,
+ see the release notes for 8.3.5.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Make <command>DISCARD ALL</> release advisory locks, in addition
+ to everything it already did (Tom)
+ </para>
+
+ <para>
+ This was decided to be the most appropriate behavior. This could
+ affect existing applications, however.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix whole-index GiST scans to work correctly (Teodor)
+ </para>
+
+ <para>
+ This error could cause rows to be lost if a table is clustered
+ on a GiST index.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix crash of <literal>xmlconcat(NULL)</> (Peter)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible crash in <literal>ispell</> dictionary if high-bit-set
+ characters are used as flags (Teodor)
+ </para>
+
+ <para>
+ This is known to be done by one widely available Norwegian dictionary,
+ and the same condition may exist in others.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix misordering of <application>pg_dump</> output for composite types
+ (Tom)
+ </para>
+
+ <para>
+ The most likely problem was for user-defined operator classes to
+ be dumped after indexes or views that needed them.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of URLs in <function>headline()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of overlength headlines in <function>headline()</>
+ function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent possible Assert failure or misconversion if an encoding
+ conversion is created with the wrong conversion function for the
+ specified pair of encodings (Tom, Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible Assert failure if a statement executed in PL/pgSQL is
+ rewritten into another kind of statement, for example if an
+ <command>INSERT</> is rewritten into an <command>UPDATE</> (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that a snapshot is available to datatype input functions (Tom)
+ </para>
+
+ <para>
+ This primarily affects domains that are declared with <literal>CHECK</>
+ constraints involving user-defined stable or immutable functions. Such
+ functions typically fail if no snapshot has been set.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make it safer for SPI-using functions to be used within datatype I/O;
+ in particular, to be used in domain check constraints (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid unnecessary locking of small tables in <command>VACUUM</>
+ (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix a problem that sometimes kept <command>ALTER TABLE ENABLE/DISABLE
+ RULE</> from being recognized by active sessions (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix a problem that made <literal>UPDATE RETURNING tableoid</>
+ return zero instead of the correct OID (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Allow functions declared as taking <type>ANYARRAY</> to work on
+ the <structname>pg_statistic</> columns of that type (Tom)
+ </para>
+
+ <para>
+ This used to work, but was unintentionally broken in 8.3.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix planner misestimation of selectivity when transitive equality
+ is applied to an outer-join clause (Tom)
+ </para>
+
+ <para>
+ This could result in bad plans for queries like
+ <literal>... from a left join b on a.a1 = b.b1 where a.a1 = 42 ...</>
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve optimizer's handling of long <literal>IN</> lists (Tom)
+ </para>
+
+ <para>
+ This change avoids wasting large amounts of time on such lists
+ when constraint exclusion is enabled.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent synchronous scan during GIN index build (Tom)
+ </para>
+
+ <para>
+ Because GIN is optimized for inserting tuples in increasing TID order,
+ choosing to use a synchronous scan could slow the build by a factor of
+ three or more.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that the contents of a holdable cursor don't depend on the
+ contents of TOAST tables (Tom)
+ </para>
+
+ <para>
+ Previously, large field values in a cursor result might be represented
+ as TOAST pointers, which would fail if the referenced table got dropped
+ before the cursor is read, or if the large value is deleted and then
+ vacuumed away. This cannot happen with an ordinary cursor,
+ but it could with a cursor that is held past its creating transaction.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix memory leak when a set-returning function is terminated without
+ reading its whole result (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix encoding conversion problems in XML functions when the database
+ encoding isn't UTF-8 (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <filename>contrib/dblink</>'s
+ <function>dblink_get_result(text,bool)</> function (Joe)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible garbage output from <filename>contrib/sslinfo</> functions
+ (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix incorrect behavior of <filename>contrib/tsearch2</> compatibility
+ trigger when it's fired more than once in a command (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible mis-signaling in autovacuum (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Support running as a service on Windows 7 beta (Dave and Magnus)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>ecpg</>'s handling of varchar structs (Michael)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>configure</> script to properly report failure when
+ unable to obtain linkage information for PL/Perl (Andrew)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make all documentation reference <literal>pgsql-bugs</> and/or
+ <literal>pgsql-hackers</> as appropriate, instead of the
+ now-decommissioned <literal>pgsql-ports</> and <literal>pgsql-patches</>
+ mailing lists (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Update time zone data files to <application>tzdata</> release 2009a (for
+ Kathmandu and historical DST corrections in Switzerland, Cuba)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-8-3-5">
<title>Release 8.3.5</title>
<para>
A dump/restore is not required for those running 8.3.X.
However, if you are upgrading from a version earlier than 8.3.1,
- see the release notes for 8.3.1. If you were running a previous
- 8.3.X release, REINDEX all GiST indexes after the upgrade.
-
+ see the release notes for 8.3.1. Also, if you were running a previous
+ 8.3.X release, it is recommended to <command>REINDEX</> all GiST
+ indexes after the upgrade.
</para>
</sect2>
<para>
This would result in index searches failing to find rows they
- should have found.
+ should have found. Corrupted indexes can be fixed with
+ <command>REINDEX</>.
</para>
</listitem>
</para>
</listitem>
- <listitem>
- <para>
- Restrict <filename>contrib/pgstattuple</filename> functions to
- superusers (Tom)
- </para>
- </listitem>
+ <listitem>
+ <para>
+ Restrict <filename>contrib/pgstattuple</filename> functions to
+ superusers (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ <filename>contrib/xml2</filename> is deprecated and planned for
+ removal in 8.4 (Peter)
+ </para>
+
+ <para>
+ The new XML support in core PostgreSQL supersedes this module.
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect3>
+ </sect2>
+ </sect1>
+
+ <sect1 id="release-8-2-12">
+ <title>Release 8.2.12</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2009-02-02</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 8.2.11.
+ For information about new features in the 8.2 major release, see
+ <xref linkend="release-8-2">.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 8.2.12</title>
+
+ <para>
+ A dump/restore is not required for those running 8.2.X.
+ However, if you are upgrading from a version earlier than 8.2.11,
+ see the release notes for 8.2.11.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Improve handling of URLs in <function>headline()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of overlength headlines in <function>headline()</>
+ function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent possible Assert failure or misconversion if an encoding
+ conversion is created with the wrong conversion function for the
+ specified pair of encodings (Tom, Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible Assert failure if a statement executed in PL/pgSQL is
+ rewritten into another kind of statement, for example if an
+ <command>INSERT</> is rewritten into an <command>UPDATE</> (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that a snapshot is available to datatype input functions (Tom)
+ </para>
+
+ <para>
+ This primarily affects domains that are declared with <literal>CHECK</>
+ constraints involving user-defined stable or immutable functions. Such
+ functions typically fail if no snapshot has been set.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make it safer for SPI-using functions to be used within datatype I/O;
+ in particular, to be used in domain check constraints (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid unnecessary locking of small tables in <command>VACUUM</>
+ (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix a problem that made <literal>UPDATE RETURNING tableoid</>
+ return zero instead of the correct OID (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix planner misestimation of selectivity when transitive equality
+ is applied to an outer-join clause (Tom)
+ </para>
+
+ <para>
+ This could result in bad plans for queries like
+ <literal>... from a left join b on a.a1 = b.b1 where a.a1 = 42 ...</>
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve optimizer's handling of long <literal>IN</> lists (Tom)
+ </para>
+
+ <para>
+ This change avoids wasting large amounts of time on such lists
+ when constraint exclusion is enabled.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that the contents of a holdable cursor don't depend on the
+ contents of TOAST tables (Tom)
+ </para>
+
+ <para>
+ Previously, large field values in a cursor result might be represented
+ as TOAST pointers, which would fail if the referenced table got dropped
+ before the cursor is read, or if the large value is deleted and then
+ vacuumed away. This cannot happen with an ordinary cursor,
+ but it could with a cursor that is held past its creating transaction.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix memory leak when a set-returning function is terminated without
+ reading its whole result (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <filename>contrib/dblink</>'s
+ <function>dblink_get_result(text,bool)</> function (Joe)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix possible garbage output from <filename>contrib/sslinfo</> functions
+ (Tom)
+ </para>
+ </listitem>
- <listitem>
- <para>
- <filename>contrib/xml2</filename> is deprecated and planned for
- removal in 8.4 (Peter)
- </para>
+ <listitem>
+ <para>
+ Fix <application>configure</> script to properly report failure when
+ unable to obtain linkage information for PL/Perl (Andrew)
+ </para>
+ </listitem>
- <para>
- The new XML support in core PostgreSQL supersedes this module.
- </para>
- </listitem>
+ <listitem>
+ <para>
+ Make all documentation reference <literal>pgsql-bugs</> and/or
+ <literal>pgsql-hackers</> as appropriate, instead of the
+ now-decommissioned <literal>pgsql-ports</> and <literal>pgsql-patches</>
+ mailing lists (Tom)
+ </para>
+ </listitem>
- </itemizedlist>
+ <listitem>
+ <para>
+ Update time zone data files to <application>tzdata</> release 2009a (for
+ Kathmandu and historical DST corrections in Switzerland, Cuba)
+ </para>
+ </listitem>
+
+ </itemizedlist>
- </sect3>
</sect2>
</sect1>
<para>
A dump/restore is not required for those running 8.2.X.
However, if you are upgrading from a version earlier than 8.2.7,
- see the release notes for 8.2.7. If you were running a previous
- 8.2.X release, REINDEX all GiST indexes after the upgrade.
+ see the release notes for 8.2.7. Also, if you were running a previous
+ 8.2.X release, it is recommended to <command>REINDEX</> all GiST
+ indexes after the upgrade.
</para>
</sect2>
<para>
This would result in index searches failing to find rows they
- should have found.
+ should have found. Corrupted indexes can be fixed with
+ <command>REINDEX</>.
</para>
</listitem>
</sect2>
</sect1>
+ <sect1 id="release-8-1-16">
+ <title>Release 8.1.16</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2009-02-02</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 8.1.15.
+ For information about new features in the 8.1 major release, see
+ <xref linkend="release-8-1">.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 8.1.16</title>
+
+ <para>
+ A dump/restore is not required for those running 8.1.X.
+ However, if you are upgrading from a version earlier than 8.1.15,
+ see the release notes for 8.1.15.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Fix crash in autovacuum (Alvaro)
+ </para>
+
+ <para>
+ The crash occurs only after vacuuming a whole database for
+ anti-transaction-wraparound purposes, which means that it occurs
+ infrequently and is hard to track down.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of URLs in <function>headline()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of overlength headlines in <function>headline()</>
+ function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent possible Assert failure or misconversion if an encoding
+ conversion is created with the wrong conversion function for the
+ specified pair of encodings (Tom, Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid unnecessary locking of small tables in <command>VACUUM</>
+ (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Ensure that the contents of a holdable cursor don't depend on the
+ contents of TOAST tables (Tom)
+ </para>
+
+ <para>
+ Previously, large field values in a cursor result might be represented
+ as TOAST pointers, which would fail if the referenced table got dropped
+ before the cursor is read, or if the large value is deleted and then
+ vacuumed away. This cannot happen with an ordinary cursor,
+ but it could with a cursor that is held past its creating transaction.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix uninitialized variables in <filename>contrib/tsearch2</>'s
+ <function>get_covers()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix <application>configure</> script to properly report failure when
+ unable to obtain linkage information for PL/Perl (Andrew)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make all documentation reference <literal>pgsql-bugs</> and/or
+ <literal>pgsql-hackers</> as appropriate, instead of the
+ now-decommissioned <literal>pgsql-ports</> and <literal>pgsql-patches</>
+ mailing lists (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Update time zone data files to <application>tzdata</> release 2009a (for
+ Kathmandu and historical DST corrections in Switzerland, Cuba)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-8-1-15">
<title>Release 8.1.15</title>
<para>
A dump/restore is not required for those running 8.1.X.
However, if you are upgrading from a version earlier than 8.1.2,
- see the release notes for 8.1.2. If you were running a previous
- 8.1.X release, REINDEX all GiST indexes after the upgrade.
+ see the release notes for 8.1.2. Also, if you were running a previous
+ 8.1.X release, it is recommended to <command>REINDEX</> all GiST
+ indexes after the upgrade.
</para>
</sect2>
<para>
This would result in index searches failing to find rows they
- should have found.
+ should have found. Corrupted indexes can be fixed with
+ <command>REINDEX</>.
</para>
</listitem>
</sect2>
</sect1>
+ <sect1 id="release-8-0-20">
+ <title>Release 8.0.20</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2009-02-02</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 8.0.19.
+ For information about new features in the 8.0 major release, see
+ <xref linkend="release-8-0">.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 8.0.20</title>
+
+ <para>
+ A dump/restore is not required for those running 8.0.X.
+ However, if you are upgrading from a version earlier than 8.0.6,
+ see the release notes for 8.0.6.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Improve handling of URLs in <function>headline()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of overlength headlines in <function>headline()</>
+ function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent possible Assert failure or misconversion if an encoding
+ conversion is created with the wrong conversion function for the
+ specified pair of encodings (Tom, Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid unnecessary locking of small tables in <command>VACUUM</>
+ (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix uninitialized variables in <filename>contrib/tsearch2</>'s
+ <function>get_covers()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make all documentation reference <literal>pgsql-bugs</> and/or
+ <literal>pgsql-hackers</> as appropriate, instead of the
+ now-decommissioned <literal>pgsql-ports</> and <literal>pgsql-patches</>
+ mailing lists (Tom)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Update time zone data files to <application>tzdata</> release 2009a (for
+ Kathmandu and historical DST corrections in Switzerland, Cuba)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-8-0-19">
<title>Release 8.0.19</title>
</sect2>
</sect1>
+ <sect1 id="release-7-4-24">
+ <title>Release 7.4.24</title>
+
+ <note>
+ <title>Release date</title>
+ <simpara>2009-02-02</simpara>
+ </note>
+
+ <para>
+ This release contains a variety of fixes from 7.4.23.
+ For information about new features in the 7.4 major release, see
+ <xref linkend="release-7-4">.
+ </para>
+
+ <sect2>
+ <title>Migration to Version 7.4.24</title>
+
+ <para>
+ A dump/restore is not required for those running 7.4.X.
+ However, if you are upgrading from a version earlier than 7.4.11,
+ see the release notes for 7.4.11.
+ </para>
+
+ </sect2>
+
+ <sect2>
+ <title>Changes</title>
+
+ <itemizedlist>
+
+ <listitem>
+ <para>
+ Improve handling of URLs in <function>headline()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Improve handling of overlength headlines in <function>headline()</>
+ function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Prevent possible Assert failure or misconversion if an encoding
+ conversion is created with the wrong conversion function for the
+ specified pair of encodings (Tom, Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Avoid unnecessary locking of small tables in <command>VACUUM</>
+ (Heikki)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix uninitialized variables in <filename>contrib/tsearch2</>'s
+ <function>get_covers()</> function (Teodor)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Fix bug in <function>to_char()</>'s handling of <literal>TH</>
+ format codes (Andreas Scherbaum)
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
+ Make all documentation reference <literal>pgsql-bugs</> and/or
+ <literal>pgsql-hackers</> as appropriate, instead of the
+ now-decommissioned <literal>pgsql-ports</> and <literal>pgsql-patches</>
+ mailing lists (Tom)
+ </para>
+ </listitem>
+
+ </itemizedlist>
+
+ </sect2>
+ </sect1>
+
<sect1 id="release-7-4-23">
<title>Release 7.4.23</title>
projects / postgresql / commitdiff