Update back-branch release notes.

diff --git a/doc/src/sgml/release.sgml b/doc/src/sgml/release.sgml
index b2838ce0bbbda63c47b22330ca55babc2f21bfc9..26303c03108eb1819492b4934d4a50a17510f067 100644 (file)
--- a/doc/src/sgml/release.sgml
+++ b/doc/src/sgml/release.sgml
@@ -63,6 +63,185 @@ do it for earlier branch release files.
    review, so each item is truly a community effort.
   </para>
 
+ <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>
+      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-8-2-11">
   <title>Release 8.2.11</title>
 
@@ -83,8 +262,9 @@ do it for earlier branch release files.
    <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>
@@ -102,7 +282,8 @@ do it for earlier branch release files.
 
      <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>
 
@@ -4516,6 +4697,126 @@ do it for earlier branch release files.
   </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>
 
@@ -4536,8 +4837,9 @@ do it for earlier branch release files.
    <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>
@@ -4555,7 +4857,8 @@ do it for earlier branch release files.
 
      <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>
 
@@ -8587,6 +8890,92 @@ psql -t -f fixseq.sql db1 | psql -e db1
   </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>
 
@@ -12980,6 +13369,92 @@ typedefs (Michael)</para></listitem>
   </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>