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-$PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.335 2005/05/05 17:59:40 tgl Exp $
+$PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.336 2005/05/09 00:09:45 tgl Exp $
-->
<appendix id="release">
<note>
<title>Release date</title>
- <simpara>2005-05-05</simpara>
+ <simpara>2005-05-09</simpara>
</note>
<para>
<type>INTERNAL</> function results</para></listitem>
<listitem><para>Guard against incorrect second parameter to
<function>record_out</></para></listitem>
+<listitem><para>Repair ancient race condition that allowed a transaction to be
+seen as committed for some purposes (eg SELECT FOR UPDATE) slightly sooner
+than for other purposes</para>
+<para>This is an extremely serious bug since it could lead to apparent
+data inconsistencies being briefly visible to applications.</para></listitem>
+<listitem><para>Repair race condition between relation extension and
+VACUUM</para>
+<para>This could theoretically have caused loss of a page's worth of
+freshly-inserted data, although the scenario seems of very low probability.
+There are no known cases of it having caused more than an Assert failure.
+</para></listitem>
<listitem><para>Fix comparisons of <type>TIME WITH TIME ZONE</> values</para>
<para>
The comparison code was wrong in the case where the
<note>
<title>Release date</title>
- <simpara>2005-05-05</simpara>
+ <simpara>2005-05-09</simpara>
</note>
<para>
misuse</para></listitem>
<listitem><para>Change <filename>contrib/tsearch2</> to avoid unsafe use of
<type>INTERNAL</> function results</para></listitem>
+<listitem><para>Repair ancient race condition that allowed a transaction to be
+seen as committed for some purposes (eg SELECT FOR UPDATE) slightly sooner
+than for other purposes</para>
+<para>This is an extremely serious bug since it could lead to apparent
+data inconsistencies being briefly visible to applications.</para></listitem>
+<listitem><para>Repair race condition between relation extension and
+VACUUM</para>
+<para>This could theoretically have caused loss of a page's worth of
+freshly-inserted data, although the scenario seems of very low probability.
+There are no known cases of it having caused more than an Assert failure.
+</para></listitem>
<listitem><para>Fix comparisons of <type>TIME WITH TIME ZONE</> values</para>
<para>
The comparison code was wrong in the case where the
<note>
<title>Release date</title>
- <simpara>2005-05-05</simpara>
+ <simpara>2005-05-09</simpara>
</note>
<para>
<itemizedlist>
<listitem><para>Change encoding function signature to prevent
misuse</para></listitem>
+<listitem><para>Repair ancient race condition that allowed a transaction to be
+seen as committed for some purposes (eg SELECT FOR UPDATE) slightly sooner
+than for other purposes</para>
+<para>This is an extremely serious bug since it could lead to apparent
+data inconsistencies being briefly visible to applications.</para></listitem>
+<listitem><para>Repair race condition between relation extension and
+VACUUM</para>
+<para>This could theoretically have caused loss of a page's worth of
+freshly-inserted data, although the scenario seems of very low probability.
+There are no known cases of it having caused more than an Assert failure.
+</para></listitem>
<listitem><para>Fix comparisons of <type>TIME WITH TIME ZONE</> values</para>
<para>
The comparison code was wrong in the case where the
<note>
<title>Release date</title>
- <simpara>2005-05-05</simpara>
+ <simpara>2005-05-09</simpara>
</note>
<para>
<title>Changes</title>
<itemizedlist>
+<listitem><para>Repair ancient race condition that allowed a transaction to be
+seen as committed for some purposes (eg SELECT FOR UPDATE) slightly sooner
+than for other purposes</para>
+<para>This is an extremely serious bug since it could lead to apparent
+data inconsistencies being briefly visible to applications.</para></listitem>
+<listitem><para>Repair race condition between relation extension and
+VACUUM</para>
+<para>This could theoretically have caused loss of a page's worth of
+freshly-inserted data, although the scenario seems of very low probability.
+There are no known cases of it having caused more than an Assert failure.
+</para></listitem>
<listitem><para>Fix <function>EXTRACT(EPOCH)</> for
<type>TIME WITH TIME ZONE</> values</para></listitem>
<listitem><para>Additional buffer overrun checks in plpgsql
<listitem><para>Make ALTER TABLE / RENAME COLUMN update column names of indexes (Brent Verner)</para></listitem>
<listitem><para>Fix for ALTER TABLE / ADD CONSTRAINT ... CHECK with inherited tables (Stephan Szabo)</para></listitem>
<listitem><para>ALTER TABLE RENAME update foreign-key trigger arguments correctly (Brent Verner)</para></listitem>
-<listitem><para>DROP AGGREGATE and COMMENT ON AGGREGATE now accepts an aggtype (Tom)</para></listitem>
+<listitem><para>DROP AGGREGATE and COMMENT ON AGGREGATE now accept an aggtype (Tom)</para></listitem>
<listitem><para>Add automatic return type data casting for SQL functions (Tom)</para></listitem>
<listitem><para>Allow GiST indexes to handle NULLs and multikey indexes (Oleg Bartunov, Teodor Sigaev, Tom)</para></listitem>
<listitem><para>Enable partial indexes (Martijn van Oosterhout)</para></listitem>