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Commit1f67ff8

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Second draft of back-branch release notes.
Add items for the weekend's commits. Add corrections fromPeter Geoghegan, Amit Kapila, and Alexander Kuzmenkov.Some copy-editing of my own too.
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‎doc/src/sgml/release-11.sgml‎

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@@ -147,10 +147,12 @@ Branch: REL_11_STABLE [1ad521099] 2019-01-24 14:09:56 -0300
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Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
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Branch: master [0464fdf07] 2019-01-21 20:08:52 -0300
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Branch: REL_11_STABLE [123cc697a] 2019-01-21 19:59:07 -0300
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Branch: master [cb90de1aa] 2019-02-10 10:00:11 -0300
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Branch: REL_11_STABLE [cc126b45e] 2019-02-10 10:00:11 -0300
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-->
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<para>
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Create or delete foreign key enforcement triggers correctly when
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attaching or detaching a partition in aapartitioned table that
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attaching or detaching a partition in a partitioned table that
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has a foreign-key constraint (Amit Langote, &Aacute;lvaro Herrera)
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</para>
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</listitem>
@@ -241,12 +243,13 @@ Branch: REL_10_STABLE [85efd1a04] 2018-11-19 11:16:28 -0300
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Author: Andres Freund <andres@anarazel.de>
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Branch: master [171e0418b] 2019-02-06 01:09:32 -0800
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Branch: REL_11_STABLE [297d627e0] 2019-02-06 01:09:42 -0800
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Branch: REL_11_STABLE [920311ab1] 2019-02-09 02:44:10 -0800
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-->
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<para>
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Fix possible index corruption when the indexed column has
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a <quote>fast default</quote> (that is, it was added
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by <literal>ALTER TABLE ADD COLUMN</literal> with a constant
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default value specified, after the table already contained rows)
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by <literal>ALTER TABLE ADD COLUMN</literal> with a constant non-NULL
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default value specified, after the table already containedsomerows)
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(Andres Freund)
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</para>
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</listitem>
@@ -291,7 +294,15 @@ Branch: REL_10_STABLE [2e3bd064e] 2018-12-13 06:22:39 +0300
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-->
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<para>
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Avoid deadlock between GIN vacuuming and concurrent index insertions
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(Alexander Korotkov, Andrey Borodin and Peter Geoghegan)
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(Alexander Korotkov, Andrey Borodin, Peter Geoghegan)
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</para>
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<para>
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This change partially reverts a performance improvement, introduced
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in version 10.0, that attempted to reduce the number of index pages
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locked during deletion of a GIN posting tree page. That's now been
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found to lead to deadlocks, so we've removed it pending closer
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analysis.
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</para>
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</listitem>
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@@ -371,8 +382,8 @@ Branch: REL9_5_STABLE [90f1ba7ec] 2019-02-01 10:35:58 +0900
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Branch: REL9_4_STABLE [05d24cf7c] 2019-02-01 10:36:02 +0900
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-->
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<para>
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Avoid possiblyincluding garbage in thereplica identity fieldof a
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tuple deletion WAL record (StasKelvish)
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Avoid possiblywriting an incorrectreplica identity fieldin a
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tuple deletion WAL record (StasKelvich)
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</para>
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</listitem>
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@@ -464,6 +475,24 @@ Branch: REL_11_STABLE [aee085bc0] 2018-11-27 10:07:43 -0800
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<listitem>
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<!--
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Author: Andres Freund <andres@anarazel.de>
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Branch: master [5567d12ce] 2019-02-09 01:05:49 -0800
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Branch: REL_11_STABLE [9cf37a527] 2019-02-09 01:05:50 -0800
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Branch: master [3b632a58e] 2019-02-09 01:05:49 -0800
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Branch: REL_11_STABLE [350b0a403] 2019-02-09 01:05:50 -0800
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Branch: master [317ffdfea] 2019-02-09 01:05:49 -0800
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Branch: REL_11_STABLE [6455c6588] 2019-02-09 01:05:50 -0800
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Branch: master [356687bd8] 2019-02-09 01:05:49 -0800
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Branch: REL_11_STABLE [35afccaba] 2019-02-09 01:05:50 -0800
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-->
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<para>
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Fix performance and memory leakage issues in hash-based grouping
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(Andres Freund)
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</para>
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</listitem>
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<listitem>
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<!--
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Author: Andrew Gierth <rhodiumtoad@postgresql.org>
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Branch: master [d16d45387] 2019-01-17 06:46:10 +0000
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Branch: REL_11_STABLE [e74d8c508] 2019-01-17 06:24:53 +0000
@@ -599,7 +628,7 @@ Branch: REL9_4_STABLE [2abc87953] 2018-11-12 11:19:04 -0500
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-->
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<para>
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Avoid O(N^2) planning time growth when a query contains many
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thousands of indexable clauses (Tom Lane)
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thousand indexable clauses (Tom Lane)
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</para>
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</listitem>
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@@ -657,7 +686,7 @@ Branch: REL9_4_STABLE [1d7007671] 2018-12-27 10:17:42 +0900
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<para>
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This brings <command>TRUNCATE</command> into line with the behavior
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of other commands.
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of other commands. Previously, such cases usually ended in failure.
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</para>
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</listitem>
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@@ -893,9 +922,8 @@ Branch: REL_11_STABLE [6b6c64a96] 2018-11-13 17:47:00 +1300
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-->
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<para>
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Fix parsing of space-separated lists of host names in
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the <varname>ldapserver</varname> parameter
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of <filename>pg_hba.conf</filename> LDAP authentication entries
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(Thomas Munro)
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the <varname>ldapserver</varname> parameter of LDAP authentication
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entries in <filename>pg_hba.conf</filename> (Thomas Munro)
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</para>
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</listitem>
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@@ -909,7 +937,7 @@ Branch: REL9_6_STABLE [63d835066] 2018-11-28 14:20:07 +1300
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-->
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<para>
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When making a PAM authentication request, don't set
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the <varname>PAM_RHOST</varname> variable if the connection isover
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the <varname>PAM_RHOST</varname> variable if the connection isvia
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a Unix socket (Thomas Munro)
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</para>
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@@ -942,7 +970,7 @@ Branch: REL9_4_STABLE [2407d4807] 2018-11-08 17:33:26 -0500
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in the <productname>PostgreSQL</productname> wire protocol
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specification, and it caused some clients to become very confused.
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In released branches, fix this by silently treating such settings as
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meaning <literal>ERROR</literal> instead.Release 12 and later will
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meaning <literal>ERROR</literal> instead.Version 12 and later will
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reject those alternatives altogether.
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</para>
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</listitem>
@@ -1045,8 +1073,8 @@ Branch: REL9_4_STABLE [74bfb5388] 2018-11-26 17:32:51 -0500
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<para>
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Backslash and some other ASCII punctuation characters were not
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rendered correctly, leading to document syntax errors orunexpected
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output.
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rendered correctly, leading to document syntax errors orwrong
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characters in theoutput.
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</para>
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</listitem>
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@@ -1146,6 +1174,24 @@ Branch: REL_11_STABLE [b72b4fafb] 2018-11-13 09:41:34 +0100
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<listitem>
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<!--
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Author: Tom Lane <tgl@sss.pgh.pa.us>
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Branch: master [4dbe19690] 2019-02-09 19:45:38 -0500
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Branch: REL_11_STABLE [ef9bf3593] 2019-02-09 19:45:38 -0500
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Branch: REL_10_STABLE [73668c590] 2019-02-09 19:45:38 -0500
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Branch: REL9_6_STABLE [2b6009e2a] 2019-02-09 19:45:38 -0500
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Branch: REL9_5_STABLE [2c8332177] 2019-02-09 19:45:38 -0500
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Branch: REL9_4_STABLE [ed46d0d32] 2019-02-09 19:45:38 -0500
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-->
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<para>
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Avoid null-pointer-dereference crash on some platforms
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when <application>pg_dump</application>
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or <application>pg_restore</application> tries to report an error
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(Tom Lane)
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</para>
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</listitem>
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<listitem>
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<!--
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Author: Peter Geoghegan <pg@bowt.ie>
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Branch: master [eba775345] 2019-02-06 15:54:19 -0800
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Branch: REL_11_STABLE [2f5416666] 2019-02-06 15:54:17 -0800
@@ -1171,7 +1217,7 @@ Branch: REL_11_STABLE [b1894a607] 2018-12-16 14:32:14 -0500
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Branch: REL_10_STABLE [34010ac2f] 2018-12-16 14:32:14 -0500
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-->
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<para>
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Properly disregard <literal>EPIPE</literal> errors if <command>COPY
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Properly disregard <literal>SIGPIPE</literal> errors if <command>COPY
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FROM PROGRAM</command> stops reading the program's output early
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(Tom Lane)
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</para>
@@ -1203,8 +1249,10 @@ Branch: REL9_4_STABLE [e5a6ae97e] 2018-11-24 21:17:09 +0000
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The previous coding did not give the same result as for an
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empty <type>hstore</type> value created by a newer version, thus
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potentially causing wrong results in hash joins or hash
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aggregation. It might be advisable to reindex any hash indexes
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built on <type>hstore</type> columns.
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aggregation. It is advisable to reindex any hash indexes
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built on <type>hstore</type> columns, if the table might contain
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data that was originally stored as far back as 8.4 and was never
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dumped/reloaded since then.
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</para>
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</listitem>
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@@ -1325,8 +1373,8 @@ Branch: REL9_4_STABLE [51884fa16] 2019-02-05 10:06:12 -0500
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-->
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<para>
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Fix Perl-coded build scripts to not
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assume <quote><literal>.</literal></quote> is in the search path, as
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recent Perl versions don't include that (Andrew Dunstan)
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assume <quote><literal>.</literal></quote> is in the search path,
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sincerecent Perl versions don't include that (Andrew Dunstan)
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</para>
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</listitem>
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@@ -1347,6 +1395,25 @@ Branch: REL9_4_STABLE [b161ffe31] 2019-01-18 15:06:26 -0500
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<listitem>
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<!--
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Author: Tom Lane <tgl@sss.pgh.pa.us>
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Branch: master [640158386] 2019-02-09 11:41:09 -0500
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Branch: REL_11_STABLE [027b5a300] 2019-02-09 11:41:09 -0500
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Branch: REL_10_STABLE [dc0eb137f] 2019-02-09 11:41:09 -0500
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Branch: REL9_6_STABLE [6257f525a] 2019-02-09 11:41:09 -0500
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-->
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<para>
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Relocate call of <literal>set_rel_pathlist_hook</literal> so that
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extensions can use it to supply partial paths for parallel queries
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(KaiGai Kohei)
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</para>
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<para>
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This is not expected to affect existing use-cases.
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</para>
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</listitem>
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<listitem>
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<!--
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NOTE this is already in 11.1 notes, but not 10.x !!!!
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Author: Tom Lane <tgl@sss.pgh.pa.us>
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Branch: master [003c68a3b] 2018-11-06 13:25:24 -0500

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