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doc PG 19 relnotes: add author and move items

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Reported-by: Richard Guo

Author: Richard Guo

Discussion: https://postgr.es/m/CAMbWs4_etzZZPMEzte8hJv2f4Tn6dGskg8v1R_N9uCd2of0kMQ@mail.gmail.com
This commit is contained in:
Bruce Momjian
2026-04-16 12:45:40 -04:00
parent b4c1b2be30
commit 191a037d4f
1 changed files with 41 additions and 42 deletions
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doc/src/sgml/release-19.sgml
+41 -42
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@@ -49,7 +49,6 @@
</para>
<itemizedlist>
<!--
Author: Nathan Bossart <nathan@postgresql.org>
2026-02-11 [1d92e0c2c] Add password expiration warnings.
@@ -329,7 +328,7 @@ Author: Richard Guo <rguo@postgresql.org>
<listitem>
<para>
Allow more LEFT JOINs to be converted to ANTI JOINs (Tender Wang)
Allow more LEFT JOINs to be converted to ANTI JOINs (Tender Wang, Richard Guo)
<ulink url="&commit_baseurl;cf74558fe">&sect;</ulink>
</para>
</listitem>
@@ -377,7 +376,7 @@ Author: Richard Guo <rguo@postgresql.org>
<listitem>
<para>
Allow IS [NOT] DISTINCT FROM NULL to be converted to IS [NOT] NULL for proven null arguments (Richard Guo)
Convert IS [NOT] DISTINCT FROM NULL to IS [NOT] NULL during constant folding (Richard Guo)
<ulink url="&commit_baseurl;f41ab5157">&sect;</ulink>
</para>
@@ -452,6 +451,45 @@ This information is used by the optimizer in planning memory usage.
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2026-02-10 [0aaf0de7f] Optimize BooleanTest with non-nullable input
-->
<listitem>
<para>
Simplify IS [NOT] TRUE/FALSE/UNKNOWN to plain boolean expressions when the input is proven non-nullable (Richard Guo)
<ulink url="&commit_baseurl;0aaf0de7f">&sect;</ulink>
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2025-12-24 [10c4fe074] Simplify COALESCE expressions using non-nullable argumen
Author: Richard Guo <rguo@postgresql.org>
2025-12-24 [cb7b7ec7a] Optimize ROW(...) IS [NOT] NULL using non-nullable field
-->
<listitem>
<para>
Simplify COALESCE and ROW(...) IS [NOT] NULL to avoid evaluating unnecessary arguments (Richard Guo)
<ulink url="&commit_baseurl;10c4fe074">&sect;</ulink>
<ulink url="&commit_baseurl;cb7b7ec7a">&sect;</ulink>
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2026-02-10 [0a3796125] Optimize IS DISTINCT FROM with non-nullable inputs
-->
<listitem>
<para>
Simplify IS [NOT] DISTINCT FROM to equality/inequality operators when inputs are proven non-nullable (Richard Guo)
<ulink url="&commit_baseurl;0a3796125">&sect;</ulink>
</para>
</listitem>
<!--
Author: Tom Lane <tgl@sss.pgh.pa.us>
2025-11-19 [057012b20] Speed up eqjoinsel() with lots of MCV entries.
@@ -687,45 +725,6 @@ Previously this always required a table rewrite.
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2026-02-10 [0aaf0de7f] Optimize BooleanTest with non-nullable input
-->
<listitem>
<para>
Allow IS [NOT] TRUE/FALSE/UNKNOWN to be evaluated earlier for proven non-null arguments (Richard Guo)
<ulink url="&commit_baseurl;0aaf0de7f">&sect;</ulink>
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2025-12-24 [10c4fe074] Simplify COALESCE expressions using non-nullable argumen
Author: Richard Guo <rguo@postgresql.org>
2025-12-24 [cb7b7ec7a] Optimize ROW(...) IS [NOT] NULL using non-nullable field
-->
<listitem>
<para>
Simplify COALESCE and ROW(...) IS [NOT] NULL to avoid evaluating unnecessary arguments (Richard Guo)
<ulink url="&commit_baseurl;10c4fe074">&sect;</ulink>
<ulink url="&commit_baseurl;cb7b7ec7a">&sect;</ulink>
</para>
</listitem>
<!--
Author: Richard Guo <rguo@postgresql.org>
2026-02-10 [0a3796125] Optimize IS DISTINCT FROM with non-nullable inputs
-->
<listitem>
<para>
Allow IS DISTINCT FROM to be evaluated earlier for non-constant arguments (Richard Guo)
<ulink url="&commit_baseurl;0a3796125">&sect;</ulink>
</para>
</listitem>
<!--
Author: Michael Paquier <michael@paquier.xyz>
2026-03-05 [34dfca293] Change default value of default_toast_compression to "lz