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Doc: final(?) updates for 14.0 release notes.

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Add the customary short list of major features.  Set release date.

Discussion: https://postgr.es/m/1489855.1631986639@sss.pgh.pa.us
This commit is contained in:
Tom Lane 2021-09-25 11:36:43 -04:00
parent 02c4e35339
commit 765f677f36
1 changed files with 65 additions and 2 deletions
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doc/src/sgml/release-14.sgml
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@ -6,7 +6,7 @@
<formalpara>
<title>Release date:</title>
<para>2021-??-?? (AS OF 2021-09-18)</para>
<para>2021-09-30</para>
</formalpara>
<sect2>
@ -20,7 +20,70 @@
<itemizedlist>
<listitem>
<para>
TO BE ADDED
Stored procedures can now return data via <literal>OUT</literal>
parameters.
</para>
</listitem>
<listitem>
<para>
The SQL-standard <literal>SEARCH</literal>
and <literal>CYCLE</literal> options for common table expressions
have been implemented.
</para>
</listitem>
<listitem>
<para>
Subscripting can now be applied to any data type for which
it is a useful notation, not only arrays. In this release,
the <type>jsonb</type> and <type>hstore</type> types have gained
subscripting operators.
</para>
</listitem>
<listitem>
<para>
Range types have been extended by adding multiranges, allowing
representation of noncontiguous data ranges.
</para>
</listitem>
<listitem>
<para>
Numerous performance improvements have been made for parallel
queries, heavily-concurrent workloads, partitioned tables, logical
replication, and vacuuming.
</para>
</listitem>
<listitem>
<para>
B-tree index updates are managed more efficiently, reducing index
bloat.
</para>
</listitem>
<listitem>
<para>
<command>VACUUM</command> automatically becomes more aggressive, and
skips inessential cleanup, if the database starts to approach a
transaction ID wraparound condition.
</para>
</listitem>
<listitem>
<para>
Extended statistics can now be collected on expressions, allowing
better planning results for complex queries.
</para>
</listitem>
<listitem>
<para>
<application>libpq</application> now has the ability to pipeline
multiple queries, which can boost throughput over high-latency
connections.
</para>
</listitem>
</itemizedlist>