</listitem>

<listitem>

<!--

Author: Alexander Korotkov <akorotkov@postgresql.org>

2020-01-18 [4b754d6c1] Avoid full scan of GIN indexes when possible

-->

<para>

Allow GIN indexes to more efficiently handle NOT restrictions (Nikita

Glukhov, Alexander Korotkov, Tom Lane, Julien Rouhaud)

</para>

</listitem>

<listitem>

<!--

Author: Alexander Korotkov <akorotkov@postgresql.org>

This is enabled using ignore_invalid_pages.

</para>

</listitem>

<listitem>

<!--

Author: Thomas Munro <tmunro@postgresql.org>

2020-04-08 [3985b600f] Support PrefetchBuffer() in recovery.

-->

<para>

Speedup recovery by prefetching pages (Thomas Munro)

</para>

</listitem>

</itemizedlist>

</sect3>

-->

<para>

Add CREATE DATABASE LOCALE option (Fabien COELHO)

Add CREATE DATABASE LOCALE option (Peter Eisentraut)

</para>

<para>

<itemizedlist>

<listitem>

<!--

Tom Lane <tgl@sss.pgh.pa.us>

2020-03-19 [24e2885ee] Introduce "anycompatible" family of polymorphic types.

-->

<para>

Add polymorphic data types for use by functions requiring compatible arguments (Pavel Stehule)

</para>

<para>

The new data types are anycompatible, anycompatiblearray, anycompatiblenonarray, and anycompatiblerange.

</para>

</listitem>

<listitem>

<!--

Author: Thomas Munro <tmunro@postgresql.org>

-->

<para>

Use the glibc version as the collation version (Thomas Munro)

Use the glibc versionin some casesas the collation version (Thomas Munro)

</para>

<para>

-->

<para>

Add support for collation versions on Windows (Juan José Santamaría Flecha)

Add support for collation versions on Windows (Thomas Munro)

</para>

</listitem>

-->

<para>

AllowUTF-8 escapes, e.g., E'\u####', in clients that don't use UTF-8 encoding (Tom Lane)

AllowUnicode escapes, e.g., E'\u####', in clients that don't use UTF-8 encoding (Tom Lane)

</para>

<para>

TheUTF-8 characters must be available in the server encoding.

TheUnicode characters must be available in the server encoding.

</para>

</listitem>

-->

<para>

Allow to_date() and to_timestamp() to recognize non-English month/day names (Juan José Santamaría Flecha)

Allow to_date() and to_timestamp() to recognize non-English month/day names (Juan José Santamaría Flecha, Tom Lane)

</para>

<para>

-->

<para>

Add function gen_random_uuid to generate version 4 UUIDs (Fabien COELHO)

Add function gen_random_uuid to generate version 4 UUIDs (Peter Eisentraut)

</para>

<para>

-->

<para>

Updateall transaction id functions to support xid8 (Thomas Munro)

Create xid8 versions ofall transaction id functions (Thomas Munro)

</para>

<para>

They use the samenamesas the xid data type versions.

The old functionnameswere kept for backward compatibility.

</para>

</listitem>