<listitem>

<para>

<emphasis>Add ALTER ... SET SCHEMA support for conversions,

Add ALTER ... SET SCHEMA support for conversions,

operators, operator classes, operator families, text search

configurations, text search dictionaries, text search

parsers, and text search templates</emphasis>

parsers, and text search templates

</para>

</listitem>

<listitem>

<para>

<emphasis>Make TRUNCATE ... RESTART IDENTITY restart

sequences transactionally</emphasis>

Make TRUNCATE ... RESTART IDENTITY restart sequences transactionally

</para>

<para>

<listitem>

<para>

<emphasis>Prevent invoking I/O conversion casts via

functional/attribute notation</emphasis>

Prevent invoking I/O conversion casts via

functional/attribute notation

</para>

<para>

This was found to be confusing in some cases. The

<listitem>

<para>

<emphasis>Optimize the commit_siblings configuration parameter</emphasis>

Optimize the commit_siblings configuration parameter

</para>

</listitem>

<listitem>

<para>

<emphasis>KNN GiST, otherwise known as order-by-operator support for GiST</emphasis>

KNN GiST, otherwise known as order-by-operator support for GiST

</para>

<para>

</listitem>

<listitem>

<para>

<emphasis>Improve process shutdown speed</emphasis>

Improve process shutdown speed

</para>

</listitem>

<listitem>

<para>

<emphasis>Speed up conversion of signed integers to C strings</emphasis>

Speed up conversion of signed integers to C strings

</para>

</listitem>

<listitem>

<para>

<emphasis>Instrument checkpoint sync calls</emphasis>

Instrument checkpoint sync calls

</para>

</listitem>

<listitem>

<para>

<emphasis>Use the same lexer for recovery.conf that has been used for postgresql.conf</emphasis>

Use the same lexer for recovery.conf that has been used for postgresql.conf

</para>

<para>

<listitem>

<para>

<emphasis>Add column buffers_backend_fsync to pg_stat_bgwriter</emphasis>

Add column buffers_backend_fsync to pg_stat_bgwriter

</para>

</listitem>

<listitem>

<para>

<emphasis>Add monitoring function pg_last_xact_replay_timestamp()</emphasis>

Add monitoring function pg_last_xact_replay_timestamp()

</para>

</listitem>

<listitem>

<para>

<emphasis>Add pg_read_binary_file() and whole-file-at-once

versions of pg_read_file()</emphasis>

Add pg_read_binary_file() and whole-file-at-once

versions of pg_read_file()

</para>

</listitem>

<listitem>

<para>

<emphasis>Add new function format(), for sprintf-like string formatting</emphasis>

Add new function format(), for sprintf-like string formatting

</para>

</listitem>

<listitem>

<para>

<emphasis>Add pg_describe_object() function to obtain textual

descriptions of objects as stored in pg_depend</emphasis>

Add pg_describe_object() function to obtain textual

descriptions of objects as stored in pg_depend

</para>

</listitem>

<listitem>

<para>

<emphasis>Add <quote>S</quote> option to \dn command in psql</emphasis>

Add <quote>S</quote> option to \dn command in psql

</para>

<para>

System schemas are now hidden by default by \dn.

<listitem>

<para>

<emphasis>Add PQlibVersion() function</emphasis>

Add PQlibVersion() function

</para>

</listitem>

<listitem>

<para>

<emphasis>When reporting the server as not responding, if the

hostname was supplied, also print the IP address</emphasis>

When reporting the server as not responding, if the

hostname was supplied, also print the IP address

</para>

<para>

This allows IPv4 and IPv6 failures to be distinguished. Also

<listitem>

<para>

<emphasis>Add functions PQping and PQpingParams to allow

Add functions PQping and PQpingParams to allow

detection of the server's status, including a status where

the server is running but refuses ordinary connections</emphasis>

the server is running but refuses ordinary connections

</para>

<para>

pg_ctl uses the new function. This fixes the case where

<listitem>

<para>

<emphasis>New module contrib/auth_delay</emphasis>

New module contrib/auth_delay

</para>

</listitem>

<listitem>

<para>

<emphasis>Rewrite the GiST insertion logic so that the

Rewrite the GiST insertion logic so that the

post-recovery cleanup stage to finish incomplete inserts or

splits is not needed anymore</emphasis>

splits is not needed anymore

</para>

</listitem>

<listitem>

<para>

<emphasis>Add support for collecting

<quote>minidump</quote>-style crash dumps on

Windows</emphasis>

Add support for collecting <quote>minidump</quote>-style crash dumps

on Windows

</para>

</listitem>

<listitem>

<para>

<emphasis>Replace pg_class.relistemp column with relpersistence</emphasis>

Replace pg_class.relistemp column with relpersistence

</para>

<para>

<listitem>

<para>

<emphasis>GNU make 3.80 or newer is now required</emphasis>

GNU make 3.80 or newer is now required

</para>

</listitem>

<listitem>

<para>

<emphasis>Improved support for parallel make, make -k, and make -q</emphasis>

Improved support for parallel make, make -k, and make -q

</para>

</listitem>