mirror of
https://github.com/postgres/postgres.git
synced 2025-04-29 13:56:47 +03:00
More release note adjustments, reordering.
This commit is contained in:
Bruce Momjian
parent
e604c8b51e
commit
3eedb9a17f
@ -1,4 +1,4 @@
|
|||||||
<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.617 2009/03/30 19:59:19 momjian Exp $ -->
|
<!-- $PostgreSQL: pgsql/doc/src/sgml/release.sgml,v 1.618 2009/03/30 20:32:49 momjian Exp $ -->
|
||||||
<!--
|
<!--
|
||||||
|
|
||||||
Typical markup:
|
Typical markup:
|
||||||
@ -125,10 +125,29 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
<para>
|
<para>
|
||||||
This was available previously via a configure
|
This was available previously via a configure
|
||||||
--enable-integer-datetimes.
|
--enable-integer-datetimes option.
|
||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Remove <application>ipcclean</> utility command (Bruce)
|
||||||
|
</para>
|
||||||
|
|
||||||
|
<para>
|
||||||
|
The utility only worked on a few platforms; users should use
|
||||||
|
their operating system tools instead.
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
</itemizedlist>
|
||||||
|
|
||||||
|
</sect3>
|
||||||
|
|
||||||
|
<sect3>
|
||||||
|
<title>Server Settings</title>
|
||||||
|
<itemizedlist>
|
||||||
|
|
||||||
<listitem>
|
<listitem>
|
||||||
<para>
|
<para>
|
||||||
Change <filename>postgresql.conf</> default for log_min_messages
|
Change <filename>postgresql.conf</> default for log_min_messages
|
||||||
@ -204,19 +223,9 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
<listitem>
|
<listitem>
|
||||||
<para>
|
<para>
|
||||||
Remove <application>ipcclean</> utility command (Bruce)
|
The <link
|
||||||
</para>
|
linkend="release-8-4-pg-hba-conf"><filename>pg_hba.conf</></link>
|
||||||
|
section below also has extensive changes related to migration.
|
||||||
<para>
|
|
||||||
The utility only worked on a few platforms; users should use
|
|
||||||
their operating system tools instead.
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
The <filename>pg_hba.conf</> section below also has extensive
|
|
||||||
changes related to migration.
|
|
||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
|
|
||||||
@ -288,7 +297,7 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
|
|
||||||
<sect3>
|
<sect3>
|
||||||
<title>Functions and Operators</title>
|
<title>General Functions and Operators</title>
|
||||||
|
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
|
|
||||||
@ -323,6 +332,31 @@ do it for earlier branch release files.
|
|||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Remove <literal>~=~</> and <literal>~<>~</> operators
|
||||||
|
used for <literal>LIKE</> index comparisons (Tom) bjm: needed,
|
||||||
|
pg_upgrade impact?
|
||||||
|
</para>
|
||||||
|
|
||||||
|
<para>
|
||||||
|
A not-immediately-obvious incompatibility is that the sort
|
||||||
|
order within <literal>bpchar_pattern_ops</> indexes changes
|
||||||
|
--- it had been identical to plain <function>strcmp()</>, but
|
||||||
|
is now trailing-blank-insensitive. This will impact in-place
|
||||||
|
upgrades, if those ever happen.
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
</itemizedlist>
|
||||||
|
|
||||||
|
</sect3>
|
||||||
|
|
||||||
|
<sect3>
|
||||||
|
<title>Temporal Functions and Operators</title>
|
||||||
|
|
||||||
|
<itemizedlist>
|
||||||
|
|
||||||
<listitem>
|
<listitem>
|
||||||
<para>
|
<para>
|
||||||
Have <function>to_char()</>'s localized month/day names depend
|
Have <function>to_char()</>'s localized month/day names depend
|
||||||
@ -381,22 +415,6 @@ do it for earlier branch release files.
|
|||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Remove <literal>~=~</> and <literal>~<>~</> operators
|
|
||||||
used for <literal>LIKE</> index comparisons (Tom) bjm: needed,
|
|
||||||
pg_upgrade impact?
|
|
||||||
</para>
|
|
||||||
|
|
||||||
<para>
|
|
||||||
A not-immediately-obvious incompatibility is that the sort
|
|
||||||
order within <literal>bpchar_pattern_ops</> indexes changes
|
|
||||||
--- it had been identical to plain <function>strcmp()</>, but
|
|
||||||
is now trailing-blank-insensitive. This will impact in-place
|
|
||||||
upgrades, if those ever happen.
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
</itemizedlist>
|
</itemizedlist>
|
||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
@ -546,35 +564,6 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
|
|
||||||
<sect3>
|
|
||||||
<title>Wide-Value Storage (<acronym>TOAST</>)</title>
|
|
||||||
<itemizedlist>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Consider <acronym>TOAST</> compression on values as short as
|
|
||||||
32 bytes (previously 256 bytes) (Tom)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Require 25% of space savings before using <acronym>TOAST</>
|
|
||||||
compression (previously 20%) (Tom)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Be more aggressive in storing <literal>EXTERNAL</> and
|
|
||||||
<literal>EXTENDED</> column values in <acronym>TOAST</>(Tom)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
</itemizedlist>
|
|
||||||
|
|
||||||
</sect3>
|
|
||||||
|
|
||||||
<sect3>
|
<sect3>
|
||||||
<title>Server Settings</title>
|
<title>Server Settings</title>
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
@ -606,137 +595,6 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
|
|
||||||
<sect3>
|
|
||||||
<title>Monitoring</title>
|
|
||||||
<itemizedlist>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Add <function>pg_conf_load_time()</> to report when
|
|
||||||
the Postgres configuration files were last loaded (George
|
|
||||||
Gensure)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Add <function>pg_terminate_backend()</> to safely terminate a
|
|
||||||
backend (the <literal>SIGTERM</> signal works also) (Tom, Bruce)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Add ability to track user-defined functions call counts and
|
|
||||||
runtimes via parameter <varname>track_functions</> (Martin
|
|
||||||
Pihlak)
|
|
||||||
</para>
|
|
||||||
|
|
||||||
<para>
|
|
||||||
Function statistics appear in a new system table,
|
|
||||||
<literal>pg_stat_user_functions</>. However, inlined
|
|
||||||
<acronym>SQL</> functions are not tracked.
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Allow specification of the maximum <literal>pg_stat_activity</>
|
|
||||||
query string size via <varname>track_activity_query_size</>
|
|
||||||
parameter (Thomas Lee)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Improve syslog performance by increasing the maximum line length
|
|
||||||
(Tom)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Add read-only <filename>postgresql.conf</> variables <varname>segment_size</>,
|
|
||||||
<varname>wal_block_size</>, and <varname>wal_segment_size</> (Bernd Helmle)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
When reporting a deadlock, report all session queries involved
|
|
||||||
in the deadlock to the server log (Itagaki Takahiro)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
New <function>pg_stat_get_activity(pid)</> function to return
|
|
||||||
information about a specific process id (Magnus)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Move the server statistics file into the subdirectory
|
|
||||||
<filename>pg_stat_tmp</> and allow its location to be specified
|
|
||||||
via <varname>stats_temp_directory</> (Magnus)
|
|
||||||
</para>
|
|
||||||
|
|
||||||
<para>
|
|
||||||
This allows the statistics file to be placed in a
|
|
||||||
<acronym>RAM</>-resident directory to reduce I/O requirements.
|
|
||||||
On startup/shutdown, the file is copied to the top-level
|
|
||||||
<literal>$PGDATA</> directory so it is preserved between
|
|
||||||
restarts.
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
</itemizedlist>
|
|
||||||
|
|
||||||
</sect3>
|
|
||||||
|
|
||||||
<sect3>
|
|
||||||
<title>Continuous Archiving</title>
|
|
||||||
<itemizedlist>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Have <function>pg_stop_backup()</> wait for modified <acronym>WAL</>
|
|
||||||
files to be archived (Simon)
|
|
||||||
</para>
|
|
||||||
|
|
||||||
<para>
|
|
||||||
This guarantees that the backup is valid at the time
|
|
||||||
<function>pg_stop_backup()</> completes.
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Prevent normal shutdown if a continuous archiving base backup
|
|
||||||
is in progress (Laurenz Albe)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Cancel a continuous archiving base backup if a fast shutdown
|
|
||||||
is requested (Laurenz Albe)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
<listitem>
|
|
||||||
<para>
|
|
||||||
Allow <filename>recovery.conf</> boolean variables to take the
|
|
||||||
same range of string values as <filename>postgresql.conf</>
|
|
||||||
(Bruce)
|
|
||||||
</para>
|
|
||||||
</listitem>
|
|
||||||
|
|
||||||
</itemizedlist>
|
|
||||||
|
|
||||||
</sect3>
|
|
||||||
|
|
||||||
<sect3>
|
<sect3>
|
||||||
<title>Authentication</title>
|
<title>Authentication</title>
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
@ -766,7 +624,7 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
|
|
||||||
<sect3>
|
<sect3 id="release-8-4-pg-hba-conf">
|
||||||
<title><filename>pg_hba.conf</></title>
|
<title><filename>pg_hba.conf</></title>
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
|
|
||||||
@ -876,6 +734,137 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
|
|
||||||
|
<sect3>
|
||||||
|
<title>Continuous Archiving</title>
|
||||||
|
<itemizedlist>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Have <function>pg_stop_backup()</> wait for modified <acronym>WAL</>
|
||||||
|
files to be archived (Simon)
|
||||||
|
</para>
|
||||||
|
|
||||||
|
<para>
|
||||||
|
This guarantees that the backup is valid at the time
|
||||||
|
<function>pg_stop_backup()</> completes.
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Prevent normal shutdown if a continuous archiving base backup
|
||||||
|
is in progress (Laurenz Albe)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Cancel a continuous archiving base backup if a fast shutdown
|
||||||
|
is requested (Laurenz Albe)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Allow <filename>recovery.conf</> boolean variables to take the
|
||||||
|
same range of string values as <filename>postgresql.conf</>
|
||||||
|
(Bruce)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
</itemizedlist>
|
||||||
|
|
||||||
|
</sect3>
|
||||||
|
|
||||||
|
<sect3>
|
||||||
|
<title>Monitoring</title>
|
||||||
|
<itemizedlist>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Add <function>pg_conf_load_time()</> to report when
|
||||||
|
the Postgres configuration files were last loaded (George
|
||||||
|
Gensure)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Add <function>pg_terminate_backend()</> to safely terminate a
|
||||||
|
backend (the <literal>SIGTERM</> signal works also) (Tom, Bruce)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Add ability to track user-defined functions call counts and
|
||||||
|
runtimes via parameter <varname>track_functions</> (Martin
|
||||||
|
Pihlak)
|
||||||
|
</para>
|
||||||
|
|
||||||
|
<para>
|
||||||
|
Function statistics appear in a new system table,
|
||||||
|
<literal>pg_stat_user_functions</>. However, inlined
|
||||||
|
<acronym>SQL</> functions are not tracked.
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Allow specification of the maximum <literal>pg_stat_activity</>
|
||||||
|
query string size via <varname>track_activity_query_size</>
|
||||||
|
parameter (Thomas Lee)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Improve syslog performance by increasing the maximum line length
|
||||||
|
(Tom)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Add read-only <filename>postgresql.conf</> variables <varname>segment_size</>,
|
||||||
|
<varname>wal_block_size</>, and <varname>wal_segment_size</> (Bernd Helmle)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
When reporting a deadlock, report all session queries involved
|
||||||
|
in the deadlock to the server log (Itagaki Takahiro)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
New <function>pg_stat_get_activity(pid)</> function to return
|
||||||
|
information about a specific process id (Magnus)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Move the server statistics file into the subdirectory
|
||||||
|
<filename>pg_stat_tmp</> and allow its location to be specified
|
||||||
|
via <varname>stats_temp_directory</> (Magnus)
|
||||||
|
</para>
|
||||||
|
|
||||||
|
<para>
|
||||||
|
This allows the statistics file to be placed in a
|
||||||
|
<acronym>RAM</>-resident directory to reduce I/O requirements.
|
||||||
|
On startup/shutdown, the file is copied to the top-level
|
||||||
|
<literal>$PGDATA</> directory so it is preserved between
|
||||||
|
restarts.
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
</itemizedlist>
|
||||||
|
|
||||||
|
</sect3>
|
||||||
|
|
||||||
<sect3>
|
<sect3>
|
||||||
<title>Queries</title>
|
<title>Queries</title>
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
@ -979,8 +968,7 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
<listitem>
|
<listitem>
|
||||||
<para>
|
<para>
|
||||||
Improve the parser's ability to report the error location of
|
Improve the parser's ability to report error locations (Tom)
|
||||||
a query (Tom)
|
|
||||||
</para>
|
</para>
|
||||||
</listitem>
|
</listitem>
|
||||||
|
|
||||||
@ -1683,6 +1671,35 @@ do it for earlier branch release files.
|
|||||||
|
|
||||||
</sect3>
|
</sect3>
|
||||||
|
|
||||||
|
<sect3>
|
||||||
|
<title>Wide-Value Storage (<acronym>TOAST</>)</title>
|
||||||
|
<itemizedlist>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Consider <acronym>TOAST</> compression on values as short as
|
||||||
|
32 bytes (previously 256 bytes) (Tom)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Require 25% of space savings before using <acronym>TOAST</>
|
||||||
|
compression (previously 20%) (Tom)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
<listitem>
|
||||||
|
<para>
|
||||||
|
Be more aggressive in storing <literal>EXTERNAL</> and
|
||||||
|
<literal>EXTENDED</> column values in <acronym>TOAST</>(Tom)
|
||||||
|
</para>
|
||||||
|
</listitem>
|
||||||
|
|
||||||
|
</itemizedlist>
|
||||||
|
|
||||||
|
</sect3>
|
||||||
|
|
||||||
<sect3>
|
<sect3>
|
||||||
<title>General Functions</title>
|
<title>General Functions</title>
|
||||||
<itemizedlist>
|
<itemizedlist>
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user