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Postgres FD Implementation
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Abuhujair Javed
Postgres FD Implementation
Commits
628462bd
Commit
628462bd
authored
May 06, 2017
by
Bruce Momjian
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doc PG 10: adjustments to BRIN, WAL, JSON, XML items, syntax
Reported-by: Alvaro Herrera
parent
09f84218
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doc/src/sgml/release-10.sgml
doc/src/sgml/release-10.sgml
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doc/src/sgml/release-10.sgml
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628462bd
...
...
@@ -458,13 +458,13 @@
<para>
Add <acronym>GUC</> <xref linkend="guc-max-parallel-workers">
to limit the number of worker processes that can be used for
parallelism (Julien Rouhaud)
query
parallelism (Julien Rouhaud)
</para>
<para>
This can be set lower than <xref
linkend="guc-max-worker-processes"> to reserve worker processes
for
non-parallel purpos
es.
for
purposes other than parallel queri
es.
</para>
</listitem>
...
...
@@ -477,22 +477,6 @@
<itemizedlist>
<listitem>
<!--
Author: Andrew Dunstan <andrew@dunslane.net>
2017-03-31 [e306df7f9] Full Text Search support for <type>JSON</> and <type>JSONB</>
-->
<para>
Add full text search support for <type>JSON</> and <type>JSONB</>
(Dmitry Dolgov)
</para>
<para>
This is accessed via <function>ts_headline()</> and
<function>to_tsvector</>. RIGHT SECTION?
</para>
</listitem>
<listitem>
<!--
Author: Tom Lane <tgl@sss.pgh.pa.us>
...
...
@@ -525,12 +509,14 @@
2017-04-01 [7526e1022] BRIN auto-summarization
-->
<para>
Cause <acronym>BRIN</> index summarization to happen more
aggressively (Álvaro Herrera)
Add option to allow <acronym>BRIN</> index summarization to happen
more
aggressively (Álvaro Herrera)
</para>
<para>
Specifically, summarize the previous page range when a new page
Specifically, a new <link linkend="SQL-ALTERINDEX"><command>CREATE
INDEX</></> option allows auto-summarizion of the
previous <acronym>BRIN</> page range when a new page
range is created.
</para>
</listitem>
...
...
@@ -541,14 +527,18 @@
2017-04-01 [c655899ba] BRIN de-summarization
-->
<para>
Add function
<function>brin_desummarize_range()</> to remove
<acronym>BRIN</> summarization of a specified range
(Álvaro
Add function
s to remove and re-add <acronym>BRIN</>
summarization for <acronym>BRIN</> index ranges
(Álvaro
Herrera)
</para>
<para>
This allows future <acronym>BRIN</> index summarization to be
more compact. CLARIFY
New <acronym>SQL</> function <link
linkend="functions-admin-index-table"><function>brin_summarize_range()</></>
updates <acronym>BRIN</> index summarization for a specified
range and <function>brin_desummarize_range()</> removes it.
This is helpful to update summarization of a range that is now
smaller due to <command>UPDATE</>s and <command>DELETE</>s.
</para>
</listitem>
...
...
@@ -860,22 +850,12 @@
<itemizedlist>
<listitem>
<!--
Author: Peter Eisentraut <peter_e@gmx.net>
2016-11-18 [67dc4ccbb] Add pg_sequences view
-->
<para>
Add <link
linkend="view-pg-sequences"><structname>pg_sequences</></> view
to show all sequences (Peter Eisentraut)
</para>
</listitem>
<listitem>
<!--
Author: Peter Eisentraut <peter_e@gmx.net>
2016-12-20 [1753b1b02] Add pg_sequence system catalog
Author: Peter Eisentraut <peter_e@gmx.net>
2016-11-18 [67dc4ccbb] Add pg_sequences view
-->
<para>
Create a <link
...
...
@@ -884,9 +864,11 @@
</para>
<para>
Sequence metadata includes start, increment, etc, which is now
transactional. Sequence counters are still stored in separate
heap relations.
Sequence metadata includes start, increment, etc,
which is now transactional. Sequence counters are
still stored in separate heap relations. Also add <link
linkend="view-pg-sequences"><structname>pg_sequences</></> view
to show all sequences.
</para>
</listitem>
...
...
@@ -1167,7 +1149,7 @@
</para>
<para>
This proves better security than the existing <literal>md5</>
This prov
id
es better security than the existing <literal>md5</>
negotiation and storage method.
</para>
</listitem>
...
...
@@ -1238,8 +1220,8 @@
2017-01-04 [6667d9a6d] Re-allow SSL passphrase prompt at server start, but not
-->
<para>
Allow <acronym>SSL</> configuration to be updated
at
<literal>SIGHUP</>
(Andreas Karlsson, Tom Lane)
Allow <acronym>SSL</> configuration to be updated
during
configuration reload
(Andreas Karlsson, Tom Lane)
</para>
<para>
...
...
@@ -1317,23 +1299,6 @@
</para>
</listitem>
<listitem>
<!--
Author: Robert Haas <rhaas@postgresql.org>
2016-11-21 [a734fd5d1] autovacuum: Drop orphan temp tables more quickly but wit
Author: Tom Lane <tgl@sss.pgh.pa.us>
2016-11-27 [dafa0848d] Code review for early drop of orphaned temp relations in
-->
<para>
Remove orphaned temporary tables more aggressively (Robert Haas,
Tom Lane)
</para>
<para>
Previously such tables were removed only when necessary. SECTION?
</para>
</listitem>
</itemizedlist>
<sect5>
...
...
@@ -1376,8 +1341,14 @@
2017-04-05 [00b6b6feb] Allow \-\-with-wal-segsize=n up to n=1024MB
-->
<para>
Increase the maximum configurable <acronym>WAL</> size to 1
gigabyte (Beena Emerson)
Increase the maximum configurable <acronym>WAL</> segment size
to one gigabyte (Beena Emerson)
</para>
<para>
Larger <acronym>WAL</> segment sizes allows for fewer
<xref linkend="guc-archive-command"> invocations and fewer
<acronym>WAL</> files to manage.
</para>
</listitem>
...
...
@@ -1569,6 +1540,19 @@
<itemizedlist>
<listitem>
<!--
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
2017-03-08 [fcec6caaf] Support XMLTABLE query expression
-->
<para>
Add <link
linkend="functions-xml-processing-xmltable"><function>XMLTABLE</></>
function that converts <type>XML</>-formatted data into a row set
(Pavel Stehule, Álvaro Herrera)
</para>
</listitem>
<listitem>
<!--
Author: Tom Lane <tgl@sss.pgh.pa.us>
...
...
@@ -1821,6 +1805,22 @@
<itemizedlist>
<listitem>
<!--
Author: Andrew Dunstan <andrew@dunslane.net>
2017-03-31 [e306df7f9] Full Text Search support for <type>JSON</> and <type>JSONB</>
-->
<para>
Add full text search support for <type>JSON</> and <type>JSONB</>
(Dmitry Dolgov)
</para>
<para>
This is accessed via <function>ts_headline()</> and
<function>to_tsvector</>.
</para>
</listitem>
<listitem>
<!--
Author: Stephen Frost <sfrost@snowman.net>
...
...
@@ -1937,23 +1937,6 @@
</para>
</listitem>
<listitem>
<!--
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
2017-03-08 [fcec6caaf] Support XMLTABLE query expression
-->
<para>
Add support for converting <type>XML</>-formatted data into a row
set (Pavel Stehule, Álvaro Herrera)
</para>
<para>
This is done by referencing the new <link
linkend="functions-xml-processing-xmltable"><function>XMLTABLE</></>
function.
</para>
</listitem>
<listitem>
<!--
Author: Magnus Hagander <magnus@hagander.net>
...
...
@@ -2572,7 +2555,7 @@
</para>
<para>
Also add <option>-nosync</> option to disable fsync.
Also add <option>-
-
nosync</> option to disable fsync.
</para>
</listitem>
...
...
@@ -2617,7 +2600,7 @@
2016-10-19 [0be22457d] pg_ctl: Add long options for -w and -W
-->
<para>
Add log options for <application>pg_ctl</> wait (<option>--wait</>)
Add lo
n
g options for <application>pg_ctl</> wait (<option>--wait</>)
and no-wait (<option>--no-wait</>) (Vik Fearing)
</para>
</listitem>
...
...
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