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<listitem>
<para>
- Query language enhancements including <literal>RETURNING</literal>
- values, multi-<literal>VALUES</literal>, support, and
- self-joins for <command>DELETE</command>
+ Query language enhancements including <literal>RETURNING</literal>
+ values, multi-<literal>VALUES</literal>, support, and
+ self-joins for <command>DELETE</command>
</para>
</listitem>
<listitem>
<para>
- Set <varname>escape_string_warning</> to <literal>on</> by
- default (Bruce)
+ Set <link
+ linkend="guc-escape-string-warning"><varname>escape_string_warning</></link>
+ to <literal>on</> by default (Bruce)
</para>
<para>
- This issues a warning if backslash escapes are used in
- non-escape (non-<literal>E''</>) strings.
+ This issues a warning if backslash escapes are used in
+ <link linkend="sql-syntax-strings">non-escape (non-<literal>E''</>)
+ strings</link>.
</para>
</listitem>
<listitem>
<para>
- Change the row constructor syntax (<literal>ROW(...)</>)
- so that list elements <literal>foo.*</> will be expanded
- to a list of their member fields, rather than creating a
- nested rowtype field as formerly (Tom)
+ Change the <link linkend="sql-syntax-row-constructors">row
+ constructor syntax</link> (<literal>ROW(...)</>) so that
+ list elements <literal>foo.*</> will be expanded to a list
+ of their member fields, rather than creating a nested
+ rowtype field as formerly (Tom)
</para>
<para>
- The new behavior is substantially more useful since it
- allows, for example, triggers to check for data changes
- with <literal>IF row(new.*) IS DISTINCT FROM row(old.*)</>.
- The old behavior is still available by omitting <literal>.*</>.
+ The new behavior is substantially more useful since it
+ allows, for example, triggers to check for data changes
+ with <literal>IF row(new.*) IS DISTINCT FROM row(old.*)</>.
+ The old behavior is still available by omitting <literal>.*</>.
</para>
</listitem>
<listitem>
<para>
- Make row comparisons follow <acronym>SQL</> standard
- semantics and allow them to be used in index scans (Tom)
+ Make <link linkend="row-wise-comparison">row comparisons</link>
+ follow <acronym>SQL</> standard semantics and allow them
+ to be used in index scans (Tom)
</para>
<para>
<listitem>
<para>
- Have <command>SET CONSTRAINT</> affect only one constraint
- (Kris Jurka)
+ Have <link linkend="SQL-SET-CONSTRAINTS"><command>SET
+ CONSTRAINT</></link> affect only one constraint (Kris Jurka)
</para>
<para>
<listitem>
<para>
- Change array concatenation to match documented behavior
- (Tom)
+ Change <link linkend="functions-array">array concatenation</link>
+ to match documented behavior (Tom)
</para>
<para>
<listitem>
<para>
- Make command-line options of <application>postmaster</> and
- <application>postgres</> identical (Peter)
+ Make command-line options of <application>postmaster</>
+ and <link linkend="app-postgres"><application>postgres</></link>
+ identical (Peter)
</para>
<para>
<listitem>
<para>
- Change <varname>log_duration</> to output even if the query
- is not output (Tom)
+ Change <link
+ linkend="guc-log-duration"><varname>log_duration</></link>
+ to output even if the query is not output (Tom)
</para>
<para>
<listitem>
<para>
- Have <function>to_char(time)</> and <function>to_char(interval)</>
- treat <literal>'HH'</> and <literal>'HH12'</> as 12-hour
- intervals.
+ Have <link
+ linkend="functions-formatting"><function>to_char(time)</></link>
+ and <link
+ linkend="functions-formatting"><function>to_char(interval)</></link>
+ treat <literal>'HH'</> and <literal>'HH12'</> as 12-hour
+ intervals.
</para>
<para>
<listitem>
<para>
- Zero unmasked bits in conversion from <type>INET</> to
- <type>CIDR</> (Tom)
+ Zero unmasked bits in conversion from <link
+ linkend="datatype-inet"><type>INET</></link> to <link
+ linkend="datatype-inet"><type>CIDR</></link> (Tom)
</para>
</listitem>
</para>
<para>
- This may eliminate the need to set unrealistically small
- values of <varname>random_page_cost</>. If you have been
- using a very small <varname>random_page_cost</>, please
- recheck your test cases.
+ This may eliminate the need to set unrealistically small
+ values of <link
+ linkend="guc-random-page-cost"><varname>random_page_cost</></link>.
+ If you have been using a very small <varname>random_page_cost</>,
+ please recheck your test cases.
</para>
</listitem>
<listitem>
<para>
- Change <application>libpq</> <function>PQdsplen()</> to
- return a useful value (Martijn van Oosterhout)
+ Change <link linkend="libpq"><application>libpq</></link>
+ <function>PQdsplen()</> to return a useful value (Martijn
+ van Oosterhout)
</para>
</listitem>
<listitem>
<para>
- Change <application>libpq</> <function>PQgetssl()</> to
- return a <literal>void *</>, rather than <literal>SSL *</>
- (Martijn van Oosterhout)
+ Change <link linkend="libpq"><application>libpq</></link>
+ <function>PQgetssl()</> to return a <literal>void *</>,
+ rather than <literal>SSL *</> (Martijn van Oosterhout)
</para>
<para>
<listitem>
<para>
- Improve efficiency of <literal>IN</> (list-of-expressions)
- clauses (Tom)
+ Improve efficiency of <link
+ linkend="functions-comparisons"><literal>IN</>
+ (list-of-expressions)</link> clauses (Tom)
</para>
</listitem>
<listitem>
<para>
- Increase default values for <varname>shared_buffers</> and
- <varname>max_fsm_pages</> (Andrew)
+ Increase default values for <link
+ linkend="guc-shared-buffers"><varname>shared_buffers</></link>
+ and <link
+ linkend="guc-max-fsm-pages"><varname>max_fsm_pages</></link>
+ (Andrew)
</para>
</listitem>
<listitem>
<para>
- Add <literal>FILLFACTOR</> to table and index creation
- (ITAGAKI Takahiro)
+ Add <literal>FILLFACTOR</> to <link
+ linkend="SQL-CREATETABLE">table</> and <link
+ linkend="SQL-CREATEINDEX">index</> creation (ITAGAKI
+ Takahiro)
</para>
<para>
<listitem>
<para>
- Allow the planner to reorder outer joins in some circumstances
- (Tom)
+ Allow the planner to reorder <link linkend="queries-join">outer
+ joins</> in some circumstances (Tom)
</para>
<para>
<listitem>
<para>
- Improve the optimizer statistics used by <literal>LIKE</>,
- <literal>ILIKE</>, and regular expression operations (Tom)
+ Improve the optimizer statistics used by <link
+ linkend="functions-like"><literal>LIKE</></link>, <link
+ linkend="functions-like"><literal>ILIKE</></link>, and
+ <link linkend="functions-posix-regexp">regular expression
+ operations</link> (Tom)
</para>
</listitem>
<listitem>
<para>
- Improve planning of joins to inherited tables and <literal>UNION
- ALL</> views (Tom)
+ Improve planning of joins to <link linkend="ddl-inherit">inherited
+ tables</> and <link linkend="queries-union"><literal>UNION
+ ALL</></link> views (Tom)
</para>
</listitem>
<listitem>
<para>
- Allow constraint exclusion to be applied to inherited
- <command>UPDATE</> and <command>DELETE</> queries (Tom)
+ Allow <link linkend="guc-constraint-exclusion">constraint
+ exclusion</> to be applied to <link
+ linkend="ddl-inherit">inherited</> <command>UPDATE</> and
+ <command>DELETE</> queries (Tom)
</para>
<para>
<listitem>
<para>
- Improve multicolumn <acronym>GiST</> indexing (Oleg, Teodor)
+ Improve multicolumn <link linkend="GiST"><acronym>GiST</></link>
+ indexing (Oleg, Teodor)
</para>
</listitem>
<listitem>
<para>
- <acronym>GiST</> indexes now are clusterable (Teodor)
+ <link linkend="GiST"><acronym>GiST</></link> indexes now
+ are clusterable (Teodor)
</para>
</listitem>
</para>
<para>
- This is valuable for keeping continuous archiving servers
- in sync with the master. xlog file switching also happens
- automatically during <function>pg_stop_backup()</>. This
- ensures that continuous archiving servers have all xlog
- files needed for recovery.
+ This is valuable for keeping continuous archiving servers
+ in sync with the master. xlog file switching also happens
+ automatically during <link
+ linkend="functions-admin"><function>pg_stop_backup()</></link>.
+ This ensures that continuous archiving servers have all
+ xlog files needed for recovery.
</para>
</listitem>
</para>
<para>
- Add functions for interrogating the current xlog insertion
- point and determining <acronym>WAL</> filenames from the
- hex <acronym>WAL</> locations displayed by
- <function>pg_stop_backup()</> and friends.
+ Add functions for interrogating the current xlog insertion
+ point and determining <acronym>WAL</> filenames from the
+ hex <acronym>WAL</> locations displayed by <link
+ linkend="functions-admin"><function>pg_stop_backup()</></link>
+ and friends.
</para>
</listitem>
<listitem>
<para>
- Add <varname>archive_timeout</> to force xlog file switches
- at a given interval (Simon)
+ Add <link
+ linkend="guc-archive-timeout"><varname>archive_timeout</></link>
+ to force xlog file switches at a given interval (Simon)
</para>
<para>
<listitem>
<para>
- Add native <acronym>LDAP</> authentication (Magnus Hagander)
+ Add native <link linkend="auth-ldap"><acronym>LDAP</></link>
+ authentication (Magnus Hagander)
</para>
<para>
<listitem>
<para>
- Add <literal>GRANT CONNECT ON DATABASE</>, to be used in
- addition to <filename>pg_hba.conf</> (Gevik Babakhani)
+ Add <link linkend="sql-grant-description-objects"><literal>GRANT
+ CONNECT ON DATABASE</></link>, to be used in addition to
+ <link linkend="auth-pg-hba-conf"><filename>pg_hba.conf</></link>
+ (Gevik Babakhani)
</para>
<para>
<listitem>
<para>
- Add support for <acronym>SSL</> Certificate Revocation List
- (<acronym>CRL</>) files, <filename>root.crl</> (Libor
- Hohoš)
+ Add support for <link linkend="ssl-tcp"><acronym>SSL</>
+ Certificate Revocation List</link> (<acronym>CRL</>) files,
+ <filename>root.crl</> (Libor Hohoš)
</para>
<para>
</para>
<para>
- <literal>pg_stat_activity</> now shows autovacuum activity.
+ <link
+ linkend="monitoring-stats-views-table"><literal>pg_stat_activity</></link>
+ now shows autovacuum activity.
</para>
</listitem>
</para>
<para>
- These values now appear in the <literal>pg_stat_*_tables</>
- system views, and are used by autovacuum. ?
+ These values now appear in the <link
+ linkend="monitoring-stats-views-table"><literal>pg_stat_*_tables</></link>
+ system views, and are used by autovacuum. ?
</para>
</listitem>
<listitem>
<para>
- Improve performance of statistics monitoring, especially
- <varname>stats_command_string</> (Tom, Bruce)
+ Improve performance of statistics monitoring, especially
+ <link
+ linkend="guc-stats-command-string"><varname>stats_command_string</></link>
+ (Tom, Bruce)
</para>
<para>
- This release enables <varname>stats_command_string</> by
- default, now that its overhead is minimal. This means
- <literal>pg_stat_activity</> will now show all active queries
- by default.
+ This release enables <varname>stats_command_string</> by
+ default, now that its overhead is minimal. This means
+ <link
+ linkend="monitoring-stats-views-table"><literal>pg_stat_activity</></link>
+ will now show all active queries by default.
</para>
</listitem>
<listitem>
<para>
- Add a <literal>waiting</> column to <literal>pg_stat_activity</>
- (Tom)
+ Add a <literal>waiting</> column to <link
+ linkend="monitoring-stats-views-table"><literal>pg_stat_activity</></link>
+ (Tom)
</para>
<para>
<listitem>
<para>
- Add <acronym>GUC</> variable <varname>update_process_title</> to
- control whether the <application>ps</> display is updated
- for every command, default to <literal>on</> (Bruce)
+ Add <acronym>GUC</> variable <link
+ linkend="guc-update-process-title"><varname>update_process_title</></link>
+ to control whether the <application>ps</> display is updated
+ for every command, default to <literal>on</> (Bruce)
</para>
</listitem>
</para>
<para>
- You can now set <varname>shared_buffer</> to <literal>32000kB</>,
- for example.
+ For example, you can now set <link
+ linkend="guc-shared-buffers"><varname>shared_buffer</></link>
+ to <literal>32000kB</>.
</para>
</listitem>
<listitem>
<para>
- Add support for include directives in <filename>postgresql.conf</>
- (Joachim Wieland)
+ Add support for <link linkend="config-setting">include
+ directives</> in <filename>postgresql.conf</> (Joachim
+ Wieland)
</para>
</listitem>
<listitem>
<para>
- Add <command>INSERT</>/<command>UPDATE</>/<command>DELETE</>
- <literal>RETURNING</> (Jonah Harris, Tom)
+ Add <link linkend="SQL-INSERT"><command>INSERT</></link>/<link
+ linkend="SQL-UPDATE"><command>UPDATE</></link>/<link
+ linkend="SQL-DELETE"><command>DELETE</></link>
+ <literal>RETURNING</> (Jonah Harris, Tom)
</para>
<para>
<listitem>
<para>
- Add support for multiple-row <literal>VALUES</> clauses as
- part of <command>INSERT</> and <command>SELECT</> statements,
- per SQL standard (Joe, Tom)
+ Add support for multiple-row <link
+ linkend="queries-values"><literal>VALUES</></link> clauses
+ as part of <command>INSERT</> and <command>SELECT</>
+ statements, per SQL standard (Joe, Tom)
</para>
<para>
<listitem>
<para>
- Allow <command>UPDATE</> and <command>DELETE</> to use an
- alias for the target table (Atsushi Ogawa)
+ Allow <link linkend="SQL-UPDATE"><command>UPDATE</></link>
+ and <link linkend="SQL-DELETE"><command>DELETE</></link>
+ to use an alias for the target table (Atsushi Ogawa)
</para>
<para>
<listitem>
<para>
- Allow <command>UPDATE</> to set multiple columns with a
- list of values (Susanne Ebrecht)
+ Allow <link linkend="SQL-UPDATE"><command>UPDATE</></link>
+ to set multiple columns with a list of values (Susanne
+ Ebrecht)
</para>
<para>
<listitem>
<para>
- Add <literal>CASCADE</> option to <command>TRUNCATE</>
- (Joachim Wieland)
+ Add <link linkend="SQL-TRUNCATE"><literal>CASCADE</></link>
+ option to <command>TRUNCATE</> (Joachim Wieland)
</para>
<para>
<listitem>
<para>
- Support <literal>FOR UPDATE</> and <literal>FOR SHARE</>
- in the same command (Tom)
+ Support <literal>FOR UPDATE</> and <literal>FOR SHARE</>
+ in the same <link linkend="SQL-INSERT"><literal>SELECT</></link>
+ command (Tom)
</para>
</listitem>
<listitem>
<para>
- Add <literal>IS NOT DISTINCT FROM</> (Pavel Stehule)
+ Add <link linkend="functions-comparisons"><literal>IS NOT
+ DISTINCT FROM</></link> (Pavel Stehule)
</para>
<para>
<listitem>
<para>
- Improve the length output used by
- <literal>UNION</>/<literal>INTERSECT</>/<literal>EXCEPT</>
- (Tom)
+ Improve the length output used by <link
+ linkend="queries-union"><literal>UNION</></link>/<literal>INTERSECT</>/<literal>EXCEPT</>
+ (Tom)
</para>
<para>
<listitem>
<para>
- Allow <literal>ILIKE</> to work for multi-byte encodings
- (Tom)
+ Allow <link linkend="functions-like"><literal>ILIKE</></link>
+ to work for multi-byte encodings (Tom)
</para>
<para>
<listitem>
<para>
- Enable <varname>standard_conforming_strings</> to be turned
- <literal>on</> (Kevin Grittner)
+ Enable <link
+ linkend="guc-standard-conforming-strings"><varname>standard_conforming_strings</></link>
+ to be turned <literal>on</> (Kevin Grittner)
</para>
<para>
<listitem>
<para>
- Add system view <literal>pg_prepared_statements</> to show
- prepared statements (Joachim Wieland, Neil)
+ Add system view <link
+ linkend="view-pg-prepared-statements"><literal>pg_prepared_statements</></link>
+ to show prepared statements (Joachim Wieland, Neil)
</para>
</listitem>
<listitem>
<para>
- Add system view <literal>pg_cursors</> to show open cursors
- (Joachim Wieland, Neil)
+ Add system view <link
+ linkend="view-pg-cursors"><literal>pg_cursors</></link> to
+ show open cursors (Joachim Wieland, Neil)
</para>
<para>
<listitem>
<para>
- Support portal parameters in <command>EXPLAIN</> and
- <command>EXECUTE</> (Tom)
+ Support portal parameters in <link
+ linkend="SQL-EXPLAIN"><command>EXPLAIN</></link> and <link
+ linkend="SQL-EXECUTE"><command>EXECUTE</></link> (Tom)
</para>
<para>
<listitem>
<para>
- If <acronym>SQL</>-level <command>PREPARE</> parameters
- are unspecified, infer their types from the context of the
- query (Neil)
+ If <acronym>SQL</>-level <link
+ linkend="SQL-PREPARE"><command>PREPARE</></link> parameters
+ are unspecified, infer their types from the context of the
+ query (Neil)
</para>
<para>
<listitem>
<para>
- Add <literal>TABLESPACE</> clause to <command>CREATE TABLE
- AS</> (Neil)
+ Add <literal>TABLESPACE</> clause to <link
+ linkend="SQL-CREATETABLEAS"><command>CREATE TABLE AS</></link>
+ (Neil)
</para>
<para>
<listitem>
<para>
- Add <literal>ON COMMIT</> clause to <command>CREATE TABLE
- AS</> (Neil)
+ Add <literal>ON COMMIT</> clause to <link
+ linkend="SQL-CREATETABLEAS"><command>CREATE TABLE AS</></link>
+ (Neil)
</para>
<para>
<listitem>
<para>
- Add <literal>INCLUDING CONSTRAINTS</> to <command>CREATE
- TABLE LIKE</> (Greg Stark)
+ Add <literal>INCLUDING CONSTRAINTS</> to <link
+ linkend="SQL-CREATETABLE"><command>CREATE TABLE LIKE</></link>
+ (Greg Stark)
</para>
<para>
<listitem>
<para>
- Allow the creation of placeholder (shell) types (Martijn van
- Oosterhout)
+ Allow the creation of placeholder (shell) <link
+ linkend="SQL-CREATETYPE">types</link> (Martijn van Oosterhout)
</para>
<para>
<listitem>
<para>
- Add new aggregate creation syntax (Tom)
+ Add new aggregate creation <link
+ linkend="SQL-CREATEAGGREGATE">syntax</> (Tom)
</para>
<para>
<listitem>
<para>
- Aggregate functions now support multiple input parameters
- (Sergey Koposov, Tom)
+ <link linkend="SQL-CREATEAGGREGATE">Aggregate functions</>
+ now support multiple input parameters (Sergey Koposov, Tom)
</para>
</listitem>
<listitem>
<para>
- Add <command>CREATE</>/<command>ALTER ROLE PASSWORD NULL</>,
- which removes the role's password (Peter)
+ Add <command>CREATE</>/<command>ALTER <link
+ linkend="SQL-CREATEROLE">ROLE PASSWORD NULL</link></>,
+ which removes the role's password (Peter)
</para>
</listitem>
<listitem>
<para>
- Add <literal>DROP OWNED</> to drop all objects owned by a
- role (Alvaro)
+ Add <link linkend="SQL-DROP-OWNED"><literal>DROP OWNED</></link>
+ to drop all objects owned by a role (Alvaro)
</para>
</listitem>
<listitem>
<para>
- Add <literal>REASSIGN OWNED</> to reassign ownership of
- all objects owned by a role (Alvaro)
+ Add <link linkend="SQL-REASSIGN-OWNED"><literal>REASSIGN
+ OWNED</></link> to reassign ownership of all objects owned
+ by a role (Alvaro)
</para>
<para>
<listitem>
<para>
- Add <command>GRANT ON SEQUENCE</> syntax (Bruce)
+ Add <link linkend="SQL-GRANT"><command>GRANT ON SEQUENCE</></link>
+ syntax (Bruce)
</para>
<para>
<listitem>
<para>
- Add <literal>USAGE</> permission for sequences that allows
- only <function>currval()</> and <function>nextval()</>,
- not <function>setval()</> (Bruce)
+ Add <link linkend="SQL-GRANT"><literal>USAGE</></link>
+ permission for sequences that allows only <function>currval()</>
+ and <function>nextval()</>, not <function>setval()</>
+ (Bruce)
</para>
<para>
<listitem>
<para>
- Add <literal>ALTER TABLE ... [ NO ] INHERIT</> (Greg Stark)
+ Add <link linkend="SQL-ALTERTABLE"><literal>ALTER TABLE
+ ... [ NO ] INHERIT</></link> (Greg Stark)
</para>
<para>
<listitem>
<para>
- Allow comments on global objects to be stored globally
- (Kris Jurka)
+ Allow <link linkend="SQL-COMMENT">comments</> on global
+ objects to be stored globally (Kris Jurka)
</para>
<para>
</para>
<para>
- The new syntax is <command>CREATE INDEX CONCURRENTLY</>.
- The default behavior is still to block table modification
- while a index is being created.
+ The new syntax is <link linkend="SQL-CREATEINDEX"><command>CREATE
+ INDEX CONCURRENTLY</></link>. The default behavior is
+ still to block table modification while a index is being
+ created.
</para>
</listitem>
<listitem>
<para>
- Provide advisory locking functionality (Abhijit Menon-Sen, Tom)
+ Provide <link linkend="functions-advisory-locks">advisory
+ locking</> functionality (Abhijit Menon-Sen, Tom)
</para>
<para>
<listitem>
<para>
- Allow <command>COPY</> to dump a <command>SELECT</> query
- (Zoltan Boszormenyi, Karel Zak)
+ Allow <link linkend="SQL-COPY"><command>COPY</></link> to
+ dump a <command>SELECT</> query (Zoltan Boszormenyi, Karel
+ Zak)
</para>
<para>
<listitem>
<para>
- Have the <command>COPY</> command return a command tag that
- includes the number of rows copied (Volkan YAZICI)
+ Have the <link linkend="SQL-COPY"><command>COPY</></link>
+ command return a command tag that includes the number of
+ rows copied (Volkan YAZICI)
</para>
</listitem>
<listitem>
<para>
- Allow <command>VACUUM</> to expire rows without being affected
- by other concurrent <command>VACUUM</> operations (Hannu
- Krossing, Alvaro, Tom)
+ Allow <link linkend="SQL-VACUUM"><command>VACUUM</></link>
+ to expire rows without being affected by other concurrent
+ <command>VACUUM</> operations (Hannu Krossing, Alvaro, Tom)
</para>
</listitem>
<listitem>
<para>
- Have <application>initdb</> detect the operating system
- locale and set the default <varname>DateStyle</> accordingly
- (Peter)
+ Have <link linkend="APP-INITDB"><application>initdb</></link>
+ detect the operating system locale and set the default
+ <varname>DateStyle</> accordingly (Peter)
</para>
<para>
<listitem>
<para>
- Avoid extra scan of tables without indexes during <command>VACUUM</>
- (Greg Stark)
+ Avoid extra scan of tables without indexes during <link
+ linkend="SQL-VACUUM"><command>VACUUM</></link> (Greg Stark)
</para>
</listitem>
<listitem>
<para>
- Allow full timezone names in <type>timestamp</> values
- (Joachim Wieland)
+ Allow full timezone names in <link
+ linkend="datatype-datetime"><type>timestamp</></link> values
+ (Joachim Wieland)
</para>
<para>
</para>
<para>
- The file name is controlled by the GUC variable
- <varname>timezone_abbreviations</>.
+ The file name is controlled by the GUC variable <link
+ linkend="guc-timezone-abbreviations"><varname>timezone_abbreviations</></link>.
</para>
</listitem>
<listitem>
<para>
- Add <varname>pg_timezone_abbrevs</> and <varname>pg_timezone_names</>
- views to show supported timezones (Magnus Hagander)
+ Add <link
+ linkend="view-pg-timezone-abbrevs"><varname>pg_timezone_abbrevs</></link>
+ and <link
+ linkend="view-pg-timezone-names"><varname>pg_timezone_names</></link>
+ views to show supported timezones (Magnus Hagander)
</para>
</listitem>
<listitem>
<para>
- Add <function>clock_timestamp()</>,
- <function>statement_timestamp()</>, and
- <function>transaction_timestamp()</> (Bruce)
+ Add <link
+ linkend="functions-datetime-table"><function>clock_timestamp()</></link>,
+ <link
+ linkend="functions-datetime-table"><function>statement_timestamp()</></link>,
+ and <link
+ linkend="functions-datetime-table"><function>transaction_timestamp()</></link>
+ (Bruce)
</para>
<para>
<listitem>
<para>
- Allow <function>to_char()</> to print localized month and
- day names (Euler Taveira de Oliveira)
+ Allow <link
+ linkend="functions-formatting"><function>to_char()</></link>
+ to print localized month and day names (Euler Taveira de
+ Oliveira)
</para>
</listitem>
<listitem>
<para>
- Allow <function>to_char(time)</> and <function>to_char(interval)</>
- to output <acronym>AM</>/<acronym>PM</> specifications
- (Bruce)
+ Allow <link
+ linkend="functions-formatting"><function>to_char(time)</></link>
+ and <link
+ linkend="functions-formatting"><function>to_char(interval)</></link>
+ to output <acronym>AM</>/<acronym>PM</> specifications
+ (Bruce)
</para>
<para>
<listitem>
<para>
- Add new function <function>justify_interval()</> to adjust
- interval units (Mark Dilger)
+ Add new function <link
+ linkend="functions-datetime-table"><function>justify_interval()</></link>
+ to adjust interval units (Mark Dilger)
</para>
</listitem>
<listitem>
<para>
- New operators for array-subset comparisons (<literal>@></>,
- <literal><@</>, <literal>&&</>) (Teodor, Tom)
+ New <link linkend="functions-geometry-op-table">operators</>
+ for array-subset comparisons (<literal>@></>,
+ <literal><@</>, <literal>&&</>) (Teodor, Tom)
</para>
<para>
<listitem>
<para>
- Add convenient arithmetic operations on <type>INET</>/<type>CIDR</>
- values (Stephen R. van den Berg)
+ Add convenient arithmetic <link
+ linkend="cidr-inet-operators-table">operations</> on
+ <type>INET</>/<type>CIDR</> values (Stephen R. van den
+ Berg)
</para>
<para>
<listitem>
<para>
- Add new aggregate functions from SQL2003 (Neil)
+ Add new aggregate <link
+ linkend="functions-aggregate-statistics-table">functions</>
+ from SQL2003 (Neil)
</para>
<para>
<listitem>
<para>
- Add SQL2003-standard statistical aggregates (Sergey Koposov)
+ Add SQL2003-standard statistical <link
+ linkend="functions-aggregate-statistics-table">aggregates</link>
+ (Sergey Koposov)
</para>
<para>
<listitem>
<para>
- Allow domains to be created using other domains (Tom)
+ Allow <link linkend="SQL-CREATEDOMAIN">domains</> to be
+ created using other domains (Tom)
</para>
</listitem>
<listitem>
<para>
- Properly enforce domain <literal>CHECK</literal> constraints
- everywhere (Neil, Tom)
+ Properly enforce domain <link
+ linkend="ddl-constraints"><literal>CHECK</></link> constraints
+ everywhere (Neil, Tom)
</para>
<para>
<listitem>
<para>
- Fix problems with dumping renamed <type>SERIAL</> columns
- (Tom)
+ Fix problems with dumping renamed <link
+ linkend="datatype-serial"><type>SERIAL</></link> columns
+ (Tom)
</para>
<para>
- The fix is to dump a <type>SERIAL</> column by explicitly
- specifying its <literal>DEFAULT</> and sequence elements,
- and reconstructing the <type>SERIAL</> column on reload
- using a new <command>ALTER SEQUENCE OWNED BY</> command.
- This also allows dropping a <type>SERIAL</> column
- specification.
+ The fix is to dump a <type>SERIAL</> column by explicitly
+ specifying its <literal>DEFAULT</> and sequence elements,
+ and reconstructing the <type>SERIAL</> column on reload
+ using a new <link linkend="SQL-ALTERSEQUENCE"><command>ALTER
+ SEQUENCE OWNED BY</></link> command. This also allows
+ dropping a <type>SERIAL</> column specification.
</para>
</listitem>
<listitem>
<para>
- Add a server-side sleep function <function>pg_sleep()</>
- (Joachim Wieland)
+ Add a server-side sleep function <link
+ linkend="functions-datetime-delay"><function>pg_sleep()</></link>
+ (Joachim Wieland)
</para>
</listitem>
<listitem>
<para>
- Add all comparison operators for the <type>tid</> (tuple id)
- data type (Mark Kirkwood, Greg Stark, Tom)
+ Add all comparison operators for the <link
+ linkend="datatype-oid"><type>tid</></link> (tuple id) data
+ type (Mark Kirkwood, Greg Stark, Tom)
</para>
</listitem>
<listitem>
<para>
- Add <literal>STRICT</> to <command>SELECT INTO</> (Matt
- Miller)
+ Add <literal>STRICT</> to <link
+ linkend="plpgsql-statements-sql-onerow"><command>SELECT
+ INTO</></link> (Matt Miller)
</para>
<para>
<listitem>
<para>
- Honor <varname>check_function_bodies</> (Tom)
+ Honor <link
+ linkend="guc-check-function-bodies"><varname>check_function_bodies</></link>
+ (Tom)
</para>
</listitem>
</sect3>
<sect3>
- <title><application>psql</> Changes</title>
+ <title><link linkend="APP-PSQL"><application>psql</></link> Changes</title>
<itemizedlist>
<listitem>
</sect3>
<sect3>
- <title><application>pg_dump</> Changes</title>
+ <title><link linkend="APP-PGDUMP"><application>pg_dump</></link> Changes</title>
<itemizedlist>
<listitem>
<listitem>
<para>
- Add <application>pg_restore</> <literal>-X
- no-data-for-failed-tables</> option to suppress loading
- data if table creation failed (the table already exists)
- (Martin Pitt)
+ Add <link linkend="APP-PGRESTORE"><application>pg_restore</></link>
+ <literal>-X no-data-for-failed-tables</> option to suppress
+ loading data if table creation failed (the table already
+ exists) (Martin Pitt)
</para>
</listitem>
<listitem>
<para>
- Add <application>pg_restore</> option to run the entire
- session in a single transaction (Simon)
+ Add <link linkend="APP-PGRESTORE"><application>pg_restore</></link>
+ option to run the entire session in a single transaction
+ (Simon)
</para>
<para>
</sect3>
<sect3>
- <title><application>libpq</> Changes</title>
+ <title><link linkend="libpq"><application>libpq</></link> Changes</title>
<itemizedlist>
<listitem>
<para>
- Add <function>PQencryptPassword()</> to encrypt passwords
- (Tom)
+ Add <link
+ linkend="libpq-misc"><function>PQencryptPassword()</></link>
+ to encrypt passwords (Tom)
</para>
<para>
- This allows passwords to be sent encrypted for commands
- like <command>ALTER USER ... PASSWORD</>.
+ This allows passwords to be sent encrypted for commands
+ like <link linkend="SQL-ALTERROLE"><command>ALTER ROLE ...
+ PASSWORD</></link>.
</para>
</listitem>
<listitem>
<para>
- Add function <function>PQisthreadsafe()</> (Bruce)
+ Add function <link
+ linkend="libpq-threading"><function>PQisthreadsafe()</></link>
+ (Bruce)
</para>
<para>
<listitem>
<para>
- Add <function>PQdescribePrepared()</>,
- <function>PQdescribePortal()</>, and related functions
- return information about previously prepared statements
- and open cursors (Volkan YAZICI)
+ Add <link
+ linkend="libpq-exec-main"><function>PQdescribePrepared()</></link>,
+ <link
+ linkend="libpq-exec-main"><function>PQdescribePortal()</></link>,
+ and related functions return information about previously
+ prepared statements and open cursors (Volkan YAZICI)
</para>
</listitem>
<listitem>
<para>
- Allow <acronym>LDAP</> lookups from <filename>pg_service.conf</>
- (Laurenz Albe)
+ Allow <acronym>LDAP</> <link linkend="libpq-ldap">lookups</>
+ from <link
+ linkend="libpq-pgservice"><filename>pg_service.conf</></link>
+ (Laurenz Albe)
</para>
</listitem>
<listitem>
<para>
- Allow the <filename>.pgpass</> hostname to match the default
- socket directory, as well as a blank <literal>pghost</>
- (Bruce)
+ Allow the <link linkend="libpq-pgpass"><filename>.pgpass</></link>
+ hostname to match the default socket directory, as well as
+ a blank <literal>pghost</> (Bruce)
</para>
</listitem>
</sect3>
<sect3>
- <title><application>ecpg</> Changes</title>
+ <title><link linkend="ecpg"><application>ecpg</></link> Changes</title>
<itemizedlist>
<listitem>
<para>
- Allow <command>SHOW</> to put its result into a variable
- (Joachim Wieland)
+ Allow <link linkend="SQL-SHOW"><command>SHOW</></link> to
+ put its result into a variable (Joachim Wieland)
</para>
</listitem>
<listitem>
<para>
- Add <command>COPY TO STDOUT</> (Joachim Wieland)
+ Add <link linkend="SQL-COPY"><command>COPY TO STDOUT</></link>
+ (Joachim Wieland)
</para>
</listitem>
<listitem>
<para>
- Add <acronym>MSVC</> support for utility commands and
- <application>pg_dump </>(Hiroshi Saito)
+ Add <acronym>MSVC</> support for utility commands and <link
+ linkend="APP-PGDUMP"><application>pg_dump</></link> (Hiroshi
+ Saito)
</para>
</listitem>
<listitem>
<para>
- Add <acronym>GIN</> (Generalized Inverted iNdex) index
- access method (Teodor) ?
+ Add <link linkend="GIN"><acronym>GIN</></link> (Generalized
+ Inverted iNdex) index access method (Teodor) ?
</para>
</listitem>
</para>
<para>
- Rtree has been re-implemented using <acronym>GiST</>. Among
- other differences, this means that rtree indexes now have
- support for crash recovery via write-ahead logging (WAL).
+ Rtree has been re-implemented using <link
+ linkend="GiST"><acronym>GiST</></link>. Among other
+ differences, this means that rtree indexes now have support
+ for crash recovery via write-ahead logging (WAL).
</para>
</listitem>
</para>
<para>
- Use configure <literal>--with-libedit-preferred</>.
+ Use configure <link
+ linkend="configure"><literal>--with-libedit-preferred</></link>.
</para>
</listitem>
<listitem>
<para>
- Rename existing <acronym>GUC</> variable
- <varname>preload_libraries</> to <varname>shared_preload_libraries</>
- (Tom)
+ Rename existing <acronym>GUC</> variable
+ <varname>preload_libraries</> to <link
+ linkend="guc-shared-preload-libraries"><varname>shared_preload_libraries</></link>
+ (Tom)
</para>
</listitem>
<listitem>
<para>
- Add new GUC variable <varname>server_version_num</> (Greg Sabino
- Mullane)
+ Add new GUC variable <link
+ linkend="guc-server-version-num"><varname>server_version_num</></link>
+ (Greg Sabino Mullane)
</para>
<para>
<listitem>
<para>
- Add a <acronym>GUC</> variable <varname>seq_page_cost</>
- (Tom)
+ Add a <acronym>GUC</> variable <link
+ linkend="guc-seq-page-cost"><varname>seq_page_cost</></link>
+ (Tom)
</para>
</listitem>
<listitem>
<para>
- Re-implement the regression test script as a C program
+ Re-implement the <link linkend="regress">regression test</> script as a C program
(Magnus, Tom)
</para>
</listitem>
</para>
<para>
- New functions <function>_PG_init()</> and <function>_PG_fini()</>
+ New <link linkend="xfunc-c-dynload">functions</> <function>_PG_init()</> and <function>_PG_fini()</>
are called if the library defines such symbols. Hence we
no longer need to specify an initialization function in
<varname>shared_preload_libraries</>; we can assume that the
<listitem>
<para>
- Add <literal>PG_MODULE_MAGIC</> header block to all shared
- object files (Martijn van Oosterhout)
+ Add <link
+ linkend="xfunc-c-dynload"><literal>PG_MODULE_MAGIC</></link>
+ header block to all shared object files (Martijn van
+ Oosterhout)
</para>
<para>
<listitem>
<para>
- New <acronym>XML</> documentation section (Bruce)
+ New <link linkend="datatype-xml"><acronym>XML</></link>
+ documentation section (Bruce)
</para>
</listitem>
projects / postgresql / commitdiff