diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/release-12.sgml | 81 |
1 files changed, 36 insertions, 45 deletions
diff --git a/doc/src/sgml/release-12.sgml b/doc/src/sgml/release-12.sgml index 88bdcbdd41f..ff8937a7572 100644 --- a/doc/src/sgml/release-12.sgml +++ b/doc/src/sgml/release-12.sgml @@ -6,7 +6,7 @@ <formalpara> <title>Release date:</title> - <para>2019-??-?? AS OF 2019-05-04</para> + <para>2019-??-?? AS OF 2019-05-09</para> </formalpara> <sect2> @@ -60,9 +60,12 @@ Remove the special behavior of OID columns (Andres Freund, John Naylor) </para> <para> -Previously, a normally-invisible OID column could be specified during table creation using WITH OIDS; that ability has been removed. Columns can still be explicitly -specified as type OID. pg_dump and pg_upgrade operations on databases using WITH OIDS will need adjustment. Many system tables now have an 'oid' column that will be -expanded with SELECT * by default. +Previously, a normally-invisible OID column could be specified during table +creation using WITH OIDS; that ability has been removed. Columns can +still be explicitly specified as type OID. Operations on tables that +have columns named 'oid' (created using WITH OIDS) will need adjustment. +Many system tables now have an 'oid' column that will be expanded with +SELECT * by default. </para> </listitem> @@ -99,7 +102,8 @@ Move recovery.conf settings into postgresql.conf (Fujii Masao, Simon Riggs, Abhi </para> <para> -recovery.conf is no longer used, and recovery.signal and standby.signal are used to switch into non-primary mode. +recovery.conf is no longer used, and the server will not start if the +file exists. recovery.signal and standby.signal are now used to switch into non-primary mode. trigger_file has been renamed to promote_trigger_file. The standby_mode setting has been removed. </para> </listitem> @@ -174,6 +178,23 @@ Improve behavior and error reporting for the line data type (Emre Hasegeli) <listitem> <!-- +Author: Andrew Gierth <rhodiumtoad@postgresql.org> +2019-02-13 [02ddd4993] Change floating-point output format for improved perform +--> + +<para> +Avoid performing unnecessary rounding of REAL and DOUBLE PRECISION values (Andrew Gierth) +</para> + +<para> +This dramatically speeds up processing of floating-point values, though +trailing digits are display slightly differently. Users who wish to have output that is rounded can set +extra_float_digits=0. +</para> +</listitem> + +<listitem> +<!-- Author: Tom Lane <tgl@sss.pgh.pa.us> 2019-04-23 [c06e3550d] Don't request pretty-printed output from xmlNodeDump(). --> @@ -355,10 +376,6 @@ Author: Alvaro Herrera <alvherre@alvh.no-ip.org> <para> Allow foreign keys to reference partitioned tables (Alvaro Herrera) </para> - -<para> -LIMITATIONS? -</para> </listitem> <listitem> @@ -939,36 +956,6 @@ Improve speed in converting strings to int2/int4 integers (Andres Freund) <listitem> <!-- -Author: Andrew Gierth <rhodiumtoad@postgresql.org> -2019-02-13 [02ddd4993] Change floating-point output format for improved perform ---> - -<para> -Avoid performing unnecessary rounding of REAL and DOUBLE PRECISION values (Andrew Gierth) -</para> - -<para> -This dramatically speeds up processing of floating-point values. Users who wish to have output that is rounded can set extra_float_digits=0. -</para> -</listitem> - -<listitem> -<!-- -Author: Amit Kapila <akapila@postgresql.org> -2019-02-04 [b0eaa4c51] Avoid creation of the free space map for small heap rela ---> - -<para> -Avoid creation of the free space map files for small table (John Naylor, Amit Kapila) -</para> - -<para> -Such files are not useful. -</para> -</listitem> - -<listitem> -<!-- Author: Thomas Munro <tmunro@postgresql.org> 2018-11-07 [3fd2a7932] Provide pg_pread() and pg_pwrite() for random I/O. Author: Thomas Munro <tmunro@postgresql.org> @@ -976,7 +963,7 @@ Author: Thomas Munro <tmunro@postgresql.org> --> <para> -Use pread() and pwrite() for random I/O (Thomas Munro) +Use pread() and pwrite() for random I/O (Oskari Saarenmaa, Thomas Munro) </para> <para> @@ -1717,10 +1704,12 @@ MENTION ITS AFFECT ON ORDERING? <!-- Author: Fujii Masao <fujii@postgresql.org> 2019-04-08 [119dcfad9] Add vacuum_truncate reloption. +Author: Fujii Masao <fujii@postgresql.org> +2019-05-08 [b84dbc8eb] Add TRUNCATE parameter to VACUUM. --> <para> -Add CREATE TABLE option to prevent VACUUM from truncating trailing empty pages (Tsunakawa Takayuki) +Add VACUUM and CREATE TABLE options to prevent VACUUM from truncating trailing empty pages (Tsunakawa Takayuki) </para> <para> @@ -1910,7 +1899,7 @@ Add support for the SQL/JSON path language (Nikita Glukhov, Teodor Sigaev, Alexa </para> <para> -This allows JSON values to be selected using an SQL-standard language. +This allows execution of complex queries on JSON values using an SQL-standard language. </para> </listitem> @@ -2527,7 +2516,7 @@ Author: Andres Freund <andres@anarazel.de> --> <para> -Add CREATE ACCESS METHOD command to create new table types (Haribabu Kommi, Andres Freund, Alvaro Herrera, Dimitri Golgov) +Add CREATE ACCESS METHOD command to create new table types (Haribabu Kommi, Andres Freund, Alvaro Herrera, Dimitri Dolgov) </para> </listitem> @@ -2538,7 +2527,7 @@ Author: Andres Freund <andres@anarazel.de> --> <para> -Specify a range of oids (9000-9999) to be used for external extensions (Andres Freund) +Reserve a range of oids (9000-9999) to be used for external extensions (Andres Freund) </para> </listitem> @@ -2685,6 +2674,8 @@ Author: Etsuro Fujita <efujita@postgresql.org> 2018-12-04 [f8f6e4467] postgres_fdw: Improve cost and size estimation for aggre Author: Etsuro Fujita <efujita@postgresql.org> 2019-01-24 [fd1afdbaf] postgres_fdw: Account for tlist eval costs in estimate_p +Author: Etsuro Fujita <efujita@postgresql.org> +2019-05-09 [edbcbe277] postgres_fdw: Fix cost estimation for aggregate pushdown --> <para> @@ -2749,7 +2740,7 @@ Author: Michael Paquier <michael@paquier.xyz> --> <para> -Update unaccent rules with new new punctuation and symbols (Hugh Ranalli, Michael Paquier) +Update unaccent rules with new punctuation and symbols (Hugh Ranalli, Michael Paquier) </para> </listitem> |