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doc: update PG 14 release notes based on feedback so far

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Bruce Momjian 2021-05-10 23:56:32 -04:00
parent 1692d0c3a3
commit ff51679220
1 changed files with 62 additions and 46 deletions
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doc/src/sgml/release-14.sgml
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@ -189,16 +189,18 @@ This was already disabled by default in previous Postgres releases, and most mod
<listitem>
<!--
Author: Peter Eisentraut <peter@eisentraut.org>
2020-11-03 [2f70fdb06] Remove deprecated containment operators for built-in typ
Author: Tom Lane <tgl@sss.pgh.pa.us>
2021-03-05 [112d411fb] Remove deprecated containment operators for contrib type
-->
<para>
Remove containment operators @ and ~ from contrib modules cube, hstore, intarray, and seg (Justin Pryzby)
Remove deprecated containment operators @ and ~ for built-in geometric data types and contrib modules cube, hstore, intarray, and seg (Justin Pryzby)
</para>
<para>
The more consistent containment operators &lt;@ and @&gt; have been supported since PostgreSQL 8.2 (year 2006).
The more consistent &lt;@ and @&gt; have been recommended for many years.
</para>
</listitem>
@ -264,29 +266,27 @@ This previously was allowed but produced incorrect results.
<listitem>
<!--
Author: Thomas Munro <tmunro@postgresql.org>
2021-01-29 [514b411a2] Retire pg_standby.
Author: Joe Conway <mail@joeconway.com>
2021-03-31 [b12bd4869] Fix has_column_privilege function corner case
-->
<para>
Remove contrib program pg_standby (Justin Pryzby)
Return false for has_column_privilege() checks on non-existent or dropped columns (Joe Conway)
</para>
<para>
Previously such columns returned an invalid column error.
</para>
</listitem>
<listitem>
<!--
Author: Thomas Munro <tmunro@postgresql.org>
2020-11-03 [cd6f479e7] Add pg_depend.refobjversion.
Author: Peter Eisentraut <peter@eisentraut.org>
2020-11-03 [2f70fdb06] Remove deprecated containment operators for built-in typ
2021-01-29 [514b411a2] Retire pg_standby.
-->
<para>
Remove deprecated containment operators for built-in geometry data types (Justin Pryzby)
</para>
<para>
The more consistent &lt;@ and @&gt; have been recommended for many years.
Remove contrib program pg_standby (Justin Pryzby)
</para>
</listitem>
@ -351,21 +351,6 @@ pg_dump and pg_upgrade will warn if post-fix operators are being dumped.
</para>
</listitem>
<listitem>
<!--
Author: Michael Paquier <michael@paquier.xyz>
2020-09-16 [5423853fe] Avoid retrieval of CHECK constraints and DEFAULT exprs i
-->
<para>
Avoid retrieval of CHECK constraints and DEFAULT exprs in data-only dump (Julien Rouhaud)
</para>
<para>
IS THIS BACKWARD INCOMPATIBLE?
</para>
</listitem>
<listitem>
<!--
Author: Tom Lane <tgl@sss.pgh.pa.us>
@ -415,11 +400,11 @@ Author: Peter Eisentraut <peter@eisentraut.org>
-->
<para>
Remove password_encryption's support for boolean values, e.g. true (Peter Eisentraut)
Limit the ways password_encryption can enable md5 hashing (Peter Eisentraut)
</para>
<para>
Previous boolean values enabled md5. Now, only the md5 string does this.
Previously on/true/yes/1 values enabled md5. Now, only the string md5 does this.
</para>
</listitem>
@ -463,7 +448,7 @@ Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
-->
<para>
Improve autovacuum's analyze of partitioned tables (Yuzuko Hosoya)
Autovacuum now analyzes partitioned tables (Yuzuko Hosoya)
</para>
<para>
@ -538,7 +523,7 @@ Add long-running queries to be canceled if the client disconnects (Sergey Cherka
</para>
<para>
The server variable check_client_connection_interval allows supporting operating systems, e.g., Linux, to automatically cancel queries by disconnected clients.
The server variable client_connection_check_interval allows supporting operating systems, e.g., Linux, to automatically cancel queries by disconnected clients.
</para>
</listitem>
@ -555,6 +540,32 @@ Remove temporary files after backend crashes (Euler Taveira)
<para>
These files were previously retained for debugging purposes; deletion can be disabled with remove_temp_files_after_crash.
</para>
</listitem>
<listitem>
<!--
Author: Peter Geoghegan <pg@bowt.ie>
2021-04-07 [3c3b8a4b2] Truncate line pointer array during VACUUM.
-->
<para>
Deallocate space reserved by trailing unused heap line pointers (Matthias van de Meent, Peter Geoghegan)
</para>
</listitem>
<listitem>
<!--
Author: Noah Misch <noah@leadboat.com>
2021-03-30 [0ff8bbdee] Accept slightly-filled pages for tuples larger than fill
-->
<para>
Allow wide tuples to be always added to almost-empty heap pages (John Naylor, Floris van Nee)
</para>
<para>
Previously tuples whose insertion would have exceeded the page's fill factor were instead added to new pages.
</para>
</listitem>
</itemizedlist>
@ -616,7 +627,7 @@ Remove expired btree index entries to prevent page splits (Peter Geoghegan)
</para>
<para>
This is particularly helpful for reducing index bloat on tables that frequently update indexed columns.
This is particularly helpful for reducing index bloat on tables whose indexed columns are frequently updated.
</para>
</listitem>
@ -757,7 +768,7 @@ Author: David Rowley <drowley@postgresql.org>
-->
<para>
Add executor method to cache results from the inner-side of joins (David Rowley)
Add executor method to cache results from the inner-side of nested loop joins (David Rowley)
</para>
<para>
@ -772,7 +783,7 @@ Author: Etsuro Fujita <efujita@postgresql.org>
-->
<para>
Allow multiple foreign table scans to be run in parallel (Robert Haas, Kyotaro Horiguchi, Thomas Munro, Etsuro Fujita)
Allow a query referencing multiple foreign tables to perform foreign table scans in parallel (Robert Haas, Kyotaro Horiguchi, Thomas Munro, Etsuro Fujita)
</para>
<para>
@ -817,7 +828,7 @@ Author: David Rowley <drowley@postgresql.org>
-->
<para>
Improve the performance of parallel sequential scans (Thomas Munro, David Rowley)
Improve the I/O performance of parallel sequential scans (Thomas Munro, David Rowley)
</para>
<para>
@ -913,6 +924,10 @@ Author: Bruce Momjian <bruce@momjian.us>
<para>
If server variable compute_query_id is enabled, display the hash in pg_stat_activity, EXPLAIN VERBOSE, csvlog, and optionally in log_line_prefix (Julien Rouhaud)
</para>
<para>
A query id computed by an extension will also be displayed.
</para>
</listitem>
<listitem>
@ -1066,7 +1081,6 @@ Add system view pg_stat_replication_slots to report replication slot activity (S
<para>
Function pg_stat_reset_replication_slot() resets slot statistics.
THIS IS LOGICAL ONLY, BUT NO "LOGICAL" IN THE NAME? IS "ACTIVITY" THE RIGHT WORD?
</para>
</listitem>
@ -1136,7 +1150,7 @@ Author: Andrew Dunstan <andrew@dunslane.net>
-->
<para>
Allow more than the common name (CN) to be matched for client certificate authentication (Andrew Dunstan)
Allow the certificate's distinguished name (DN) to be matched for client certificate authentication (Andrew Dunstan)
</para>
<para>
@ -1415,7 +1429,9 @@ Allow file system sync at the start of crash recovery on Linux (Thomas Munro)
</para>
<para>
This allows for faster recovery on systems with many database files and is enabled via recovery_init_sync_method,
By default, Postgres opens and fsyncs every data file at the start of crash recovery.
This new setting, recovery_init_sync_method=syncfs, instead syncs each filesystem used by the database cluster.
This allows for faster recovery on systems with many database files.
</para>
</listitem>
@ -2274,7 +2290,7 @@ Author: David Rowley <drowley@postgresql.org>
-->
<para>
Allow efficient retrieval of heap rows via tid (Edmund Horner, David Rowley)
Allow efficient heap scanning of a range of tids (Edmund Horner, David Rowley)
</para>
<para>
@ -2466,7 +2482,7 @@ Author: Tom Lane <tgl@sss.pgh.pa.us>
-->
<para>
Make built-in type coercion functions as leakproof where possible (Tom Lane)
Mark built-in type coercion functions as leakproof where possible (Tom Lane)
</para>
<para>
@ -2711,11 +2727,11 @@ Author: Tom Lane <tgl@sss.pgh.pa.us>
-->
<para>
When using \e in psql, if the buffer is not modified by the editor, ignore the editor contents and leave the buffer unchanged (Laurenz Albe)
When editing the previous query or a file with psql's \e, or using \ef and \ev, ignore the contents if the editor exits without saving (Laurenz Albe)
</para>
<para>
The \ef and \ev commands also now have this behavior. DOCS SAY BUFFER IS CLEARED.
Previously, such edits would still execute the editor contents.
</para>
</listitem>
@ -2821,7 +2837,7 @@ Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
-->
<para>
Improve tab completion (Vignesh C,, Michael Paquier, Justin Pryzby, Georgios Kokolatos, Julien Rouhaud, ADD NAMES)
Improve tab completion (Vignesh C, Michael Paquier, Justin Pryzby, Georgios Kokolatos, Julien Rouhaud, ADD NAMES)
</para>
</listitem>
@ -3127,8 +3143,8 @@ Move query hash computation from pg_stat_statements to the core server (Julien R
</para>
<para>
Extension pg_stat_statements will need to enable hash computation via the compute_query_id server variable to function properly.
pg_stat_statements can now use a custom hash computation method.
Extension pg_stat_statements will now need to enable query hash computation to function properly.
This can be done by enabling the server variable compute_query_id or by using an extension with a custom hash computation method.
</para>
</listitem>