From 604b5f5b9773bf3eaeb32e25f976c96822219951 Mon Sep 17 00:00:00 2001 From: "Jonathan S. Katz" Date: Thu, 25 Jun 2020 12:42:01 -0400 Subject: [PATCH] PostgreSQL 13 Beta 2 release --- releases/13/beta/13beta2.md | 92 ++++++++++++++++++++++++++++++++++ releases/13/beta/13beta2.txt | 95 ++++++++++++++++++++++++++++++++++++ 2 files changed, 187 insertions(+) create mode 100644 releases/13/beta/13beta2.md create mode 100644 releases/13/beta/13beta2.txt diff --git a/releases/13/beta/13beta2.md b/releases/13/beta/13beta2.md new file mode 100644 index 0000000..18310cd --- /dev/null +++ b/releases/13/beta/13beta2.md @@ -0,0 +1,92 @@ +PostgreSQL 13 Beta 2 Released +============================= + +The PostgreSQL Global Development Group announces that the second beta release +of PostgreSQL 13 is now [available for download](https://www.postgresql.org/download/). +This release contains previews of all features that will be available in the +final release of PostgreSQL 13, though some details of the release could change +before then. + +You can find information about all of the features and changes found in +PostgreSQL 13 in the [release notes](https://www.postgresql.org/docs/13/release-13.html): + + [https://www.postgresql.org/docs/13/release-13.html](https://www.postgresql.org/docs/13/release-13.html) + +In the spirit of the open source PostgreSQL community, we strongly encourage you +to test the new features of PostgreSQL 13 in your systems to help us eliminate +any bugs or other issues that may exist. While we do not advise you to run +PostgreSQL 13 Beta 2 in your production environments, we encourage you to find +ways to run your typical application workloads against this beta release. + +You can read more about our [beta testing process](https://www.postgresql.org/developer/beta/) +and how you can contribute here: + + [https://www.postgresql.org/developer/beta/](https://www.postgresql.org/developer/beta/) + +Upgrading to PostgreSQL 13 Beta 2 +--------------------------------- + +To upgrade to PostgreSQL 13 Beta 2 from Beta 1 or an earlier version of +PostgreSQL, you will need to use a strategy similar to upgrading between +major versions of PostgreSQL (e.g. `pg_upgrade` or `pg_dump` / `pg_restore`). +For more information, please visit the documentation section on +[upgrading](https://www.postgresql.org/docs/13/static/upgrading.html). + +Changes Since Beta 1 +-------------------- + +There have been many bug fixes for PostgreSQL 13 reported during the Beta 1 +period and applied to the Beta 2 release. This includes: + +- The `effective_io_concurrency` configuration parameter is now simpler to use. +To convert from the old value to the new value, you can use this formula: +`SELECT round(sum(OLD / n::float)) from generate_series(1, OLD) s(n);`. +- The `enable_hashagg_disk` configuration parameter is renamed to +`hashagg_avoid_disk_plan` and defaults to `off`. +- The `enable_groupingsets_hash_disk` configuration parameter has been removed. +- `EXPLAIN ANALYZE` output for parallel query plans that have hash aggregates +spill to disk now show max memory and disk usage per worker. +- Several additional fixes and improvements for the hash aggregation spilling to +disk feature. +- Fix a crash in the WAL sender when starting physical replication. + +Please see the [release notes](https://www.postgresql.org/docs/13/release-13.html) +for a complete list of new and changed features: + + [https://www.postgresql.org/docs/13/release-13.html](https://www.postgresql.org/docs/13/release-13.html) + +Testing for Bugs & Compatibility +-------------------------------- + +The stability of each PostgreSQL release greatly depends on you, the community, +to test the upcoming version with your workloads and testing tools in order to +find bugs and regressions before the general availability of PostgreSQL 13. As +this is a Beta, changes to database behaviors, feature details, and APIs are +still possible. Your feedback and testing will help determine the final tweaks +on the new features, so please test in the near future. The quality of user +testing helps determine when we can make a final release. + +A list of [open issues](https://wiki.postgresql.org/wiki/PostgreSQL_13_Open_Items) +is publicly available in the PostgreSQL wiki. You can +[report bugs](https://www.postgresql.org/account/submitbug/) using this form on +the PostgreSQL website: + + [https://www.postgresql.org/account/submitbug/](https://www.postgresql.org/account/submitbug/) + +Beta Schedule +------------- + +This is the second beta release of version 13. The PostgreSQL Project will +release additional betas as required for testing, followed by one or more +release candidates, until the final release in late 2020. For further +information please see the [Beta Testing](https://www.postgresql.org/developer/beta/) page. + +Links +----- + +* [Download](https://www.postgresql.org/download/) +* [Beta Testing Information](https://www.postgresql.org/developer/beta/) +* [PostgreSQL 13 Beta Release Notes](https://www.postgresql.org/docs/13/release-13.html) +* [PostgreSQL 13 Open Issues](https://wiki.postgresql.org/wiki/PostgreSQL_13_Open_Items) +* [Submit a Bug](https://www.postgresql.org/account/submitbug/) +* [Follow @postgresql on Twitter](https://twitter.com/postgresql) diff --git a/releases/13/beta/13beta2.txt b/releases/13/beta/13beta2.txt new file mode 100644 index 0000000..aecc2e8 --- /dev/null +++ b/releases/13/beta/13beta2.txt @@ -0,0 +1,95 @@ +PostgreSQL 13 Beta 2 Released +============================= + +The PostgreSQL Global Development Group announces that the second beta release +of PostgreSQL 13 is now available for download. This release contains previews +of all features that will be available in the final release of PostgreSQL 13, +though some details of the release could change before then. + +You can find information about all of the features and changes found in +PostgreSQL 13 in the release notes: + + https://www.postgresql.org/docs/13/release-13.html + +In the spirit of the open source PostgreSQL community, we strongly encourage you +to test the new features of PostgreSQL 13 in your systems to help us eliminate +any bugs or other issues that may exist. While we do not advise you to run +PostgreSQL 13 Beta 2 in your production environments, we encourage you to find +ways to run your typical application workloads against this beta release. + +You can read more about our beta testing process and how you can contribute +here: + + https://www.postgresql.org/developer/beta/ + +Upgrading to PostgreSQL 13 Beta 2 +--------------------------------- + +To upgrade to PostgreSQL 13 Beta 2 from Beta 1 or an earlier version of +PostgreSQL, you will need to use a strategy similar to upgrading between major +versions of PostgreSQL (e.g. `pg_upgrade` or `pg_dump` / `pg_restore`). For more +information, please visit the documentation section on upgrading: + + https://www.postgresql.org/docs/13/static/upgrading.html + +Changes Since Beta 1 +-------------------- + +There have been many bug fixes for PostgreSQL 13 reported during the Beta 1 +period and applied to the Beta 2 release. This includes: + +- The `effective_io_concurrency` configuration parameter is now simpler to use. +To convert from the old value to the new value, you can use this formula: +`SELECT round(sum(OLD / n::float)) from generate_series(1, OLD) s(n);`. +- The `enable_hashagg_disk` configuration parameter is renamed to +`hashagg_avoid_disk_plan` and defaults to `off`. +- The `enable_groupingsets_hash_disk` configuration parameter has been removed. +- `EXPLAIN ANALYZE` output for parallel query plans that have hash aggregates +spill to disk now show max memory and disk usage per worker. +- Several additional fixes and improvements for the hash aggregation spilling +to disk feature. +- Fix a crash in the WAL sender when starting physical replication. + +Please see the release notes for a complete list of new and changed features: + + https://www.postgresql.org/docs/13/release-13.html + +Testing for Bugs & Compatibility +-------------------------------- + +The stability of each PostgreSQL release greatly depends on you, the +community, to test the upcoming version with your workloads and testing tools +in order to find bugs and regressions before the general availability of +PostgreSQL 13. As this is a Beta, changes to database behaviors, feature +details, and APIs are still possible. Your feedback and testing will help +determine the final tweaks on the new features, so please test in the near +future. The quality of user testing helps determine when we can make a final +release. + +A list of open issues is publicly available in the PostgreSQL wiki: + + https://wiki.postgresql.org/wiki/PostgreSQL_13_Open_Items + +You can report bugs using this form on the PostgreSQL website: + + https://www.postgresql.org/account/submitbug/ + +Beta Schedule +------------- + +This is the second beta release of version 13. The PostgreSQL Project will +release additional betas as required for testing, followed by one or more +release candidates, until the final release in late 2020. For further +information please see the Beta Testing page: + + https://www.postgresql.org/developer/beta/ + +Links +----- + +* Download: https://www.postgresql.org/download/ +* Beta Testing Information: https://www.postgresql.org/developer/beta/ +* PostgreSQL 13 Beta Release Notes: https://www.postgresql.org/docs/13/release-13.html +* PostgreSQL 13 Open Issues: https://wiki.postgresql.org/wiki/PostgreSQL_13_Open_Items +* Submit a Bug: https://www.postgresql.org/account/submitbug/ +* Follow @postgresql on Twitter: https://twitter.com/postgresql -- 2.39.5