Release of v20.0.0-RC1

[shlomi-noach]

Note

This release is scheduled for Thu 13 Jun 2024.
The release of vitess-operator v2.13.0-RC1 is also planned.
Release team: @vitessio/release

Important

Please do not edit the content of the Issue's body manually.
The vitess-releaser tool is managing and handling this issue.
You can however click on the check boxes to mark them as done/not done, and write comments.

Prerequisites (~2 weeks before)

• General prerequisites.
  • Be part of the Release team in the vitessio GitHub organization, here.
  • Be an admin of the planetscale/vitess-operator repository.
  • Have access to Vitess' Java repository and have it working locally, guide here.
  • Have vitessio/vitess and planetscale/vitess-operator cloned in the same parent directory.
• Notify the community on Slack.
• Make sure the release notes summary is prepared and clean.
• Make sure important Pull Requests are merged, list below.
  • Add DCO workflow #16052
  • v20 backport: CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow #16065
  • [release-20.0-rc] [release-20.0] Upgrade the Golang version to go1.22.4 (#16060) #16064
  • [release-20.0-rc] Add DCO workflow (#16052) #16057
  • Changelog 20.0: Fix broken links #16048
  • v20 backport: CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow #16065
  • Changelog 20.0: Fix broken links #16048
  • [release-20.0-rc] v20 backport: CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow (#16065) #16082
  • Remove DCO workaround #16087
  • fix: order by subquery planning #16049
  • [release-20.0-rc] Remove DCO workaround (#16087) #16092
  • [release-20.0-rc] vtctldclient: Apply (Shard | Keyspace| Table) Routing Rules commands don't work (#16096) #16125
  • [release-20.0-rc] Update braces package (#16115) #16119
  • [release-20.0-rc] fix: order by subquery planning (#16049) #16133
  • [release-20.0-rc] VReplication: Improve workflow cancel/delete (#15977) #16130
  • [release-20.0-rc] refactor: cleaner cloning API (#16079) #16136
  • [release-20.0-rc] Release of v20.0.0-RC1 #16137
  • [release-20.0-rc] Bump to v20.0.0-SNAPSHOT after the v20.0.0-RC1 release #16142
  • Docker/vtadmin: Update node version #16145
• Make sure release blocker Issues are closed, list below.

Code Freeze (1 week before)

• Code Freeze.
• Copy branch protection rules.
• Create the Backport to labels.
  • https://github.com/vitessio/vitess/labels?q=Backport+to%3A+release-20.0
• Update the SNAPSHOT version on main.
  • Bump to v21.0.0-SNAPSHOT after the v20.0.0-RC1 release #16047
• Create new GitHub Milestone.
  • https://github.com/vitessio/vitess/milestone/63

Pre-Release (~1-3 days before)

• Create Release PR.
  • [release-20.0-rc] Release of v20.0.0-RC1 #16137
• Create vitess-operator release branch.
• Bump the version vitess-operator main.
  • [main] Bump version.go to 2.13.0 planetscale/vitess-operator#559
• Update vitess-operator Golang version.
• Update vitess-operator compatibility table.

Release (Thu 13 Jun)

• Merge the Release PR.
  • [release-20.0-rc] Release of v20.0.0-RC1 #16137
• Tag the release.
  • https://github.com/vitessio/vitess/releases/tag/v20.0.0-rc1
• Create vitess-operator Release PR.
  • [release-2.13] Release of v2.13.0-RC1 planetscale/vitess-operator#563
  • https://github.com/planetscale/vitess-operator/releases/tag/v2.13.0-rc1
• Manual update of vitess-operator test code.
• Update release notes on main.
  • [main] Copy v20.0.0-RC1 release notes #16140
• Update release notes on the release branch.
  • [release-20.0] Copy v20.0.0-RC1 release notes #16141
• Go back to dev mode on the release branch.
  • [release-20.0-rc] Bump to v20.0.0-SNAPSHOT after the v20.0.0-RC1 release #16146
• Update the website documentation.
• Make sure the release is benchmarked by arewefastyet.
• Docker Images available on DockerHub.

Post-Release (Thu 13 Jun)

• Notify the community on Slack for the new release.
• Twitter announcement.
• Close this Issue.

[shlomi-noach]

Should be reviewed and merged before code freeze

• CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow #16017 - UPDATE: to be merged after code freeze
• Tablet throttler: recent check diff fix #16001
• Add the ability to automate and schedule backups planetscale/vitess-operator#553
• Update operator.yaml and add schedule backup example #15969
• Enhance the getting started guide: scheduled backups website#1746
• Deprecate old reparent metrics and replace with new ones #16031
• Add GetServerStatus RPC to use in PRS #16022

Nice-to-have reviewed and merged before code freeze

• schemadiff: ALTER TABLE is not INSTANT-able if adding column with default expression value #16028
• ApplySchema: reroute ALTER VITESS_MIGRATION ... THROTTLE ... via UpdateThrottlerConfig #16030

[shlomi-noach]

PRs to merge for RC1 (merge to release-20.0 then into release-20.0-rc):

• [release-20.0-rc] [release-20.0] Upgrade the Golang version to go1.22.4 (#16060) #16064
• v20 backport: CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow #16065
• [release-20.0-rc] Changelog 20.0: Fix broken links (#16048) #16075
• [release-20.0-rc] v20 backport: CI upgrade/downgrade tests for Online DDL / throttler / vreplication flow (#16065) #16082
• [release-20.0-rc] vtctldclient: Apply (Shard | Keyspace| Table) Routing Rules commands don't work (#16096) #16125

[shlomi-noach]

Release completed.

[frouioui]

For future references, here are the PRs that were made against vitess-operator during the Release step:

• Create vitess-operator Release PR
• Manual update of vitess-operator test code

[shlomi-noach]

RC2 is planned: #16188