Changelog of Vitess v15.0.3

Bug fixes

Backup and Restore

mysqlctl: flags should be added to vtbackup #12048

Build/CI

Fix codeql workflow timeout issue #11760
[release-15.0] Use go1.20.1 in upgrade/downgrade tests #12512

CLI

Purge logs without panicking #12187
Fix vtctldclient's Root command to return an error on unknown command #12481

Cluster management

Skip TestReparentDoesntHangIfPrimaryFails in vttablet v16 and above #12387
Fix initialization code to also stop replication to prevent crash #12534

Observability

Reset the current lag when closing the replication lag reader. #12683

Online DDL

Bugfix/Backport to v15: Fix schema migrations requested_timestamp zero values #12263
Mysqld.GetSchema: tolerate tables being dropped while inspecting schema #12641

Operator

Fix rbac config in the vtop example #12034

Query Serving

[release-15.0] only expand when we have full information (#11998) #12002
Fix: Date math with Interval keyword #12082
BugFix: Cast expression translation by evaluation engine #12111
[Gen4] Fix lookup vindexes with autocommit enabled #12172
VTGate: Ensure HealthCheck Cache Secondary Maps Stay in Sync With Authoritative Map on Tablet Delete #12178
Fix aggregation on outer joins #12298
[release-15.0] fix: added null safe operator precendence rule (#12297) #12306
[release-15.0] Fix bug in vtexplain around JOINs (#12376) #12383
Fix scalar aggregation engine primitive for column truncation #12468
[release-16.0] BugFix: Unsharded query using a derived table and a dual table #12484
[bug fix] USING planning on information_schema #12542
handle filter on top of UNION #12543
collations: fix sorting in UCA900 collations #12555
VSchema DDL: Add grammar to accept qualified table names in Vindex option values #12577
[release-15.0] ApplyVSchemaDDL: escape Sequence names when writing the VSchema (#12519) #12598
[gen4 planner] Make sure to not push down expressions when not possible #12607
Fix panic when executing a prepare statement with over 65,528 parameters #12614
[planner bugfix] add expressions to HAVING #12668
Use a left join to make sure that tables with tablespace=innodb_system are included in the schema #12672
[release-15.0] Always add columns in the Derived operator #12680
[planner fix] make unknown column an error only for sharded queries #12704

VReplication

VReplication Last Error: retry error if it happens after timeout #12114

VTorc

Fix unhandled error in VTOrc recoverDeadPrimary #12511

CI/Build

Build/CI

[release-15.0] Make upgrade downgrade job names unique #12498
v15 backport: CI: increase overall test timeouts for all OnlineDDL tests #12591

Online DDL

CI: extend timeouts in onlineddl_vrepl due to slow CI runners #12583

Query Serving

[release-15.0] Flakes: Properly Test HealthCheck Cache Response Handling (#12226) #12227

Dependabot

Build/CI

Bump golang.org/x/net from 0.5.0 to 0.7.0 (#12390) #12405

Enhancement

Build/CI

Auto upgrade the Golang version #12585

Governance

[release-15.0] Add manan and florent to Docker files CODEOWNERS (#11981) #11983

VTorc

Release-15: Cherry pick vtorc no cgo #12223

Internal Cleanup

Build/CI

[15.0] CI: remove pitrtls test #12064

General

Remove removed flags from being used for v16+ binaries #12128
[release-15.0] Fix release script for the version in the docker script #12285

Other

Other

Code freeze of release-15.0 #12764

Performance

Cluster management

Bug fix: Cache filtered out tablets in topology watcher to avoid unnecessary GetTablet calls to topo #12194

Release

Build/CI

[release-15.0] Tooling improvements backports #12527

Documentation

Re-organize the releasenotes directory into changelog #12566

General

Release of v15.0.2 #11961
Back to dev mode after v15.0.2 #11962

Testing

General

Fix vtbackup upgrade/downgrade test #12437