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sql, test: identify tests which frequently catch regressions post-merge

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163966 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql, test: deduplication of test issues which occur on multiple branches

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163965 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql, test: introduce a failure threshold for some categories of test failure

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163963 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql, test: automatic assignment of test failures when the test was recently modified

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163962 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql, test: develop a Claude skill for reviewing tests

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163956 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql: pg_attribute.atttypid for dropped columns should be 0, not 2283

A-sql-pgcompatSemantic compatibility with PostgreSQLSemantic compatibility with PostgreSQL

C-bugCode not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.

O-supportWould prevent or help troubleshoot a customer escalation - bugs, missing observability/tooling, docsWould prevent or help troubleshoot a customer escalation - bugs, missing observability/tooling, docs

P-1Issues/test failures with a fix SLA of 1 monthIssues/test failures with a fix SLA of 1 month

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163948 In cockroachdb/cockroach;

· rafiss opened on Feb 19, 2026

sql, test: automate test failure analysis (TeamCity test failures)

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163946 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

sql, test: automate test failure analysis (phase one - manual input)

A-testingTesting tools and infrastructureTesting tools and infrastructure

C-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)Solution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163944 In cockroachdb/cockroach;

· eric-alton opened on Feb 19, 2026

ccl/multiregionccl: TestMrSystemDatabase failed

branch-release-26.1Used to mark GA and release blockers, technical advisories, and bugs for 26.1Used to mark GA and release blockers, technical advisories, and bugs for 26.1

C-test-failureBroken test (automatically or manually discovered).Broken test (automatically or manually discovered).

O-robotOriginated from a bot.Originated from a bot.

release-blockerIndicates a release-blocker. Use with branch-release-2x.x label to denote which branch is blocked.Indicates a release-blocker. Use with branch-release-2x.x label to denote which branch is blocked.

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163909 In cockroachdb/cockroach;

· cockroach-teamcity opened on Feb 19, 2026

Sentry: structured.go:1499: original error when rolling back mutations: invalid constraint validity state: 3 (1) attached stack trace -- stack trace: | github.com/cockroachdb/cockroach/pkg/sql.(*S...

branch-release-24.1Used to mark GA and release blockers, technical advisories, and bugs for 24.1Used to mark GA and release blockers, technical advisories, and bugs for 24.1

C-bugCode not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.

O-sentryOriginated from an in-the-wild panic report.Originated from an in-the-wild panic report.

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

X-blathers-triagedblathers was able to find an ownerblathers was able to find an owner

Status: Open.

#163872 In cockroachdb/cockroach;

· cockroach-sentry opened on Feb 18, 2026

roachtest: alterpk-bank failed

branch-masterFailures and bugs on the master branch.Failures and bugs on the master branch.

C-test-failureBroken test (automatically or manually discovered).Broken test (automatically or manually discovered).

O-roachtest

O-robotOriginated from a bot.Originated from a bot.

release-blockerIndicates a release-blocker. Use with branch-release-2x.x label to denote which branch is blocked.Indicates a release-blocker. Use with branch-release-2x.x label to denote which branch is blocked.

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163828 In cockroachdb/cockroach;

· cockroach-teamcity opened on Feb 18, 2026

schemafeed: overhead while schema is locked is O(changefeed events * watched descriptors)

A-many-descriptorsRelated to having a large number of descriptors in the databaseRelated to having a large number of descriptors in the database

C-bugCode not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.Code not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.

T-sql-foundationsSQL Foundations Team (formerly SQL Schema + SQL Sessions)SQL Foundations Team (formerly SQL Schema + SQL Sessions)

Status: Open.

#163761 In cockroachdb/cockroach;

· jeffswenson opened on Feb 17, 2026