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OpenSep 25, 2026
Due by October 6, 2026
•Last updated Dates are tentative.
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- Status: Open (in progress).
- Status: Open.
Unify PKE selection semantics across schemadiff consumers
Component: Online DDLOnline DDL (vitess/native/gh-ost/pt-osc)Online DDL (vitess/native/gh-ost/pt-osc)StaleMarks PRs as stale after a period of inactivity, which are then closed after a grace period.Marks PRs as stale after a period of inactivity, which are then closed after a grace period.Type: EnhancementLogical improvement (somewhere between a bug and feature)Logical improvement (somewhere between a bug and feature)Status: Open (in progress).- Status: Open (in progress).
- Status: Open.
[QueryThrottler]Implement Tablet Throttler Strategy
Type: EnhancementLogical improvement (somewhere between a bug and feature)Logical improvement (somewhere between a bug and feature)Status: Open (in progress).VTOrc: support disk-full detection and recovery of the
PRIMARYComponent: Documentationdocs related issues/PRsdocs related issues/PRsComponent: VTOrcVitess Orchestrator integrationVitess Orchestrator integrationType: EnhancementLogical improvement (somewhere between a bug and feature)Logical improvement (somewhere between a bug and feature)Status: Open (in progress).VReplication: rename source tables by default on MoveTables complete
Component: VTAdminVTadmin interfaceVTadmin interfaceNeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStaleMarks PRs as stale after a period of inactivity, which are then closed after a grace period.Marks PRs as stale after a period of inactivity, which are then closed after a grace period.Status: Open (in progress).- Status: Draft (not ready).
vreplication workflow show: allow getting a subset of information
Component: VTAdminVTadmin interfaceVTadmin interfaceNeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStaleMarks PRs as stale after a period of inactivity, which are then closed after a grace period.Marks PRs as stale after a period of inactivity, which are then closed after a grace period.Status: Open (in progress).vtgate: support cross-shard JSON_ARRAYAGG and JSON_OBJECTAGG
Component: Documentationdocs related issues/PRsdocs related issues/PRsNeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Draft (not ready).vtgate: track per-source copies of pushed join predicates so merges skip them
Type: EnhancementLogical improvement (somewhere between a bug and feature)Logical improvement (somewhere between a bug and feature)Status: Open (in progress).vtgate: merge unions on join-predicate-free routings when all sources agree
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Draft (not ready).vtgate: bind recursive CTE column filters as arguments in unmerged term queries
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Draft (not ready).vtgate: preserve IN value lists in complex aggregate projections
Backport to: release-23.0Needs to be backport to release-23.0Needs to be backport to release-23.0Backport to: release-24.0Needs to be backport to release-24.0Needs to be backport to release-24.0Status: Open (in progress).vtgate: validate the declared column list length of CTEs and derived tables
Backport to: release-23.0Needs to be backport to release-23.0Needs to be backport to release-23.0Backport to: release-24.0Needs to be backport to release-24.0Needs to be backport to release-24.0Status: Draft (not ready).vtgate: fix column truncation in Aggregator for reordered GROUP BY keys with HAVING
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStaleMarks PRs as stale after a period of inactivity, which are then closed after a grace period.Marks PRs as stale after a period of inactivity, which are then closed after a grace period.Status: Open (in progress).vtgate: preserve type semantics for scalar subqueries in UNION queries
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStaleMarks PRs as stale after a period of inactivity, which are then closed after a grace period.Marks PRs as stale after a period of inactivity, which are then closed after a grace period.Status: Open (in progress).evalengine: support constant-folded JSON values as literals
Component: Evalenginechanges to the evaluation enginechanges to the evaluation engineStatus: Draft (not ready).evalengine, sqlparser: MySQL comparison domains; nested BETWEEN parentheses
Backport to: release-23.0Needs to be backport to release-23.0Needs to be backport to release-23.0Backport to: release-24.0Needs to be backport to release-24.0Needs to be backport to release-24.0Component: Evalenginechanges to the evaluation enginechanges to the evaluation engineStatus: Draft (not ready).Keep the surrounding predicate when pulling out EXISTS
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Open (in progress).Do not merge an outer join whose preserved side is a reference table
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Open (in progress).vtgate: don't panic on recursive CTEs with an unexpandable star seed
Backport to: release-23.0Needs to be backport to release-23.0Needs to be backport to release-23.0Backport to: release-24.0Needs to be backport to release-24.0Needs to be backport to release-24.0Status: Draft (not ready).vtgate: fix union merging through reference-table alternates
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Open (in progress).vtgate: merge empty reference branches through rewritten copies
NeedsBackportReasonIf backport labels have been applied to a PR, a justification is requiredIf backport labels have been applied to a PR, a justification is requiredNeedsDescriptionUpdateThe description is not clear or comprehensive enough, and needs workThe description is not clear or comprehensive enough, and needs workNeedsIssueA linked issue is missing for this Pull RequestA linked issue is missing for this Pull RequestNeedsWebsiteDocsUpdateWhat it saysWhat it saysStatus: Draft (not ready).