DocumentationArchivesv15.0 (Archived)ReferenceReferenceDetailed information about specific Vitess functionality Documentation Documentationv21.0 (Development) Overview Get Started Concepts User Guides Reference v20.0 (RC) Overview Get Started Concepts User Guides Reference v19.0 (Stable) Overview Get Started Concepts User Guides Reference v18.0 (Stable) Overview Get Started Concepts User Guides Reference v17.0 (Stable) Overview Get Started Concepts User Guides Reference Contribute Build on macOS PR Naming Conventions Build on Ubuntu/Debian Build on CentOS GitHub Workflow Coding Standards Sample First Issue Parser and AST Troubleshoot Elevated query latency on primary Primary starts up read-only Vitess sees the wrong tablet as primary FAQ Releases Release Cycle Release Team Release Notes Resources Presentations and Videos Vitess Roadmap Design Docs Query Serving Online DDL VReplication VTTablet Miscellaneous Archives Older Version Docs v16.0 (Archived) v15.0 (Archived) v14.0 (Archived) v13.0 (Archived) v12.0 (Archived) v11.0 (Archived)FeaturesReference documents for Vitess featuresShardingSequencesVTGate BufferingMonitoringMySQL Query Language ExtensionsReplicationVSchemaVindexesTwo-Phase CommitTransport Security ModelMore...Query ServingQuery Serving related reference docsLocking functionsReplica TransactionsReserved ConnectionsSet StatementsVReplicationVReplication vtctl commandsOverviewMoveTablesReshard--- Create--- SwitchTraffic--- ReverseTraffic--- Complete--- Show--- Progress--- CancelMore...ProgramsReference documents for list of Vitess programsmysqlctlvtadminvtadmin-webvtctlvtctldvtctldclientvtexplainvtgatevtorcvttabletCompatibilityReference documents for MySQL compatibility with VitessMySQL CompatibilityGen4 and V3 CompatibilityErrorsDetailed information about errors that the user might run intoQuery ServingVTAdminArchitectureCluster DiscoveryOperator's GuideRole-Based Access ControlRunning with Vitess Operatorvtctldclient TransitionReference material for transitioning from vtctlclient to vtctldclientOverviewLegacy ShimVTOrcArchitectureRunning with Vitess OperatorUI, API and Metrics