Vitess v18.0 Documentation
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Query Serving

来源 Vitess 浏览 2 扫码 打印 2026-10-29 02:59:51
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Query Serving

Query Serving related reference docs

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  • Reserved Connections
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  • v18.0 (Stable)
  • Overview
    • What Is Vitess
    • Architecture
    • Supported Databases
    • Scalability Philosophy
    • Cloud Native
    • History
  • Get Started
    • Vitess Operator for Kubernetes
    • Local Install
    • Local Install via Homebrew
    • Local Install via source for Mac
    • Local Install via Docker
    • Vttestserver Docker Image
  • Concepts
    • Cell
    • Execution Plans
    • Keyspace
    • Keyspace ID
    • MoveTables
    • Query Rewriting
    • Replication Graph
    • Shard
    • Tablet
    • Topology Service
    • VSchema
    • VStream
    • vtctl
    • vtctld
    • VTGate
  • User Guides
    • VSchema and Query Serving
      • Overview
      • Sharding Guidelines
      • Unsharded Keyspace
      • Sharded Keyspace
      • Sequences
      • Shared Vindexes and Foreign Keys
      • Foreign Keys in Vitess
      • Unique Lookup Vindexes
      • Non-Unique Lookup Vindexes
      • Lookup as Primary Vindex
      • Backfill Lookup Vindexes
      • Subsharding Vindex
      • Advanced VSchema Properties
      • Pictorial Summary
      • VSchema DDL
    • Running in Production
      • Collations and Character sets
      • Planning
      • Global TopoServer
      • vtctld
      • Creating a cell
      • Keyspaces and Shards
      • VTOrc
      • VTTablet and MySQL
      • Initialize Shard Primary
      • Durability Policy
      • vtgate
      • Backups and Restores
      • Reparenting
      • Delete a Keyspace
      • Add or Delete a Cell
      • Monitoring
      • Ports
      • Troubleshooting
      • Exporting data from Vitess
    • Migration
      • Migrating Data Into Vitess
      • Move Tables
      • Materialize
      • Troubleshooting
    • SQL Statement Analysis
      • Analyzing a SQL statement using VEXPLAIN
      • Analyzing a SQL statement using VTEXPLAIN
      • Analyzing SQL statements in bulk using VTEXPLAIN
    • Advanced Configuration
      • User Management and Authentication
      • File based authentication
      • LDAP authentication
      • Authorization
      • VTGate Buffering Scenarios
      • Resharding
      • Reparenting
      • Region Based Sharding
      • Creating a LookupVindex
      • Comment Directives
      • Tracing
      • Unmanaged Tablet
      • Query Consolidation
      • Shard Isolation and Atomicity Model
      • Securing Vitess Using TLS
      • Integration with Orchestrator
    • Operational
      • Backup and Restore
      • Upgrading Vitess
    • Making Schema Changes
      • Unmanaged Schema Changes
      • Managed, Online Schema Changes
      • Online DDL strategies
      • ddl_strategy flags
      • Table lifecycle
      • Applying, auditing, and controlling Online DDL
      • Declarative migrations
      • Postponed migrations
      • Recoverable, failover agnostic migrations
      • Revertible migrations
      • Concurrent migration execution
      • Advanced usage
  • Reference
    • Features
      • Sharding
      • Sequences
      • VTGate Buffering
      • Monitoring
      • MySQL Query Language Extensions
      • Replication
      • SHOW extensions
      • VSchema
      • Vindexes
      • Two-Phase Commit
      • Transport Security Model
      • Schema Routing Rules
      • Schema Management
      • Schema Tracking
      • Point In Time Recovery
      • Topology Service
      • VTTablet Connection Pools and Sizing
      • Tablet throttler
      • Global Routing
      • Vitess Messaging
    • Query Serving
      • Reserved Connections
    • VReplication
      • Overview
      • MoveTables
      • Reshard
      • Materialize
      • VDiff
      • Workflow
      • LookupVindex
      • VStream
      • VTTablet Flags
      • Metrics
      • Migrate
      • Mount
      • Shard Level Migrations
      • Tablet Selection
      • Throttling
      • VReplication FAQ
      • Internals
    • Programs
      • mysqlctl
        • init
        • init config
        • position
        • reinit config
        • shutdown
        • start
        • teardown
      • mysqlctld
      • topo2topo
      • vtaclcheck
      • vtclient
      • vtcombo
      • vtctl
        • vtctl Cell Aliases Command Reference
        • vtctl Cell Command Reference
        • vtctl Generic Command Reference
        • vtctl Keyspace Command Reference
        • vtctl Replication Graph Command Reference
        • vtctl Schema, Version, Permissions Command Reference
        • vtctl Serving Graph Command Reference
        • vtctl Shard Command Reference
        • vtctl Tablet Command Reference
        • vtctl Throttler Command Reference
        • vtctl Topo Command Reference
      • vtctld
      • vtctldclient
        • vtctldclient AddCellInfo
        • vtctldclient AddCellsAlias
        • vtctldclient ApplyRoutingRules
        • vtctldclient ApplySchema
        • vtctldclient ApplyShardRoutingRules
        • vtctldclient ApplyVSchema
        • vtctldclient Backup
        • vtctldclient BackupShard
        • vtctldclient ChangeTabletType
        • vtctldclient CreateKeyspace
        • vtctldclient CreateShard
        • vtctldclient DeleteCellInfo
        • vtctldclient DeleteCellsAlias
        • vtctldclient DeleteKeyspace
        • vtctldclient DeleteShards
        • vtctldclient DeleteSrvVSchema
        • vtctldclient DeleteTablets
        • vtctldclient EmergencyReparentShard
        • vtctldclient ExecuteFetchAsApp
        • vtctldclient ExecuteFetchAsDBA
        • vtctldclient ExecuteHook
        • vtctldclient FindAllShardsInKeyspace
        • vtctldclient GenerateShardRanges
        • vtctldclient GetBackups
        • vtctldclient GetCellInfo
        • vtctldclient GetCellInfoNames
        • vtctldclient GetCellsAliases
        • vtctldclient GetFullStatus
        • vtctldclient GetKeyspace
        • vtctldclient GetKeyspaces
        • vtctldclient GetPermissions
        • vtctldclient GetRoutingRules
        • vtctldclient GetSchema
        • vtctldclient GetShard
        • vtctldclient GetShardRoutingRules
        • vtctldclient GetSrvKeyspaceNames
        • vtctldclient GetSrvKeyspaces
        • vtctldclient GetSrvVSchema
        • vtctldclient GetSrvVSchemas
        • vtctldclient GetTablet
        • vtctldclient GetTabletVersion
        • vtctldclient GetTablets
        • vtctldclient GetTopologyPath
        • vtctldclient GetVSchema
        • vtctldclient GetWorkflows
        • vtctldclient LegacyVtctlCommand
        • vtctldclient PingTablet
        • vtctldclient PlannedReparentShard
        • vtctldclient RebuildKeyspaceGraph
        • vtctldclient RebuildVSchemaGraph
        • vtctldclient RefreshState
        • vtctldclient RefreshStateByShard
        • vtctldclient ReloadSchema
        • vtctldclient ReloadSchemaKeyspace
        • vtctldclient ReloadSchemaShard
        • vtctldclient RemoveBackup
        • vtctldclient RemoveKeyspaceCell
        • vtctldclient RemoveShardCell
        • vtctldclient ReparentTablet
        • vtctldclient RestoreFromBackup
        • vtctldclient RunHealthCheck
        • vtctldclient SetKeyspaceDurabilityPolicy
        • vtctldclient SetShardIsPrimaryServing
        • vtctldclient SetShardTabletControl
        • vtctldclient SetWritable
        • vtctldclient ShardReplicationFix
        • vtctldclient ShardReplicationPositions
        • vtctldclient SleepTablet
        • vtctldclient SourceShardAdd
        • vtctldclient SourceShardDelete
        • vtctldclient StartReplication
        • vtctldclient StopReplication
        • vtctldclient TabletExternallyReparented
        • vtctldclient UpdateCellInfo
        • vtctldclient UpdateCellsAlias
        • vtctldclient UpdateThrottlerConfig
        • vtctldclient Validate
        • vtctldclient ValidateKeyspace
        • vtctldclient ValidateSchemaKeyspace
        • vtctldclient ValidateShard
        • vtctldclient ValidateVersionKeyspace
        • vtctldclient ValidateVersionShard
        • LookupVindex
          • LookupVindex cancel
          • LookupVindex create
          • LookupVindex externalize
          • LookupVindex show
        • Materialize
          • Materialize cancel
          • Materialize create
          • Materialize show
          • Materialize start
          • Materialize stop
        • Migrate
          • Migrate cancel
          • Migrate complete
          • Migrate create
          • Migrate show
          • Migrate status
        • Mount
          • Mount list
          • Mount register
          • Mount show
          • Mount unregister
        • MoveTables
          • MoveTables cancel
          • MoveTables complete
          • MoveTables create
          • MoveTables reversetraffic
          • MoveTables show
          • MoveTables start
          • MoveTables status
          • MoveTables stop
          • MoveTables switchtraffic
        • OnlineDDL
          • OnlineDDL cancel
          • OnlineDDL cleanup
          • OnlineDDL complete
          • OnlineDDL launch
          • OnlineDDL retry
          • OnlineDDL show
          • OnlineDDL throttle
          • OnlineDDL unthrottle
        • Reshard
          • Reshard cancel
          • Reshard complete
          • Reshard create
          • Reshard reversetraffic
          • Reshard show
          • Reshard start
          • Reshard status
          • Reshard stop
          • Reshard switchtraffic
        • VDiff
          • VDiff create
          • VDiff delete
          • VDiff resume
          • VDiff show
          • VDiff stop
        • Workflow
          • Workflow delete
          • Workflow list
          • Workflow show
          • Workflow start
          • Workflow stop
          • Workflow update
      • vtgate
      • vtgateclienttest
      • vtorc
      • vttablet
      • vttestserver
      • vttlstest
        • CreateCA
        • CreateCRL
        • CreateIntermediateCA
        • CreateSignedCert
        • RevokeCert
      • zk
        • addAuth
        • cat
        • chmod
        • cp
        • edit
        • ls
        • rm
        • stat
        • touch
        • unzip
        • wait
        • watch
        • zip
      • zkctl
        • init
        • shutdown
        • start
        • teardown
      • zkctld
      • vtadmin
      • vtadmin-web
      • vtbackup
      • vtexplain
    • Compatibility
      • MySQL Compatibility
    • Errors
      • Query Serving
    • VTAdmin
      • vtctld API Transition
      • Architecture
      • Cluster Discovery
      • Operator’s Guide
      • Role-Based Access Control
      • Running with Vitess Operator
    • vtctldclient Transition
      • Overview
      • Legacy Shim
      • Command Diff
    • VTOrc
      • Architecture
      • Running with Vitess Operator
      • UI, API and Metrics
    • Backup and Restore
      • Metrics
    • Viper
      • Overview
      • Framework Basics
      • Dynamic Values
      • Config Files
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