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OceanBase Migration Service

V4.0.0Community Edition
  • OMS Documentation
  • What's new
  • OMS Community Edition Introduction
    • What is OMS Community Edition?
    • Limits
    • Architecture
      • Overview
      • Hierarchical functional system
      • Basic components
    • Terms
  • Quick Start
    • Data migration process
    • Data synchronization process
  • Deploy OMS Community Edition
    • Deployment type
    • System and network requirements
    • Memory and disk requirements
    • Prepare the environment
    • Deploy OMS Community Edition on a single node
    • Deploy OMS Community Edition on multiple nodes in a single region
    • Deploy OMS Community Edition on multiple nodes in multiple regions
    • Scale-out and deployment
    • Check the deployment
    • Deploy a time-series database (Optional)
  • OMS Community Edition console
    • Log on to the OMS console
    • Overview
    • User center
      • Configure user information
      • Change your logon password
      • Log off
  • Data migration
    • Data migration overview
    • Migrate data from a MySQL database to OceanBase Community Edition
    • Migrate data from OceanBase Community Edition to a MySQL database
    • Migrate data within OceanBase Community Edition
    • Migrate data within OceanBase Community Edition in active-active disaster recovery scenarios
    • Migrate data from a TiDB database to OceanBase Community Edition
    • Migrate data from a PostgreSQL database to OceanBase Community Edition
    • Manage data migration projects
      • View details of a data migration project
      • View and modify migration objects
      • Use tags to manage data migration projects
      • Download and import the settings of migration objects
      • Start, pause, and resume a data migration project
      • Release and delete a data migration project
    • Schema migration mechanisms
    • Supported DDL operations in incremental migration and limits
      • Supported DDL operations in incremental migration from a MySQL database to OceanBase Community Edition and limits
      • Supported DDL operations in incremental migration from OceanBase Community Edition to a MySQL database and limits
      • Supported DDL operations in incremental migration between MySQL tenants of OceanBase Database
    • Configure matching rules for migration objects
  • Data synchronization
    • Data synchronization overview
    • Create a project to synchronize data from OceanBase Database Community Edition to a Kafka instance
    • Create a project to synchronize data from OceanBase Database Community Edition to a RocketMQ instance
    • Manage data synchronization projects
      • View details of a data synchronization project
      • View and modify synchronization objects
      • Use tags to manage data synchronization projects
      • Download and import the settings of synchronization objects
      • Start, pause, and resume a data synchronization project
      • Release and delete a data synchronization project
    • Data formats
  • Create and manage data sources
    • Create data sources
      • Create an OceanBase-CE data source
      • Create a MySQL data source
      • Create a TiDB data source
      • Create a Kafka data source
      • Create a RocketMQ data source
      • Create a PostgreSQL data source
    • Manage data sources
      • View data source information
      • Copy a data source
      • Edit a data source
      • Delete a data source
    • Create a database user
    • User privileges
    • Enable binlogs for the MySQL database
  • OPS & Monitoring
    • O&M overview
    • Go to the overview page
    • Server
      • View server information
      • Update quotas
      • View server logs
    • Components
      • Store
        • Create a store
        • View details of a store
        • Update the configurations of a store
        • Start and pause a store
        • Destroy a store
      • Connector
        • View details of a connector
        • Start and pause a connector
        • Migrate a connector
        • Update the configurations of a connector
        • Batch O\&M
        • Delete a connector
      • JDBCWriter
        • View details of a JDBCWriter
        • Start and pause a JDBCWriter
        • Migrate a JDBCWriter
        • Update the configurations of a JDBCWriter
        • Batch O\&M
        • Delete a JDBCWriter
      • Checker
        • View the information about a checker
        • Start and pause a checker
        • Rerun and reverify a checker
        • Update the configurations of a checker
        • Delete a checker
    • O&M tickets
      • View details of an O\&M ticket
      • Skip a ticket or sub-ticket
      • Retry a ticket or sub-ticket
  • System management
    • Permission Management
      • Overview
      • Manage users
      • Manage departments
    • Alert center
      • View project alerts
      • View system alerts
      • Manage alert settings
    • Associate with OCP
    • System parameters
      • Modify system parameters
      • Modify HA configurations
  • OMS Community Edition O&M
    • Manage OMS services
    • OMS logs
    • O&M operations for the Store component
    • Store parameters
      • Parameters of a MySQL store
      • Parameters of an OceanBase store
    • O&M operations for the Supervisor component
    • Parameters of the Supervisor component
    • O&M operations for the Connector component
    • Connector parameters
      • Parameters of a destination RocketMQ instance
      • Parameters of a DataflowSink instance
      • Parameters in the destination Kafka instance
      • Parameters of the source database in full migration
      • Parameters of the source database in incremental data synchronization
      • Parameters for intermediate-layer synchronization
    • Checker parameters
    • JDBCWriter parameters
    • Parameters of the CM component
  • Reference Guide
    • API Reference
      • Obtain the status of a migration project
      • Obtain the status of a synchronization project
    • OMS error codes
    • Alert Reference
      • oms_host_down
      • oms_host_down_migrate_resource
      • oms_host_threshold
      • oms_migration_failed
      • oms_migration_delay
      • oms_sync_failed
      • oms_sync_status_inconsistent
      • oms_sync_delay
  • Upgrade Guide
    • Overview
    • Upgrade OMS in single-node deployment mode
    • Upgrade OMS in multi-node deployment mode
    • FAQ
  • FAQ
    • General O&M
      • How do I modify the resource quotas of an OMS container?
      • How do I troubleshoot the OMS server down issue?
    • Project diagnostics
      • What do I do when a store does not have data of the timestamp requested by the downstream?
      • What do I do when OceanBase Store failed to access an OceanBase cluster through RPC?
    • OPS & monitoring
      • What are the alert rules?
    • Data synchronization
      • FAQ about synchronization to a message queue
        • What are the strategies for ensuring the message order in incremental data synchronization to Kafka
    • Data migration
      • Full migration
        • FAQ about full migration
          • How do I query the ID of a checker?
          • How do I query log files of the Checker component of OMS?
          • How do I query the verification result files of the Checker component of OMS?
          • What do I do if the destination table does not exist?
      • Incremental synchronization
        • How do I skip DDL statements?
        • How do I update the configurations of a JDBCWriter?
        • How do I start or stop a JDBCWriter?
        • How do I update whitelists and blacklists?
        • What are the application scope and limits of ETL?
    • Installation and deployment
      • How do I download an image?
      • How do I upgrade Store?

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  3. V4.0.0

Overview

Last Updated:2026-09-04 08:14:02

Overview
Data migration
Data synchronization
Data source management
O&M and monitoring
System management

This topic describes the modules of the OceanBase Migration Service (OMS) console.

Overview

After you log on to the OMS console, the Overview page automatically appears. The page displays the general information of data migration and synchronization projects, resource usage, and task status of each OMS module.

Section
Description
Overview Displays the total number of data migration projects, data synchronization projects, and data sources. You can view the overall resource usage of OMS in this section.
Resource Usage Displays the total and allocated numbers of resource units in OMS, including the CPU, memory, and disk usage.
Task Status Displays the total number of migration or synchronization projects, and the number and proportion of projects in each state on respective tabs.
Help Displays the basic concepts and procedural instructions of OMS, as well as common operations in the OMS console, helping you understand the features and operations of OMS.

Data migration

OMS allows you to migrate data online and synchronize incremental data in real time by using multiple types of migration links.

After you log on to the OMS console, click Data Migration in the left-side navigation pane. On the Data Migration page, you can create and manage data migration projects. For more information, see Data migration.

Data synchronization

OMS supports the real-time synchronization between a MySQL or Oracle tenant of OceanBase Database and a Kafka, RocketMQ, or DataHub data source, and synchronization from other types of databases to a RocketMQ database. OMS can synchronize logical tables from a DataBase Proxy (DBP) data source to the physical tables in a MySQL tenant of OceanBase Database.

After you log on to the OMS console, click Data Synchronization in the left-side navigation pane. On the Data Synchronization page, you can create and manage data synchronization projects. For more information, see Data synchronization.

Data source management

OMS allows you to add, view, copy, edit, and delete multiple types of data sources.

After you log on to the OMS console, click Data Source Management in the left-side navigation pane. On the Data Source Management page, you can add and manage data sources. For more information, see Manage data sources.

O&M and monitoring

The O&M and monitoring module of the OMS console is specially designed for on-site O&M engineers. It enables visualized O&M operations for troubleshooting in an isolated network.

After you log on to the OMS console, click O&M and Monitoring in the left-side navigation pane. On the page that appears, you can perform O&M operations as needed. For more information, see O&M and monitoring.

System management

After you log on to the OMS console, click System Management in the left-side navigation pane. On the page that appears, you can manage users, configure alerts, associate with OceanBase Cloud Platform (OCP) clusters, view and modify system parameters, and perform other system management operations. For more information, see System management.

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Overview
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Data source management
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