Create a project to synchronize data from an OceanBase database to a DataHub instance|V3.4.0|OceanBase Migration Service|OMS docs|Distributed Database

OceanBase Migration Service

V3.4.0Enterprise Edition

OMS Documentation
What's new
OMS Introduction
- What is OMS?
- Terms
- Architecture
  - Overview
  - Hierarchical functional system
  - Basic components
- Limits
Quick Start
- Data migration process
- Data synchronization process
Deployment Guide
- Deployment type
- System and network requirements
- Memory and disk requirements
- Prepare the environment
- Deploy OMS on a single node
- Deploy OMS on multiple nodes in a single region
- Deploy OMS on multiple nodes in multiple regions
- Scale-out and deployment
- Check the deployment
- Deploy a time-series database (Optional)
OMS console
- Log on to the OMS console
- Overview
- User center
  - Configure user information
  - Change your logon password
  - Log off
Data migration
- Data migration overview
- Create a project to migrate data from a MySQL database to a MySQL tenant of OceanBase Database
- Create a project to migrate data from a MySQL tenant of OceanBase Database to a MySQL database
- Create a project to migrate data from an Oracle database to a MySQL tenant of OceanBase Database
- Create a project to migrate data from an Oracle tenant of OceanBase Database to an Oracle database
- Create a project to migrate data from an Oracle database to an Oracle tenant of OceanBase Database
- Create a project to migrate data from a DB2 LUW database to an Oracle tenant of OceanBase Database
- Create a project to migrate data from an Oracle tenant of OceanBase Database to a DB2 LUW database
- Create a project to migrate data from a DB2 LUW database to an OceanBase database in MySQL tenant mode
- Create a project to migrate data from a MySQL tenant of OceanBase Database to a DB2 LUW database
- Migrate data within OceanBase Database
- Create an active-active disaster recovery project in OceanBase Database
- Create a project to migrate data from a TiDB database to an OceanBase database in MySQL tenant mode
- Create a project to migrate data from a PostgreSQL database to a MySQL tenant of OceanBase Database
- 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
- Features
  - DML filtering
  - Synchronize DDL operations
  - Configure matching rules for migration objects
  - Wildcard rules
  - Rename a database table
  - Use SQL conditions to filter data
  - Create and update a heartbeat table
  - Schema migration mechanisms
  - Schema migration operations
- Supported DDL operations in incremental migration and limits
  - Supported DDL operations in incremental migration from a MySQL database to a MySQL tenant of OceanBase Database and limits
  - Supported DDL operations in incremental migration from a MySQL tenant of OceanBase Database to a MySQL database and limits
  - Supported DDL operations in incremental migration from an Oracle database to an Oracle tenant of OceanBase Database
  - Supported DDL operations in incremental migration from an Oracle tenant of OceanBase Database to an Oracle database
  - Dynamic DDL operations during data migration between an Oracle tenant of OceanBase Database and a DB2 LUW database
  - Supported DDL operations in incremental migration from a DB2 LUW database to a MySQL tenant of OceanBase Database and limits
  - Supported DDL operations in incremental migration from a MySQL tenant of OceanBase Database to a DB2 LUW database and limits
  - Supported DDL operations in incremental migration between MySQL tenants of OceanBase Database
  - Supported DDL operations in incremental migration between Oracle tenants of OceanBase Database
Data synchronization
- Data synchronization overview
- Create a project to synchronize data from an OceanBase database to a Kafka instance
- Create a project to synchronize data from an OceanBase database to a RocketMQ instance
- Create a project to synchronize data from an OceanBase database to a DataHub instance
- Create a project to synchronize data from a DBP logical table to a physical table in the MySQL tenant of OceanBase Database
- Create a project to synchronize data from a DBP logical table to a DataHub instance
- Create a project to synchronize data from an IDB logical table to the MySQL tenant of OceanBase Database
- Create a project to synchronize data from an IDB logical table to a DataHub instance
- Create a project to synchronize data from a MySQL database to a DataHub instance
- Create a project to synchronize data from an Oracle database to a DataHub 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
- Features
  - DML filtering
  - Synchronize DDL operations
  - Rename databases and tables
  - Rename a topic
  - Use SQL conditions to filter data
  - Column filtering
  - Data formats
Create and manage data sources
- Create data sources
  - Create an OceanBase data source
    - Create a physical OceanBase data source
    - Create a DBP data source
    - Create an IDB data source
  - Create a MySQL data source
  - Create an Oracle data source
  - Create a TiDB data source
  - Create a Kafka data source
  - Create a RocketMQ data source
  - Create a DataHub data source
  - Create a DB2 LUW 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
- Minimum privileges required when an Oracle database serves as the source
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
- User management
- Alert center
  - View project alerts
  - View system alerts
  - Manage alert settings
- Associate with OCP
- System parameters
  - Modify system parameters
  - Modify HA configurations
- Operation audit
O&M Guide
- Manage OMS services
- OMS logs
- O&M operations for the Store component
- Store parameters
  - Parameters of an Oracle store
  - Parameters of a DB2 store
  - 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 of a destination DataHub instance
  - Parameters of the source Sybase database
  - 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
  - How do I troubleshoot common problems with Oracle Store?
  - How do I perform performance tuning for Oracle Store?
  - What do I do when Oracle Store reports an error at the isUpdatePK stack?
  - 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?
  - How do I use LogMiner to pull data from an Oracle database?
- 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
  - User privileges
    - What privileges do I need to grant to a user during data migration to or from an Oracle database?
  - 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 upgrade Store?
Release Note
- V3.4
  - OMS V3.4.0
- V3.3
  - OMS V3.3.1
  - OMS V3.3.0
- V3.2
  - OMS V3.2.2
  - OMS V3.2.1
- V3.1
  - OMS V3.1.0
- V2.1
  - OMS V2.1.2
  - OMS V2.1.0

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