OceanBase logo
  • Products
    OceanBase database

    Products

    High-quality database products to meet full lifecycle enterprise data management needs.

    OceanBase Dedicated
    A fully-managed cloud DBaaS for mission-critical workloads at any scale, effortlessly handles your most demanding workloads.
    OceanBase Database
    The ideal solution for running OceanBase on-premises or in your private and hybrid clouds, allowing you to manage the entire OceanBase lifecycle seamlessly.
  • Solutions
    OceanBase database

    Solutions

    Enterprise data management solutions for all scenarios

    View All
    Multi-Scenario General OLTP
    The next-generation native distributed architecture provides users with high scalability with low costs.
    Real-time Analytics
    Use one set of data for both OLTP and OLAP tasks, realizing real-time analytics while saving ETL process.
    Database Consolidation
    The distributed multi-tenant architecture realizes resource pooling while ensuring isolation and availability.
    Multi-cloud Architecture
    Navi Item Support multi-cloud, cross-cloud, or hybrid cloud deployment architecture.
    Cold Data Archiving
    The intelligent archive database solution helps users quickly archive cold data with reduced costs.
    Database Scaling
    Real-time high concurrency, multi-level elastic scaling with minimum cost implementation for massive online promotions.
    Database Active Geo-redundancy
    High availability architecture to support the core business scenarios with fast recovery, and zero data loss.
  • Customers
    OceanBase database

    Customers

    Check our successful cases to inspire your business

    View All
    Fintech
    GCash
    DANA
    Alipay
    Easypaisa
    Digital Economy
    Haidilao
    POP MART
    Kwai
    Ctrip
    Enterprise
    ICBC
    China Mobile Jiangsu
    Sinopec
  • Resources
    OceanBase database

    Resources

    Various types of resources about OceanBase and the database industry

    White Paper
    Find white papers about OceanBase and the distributed database technology.
    Blog
    Find the product features, best practices, customer cases and latest distributed database insights from the experts in OceanBase Blog.
    Training and Certification
    Learn about OceanBase's core technologies and distinctive features, get your skill certificate.
    GitHub
    View the source code of OceanBase, participate in co building open source projects.
  • Docs
    OceanBase database

    Docs

    Rich content to meet the content demands of using products and solving product usage problems

    View All
    Products
    OceanBase DatabaseOceanBase Cloud
    OceanBase DatabaseOceanBase Database
    Tools
    Connectors and Middleware
    Quick Start
    OceanBase Cloud
    OceanBase Database
    Architecture Overview
    Explore the architecture and technology of distributed database
OceanBase logo
编组
icon

OceanBase Migration Assessment

V4.2.4Enterprise Edition
 
箭头
  • Product Introduction
    • Overview
    • Application scenarios
    • System architecture
    • Product form
  • Install OMA
  • Compatibility assessment
    • Overview
    • Assess the compatibility with objects
    • Assess the compatibility with SQL statements
    • Assess the compatibility with business code
    • Export SQL statements from an OceanBase database
    • Database assessment
      • Overview
      • Assess an Oracle database
      • Assess a MySQL database
      • Assess a TiDB database
      • Assess a PostgreSQL database
      • Assess a DB2 LUW database
  • Performance assessment
    • Standalone edition
      • Overview
      • Assess the performance differences between an Oracle database and an OceanBase database
      • Assess the performance differences between a MySQL database and an OceanBase database
      • Assess the performance differences between different versions of OceanBase Database
    • Distributed edition
      • Overview
      • Deploy workers and clients
      • Analyze and replay files

Download PDF

Overview Application scenarios System architecture Product form Install OMA Overview Assess the compatibility with objects Assess the compatibility with SQL statements Assess the compatibility with business code Export SQL statements from an OceanBase database Overview Assess an Oracle database Assess a MySQL database Assess a TiDB database Assess a PostgreSQL database Assess a DB2 LUW database Overview Assess the performance differences between an Oracle database and an OceanBase database Assess the performance differences between a MySQL database and an OceanBase database Assess the performance differences between different versions of OceanBase Database Overview Deploy workers and clients Analyze and replay files
iconOceanBase Migration Assessment
Select Version
  • V4.2.4 Enterprise Edition
  • V4.2.3 Enterprise Edition
  • V4.2.2 Enterprise Edition
  • V4.2.0 Enterprise Edition
  • V3.3.2 Enterprise Edition

User guide

Install and deploy OMA

OMA compatibility assessment

OMA load replay

  • 1
    Key feature of OMA

    Before you use OMA, you can learn about OMA's key features, including the types and versions of objects it supports for assessment, compatibility evaluation capabilities, and performance assessment capabilities.

    For more information, see "OMA features and benefits".

  • 2
    Install OMA

    Introduce the basic configuration requirements for installing OMA, and how to deploy and use OMA.

    For more information, see "Install OMA".

  • 1
    OMA compatibility assessment

    OMA supports the assessment of the compatibility of Oracle, MySQL, PostgreSQL, TiDB, DB2 LUW, RDS MySQL, Polar MySQL, Polar O, and DRDS databases when converting to OceanBase Database, and provides a compatibility report.

    For more information, see "Assess the compatibility with objects".

  • 1
    OMA load replay

    In scenarios such as heterogeneous database migration or major version upgrades, potential performance differences and risks can be identified through OMA load replay, so that users can optimize.

    For more information, see "OMA replay process".

  • Documentsarrow