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Welcome to the OnlineSchemaChange wiki!

Be sure to check all opening issues before using this tool. There may be unclosed bug affecting your use case.

Use test_cli.py to go through all integration test cases to make sure OSC supports your MySQL environment.

Basic

• Special Things About OSC
• How OSC works
• Best Practice
• Limitation
• Future Work
• Q&A

Advanced

• Advanced Features
• Use Hooks
• OSC as a module

For Bug reporters & Contributors

• How to Contribute
• Write an Integration Test Case