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📎 #aliyun_canal

aliyun_canal_overview

INFO

Data synchronization system based on MySQL binary log

Use case​

  • High performance, real-timed data synchronisation

Features​

  • Supports all platforms
  • Prometheus monitoring
  • Canal Server / Client supports HA / Scalability
    • Powered by Apache ZooKeeper
  • Docker

Implementation​

MySQL Master-Slave Replication Implementation​

  • master records changes to binlog
  • slave copies master's binlog to relay log
  • slave redo events in relay log > updates data

Canal​

  • Simulates slave interaction protocol
  • Sends dump protoocl to MySQL master server
  • Parses binary log to own data type

References