Polardb开源版本初探

We extend a tool named as pgxc_ctl from PG-XC/PG-XL open source project to support cluster management, such as configuration generation, configuration modification, cluster initialization, starting/stopping nodes, and switchover, etc. Its detail usage can be found deployment .

or you can just call build script to build.

datanode_1 is node name configured in polardb_paxos.conf.

check cluster status and start failed node.

onekey.sh can be used to build、configure、deploy and init a database cluster.

reference deployment for detail instructions.

Regress and other test details can be found here . Some benchmarking example is here

polardbformysql支持水平扩展，数据库很容易成为应用系统的瓶颈。单机数据库的资源和处理能力有限，在高并发的分布式系统中，可采用分库分表突破单机局限。本文总结了分库分表的相关概念、全局ID的生成策略、分片策略、平滑扩容方案、以及流行的方案。

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