[MySQL FAQ]系列 — 大数据量主库如何部署从库_MySQL
1、初始化空库
2、启动复制，忽略常见错误
#slave-skip-errors=1032,1053,1062
3、逐一备份大表，备份大表时，还可以分批次并发导出，方便并发导入
4、全部导入完成后，等待复制没有延迟了，关闭忽略错误选项，重启，正式对外服务
个别不一致的数据，会在后期逐渐被覆盖掉，或者删除掉。
适用于：不要求数据高一致性，且数据量相对较大，尤其是单表较大的情况。
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