关于MariaDB.10.5.1 主从复制介绍
提示:本博文演示环境是基于centos7.2 x86_64位,最小化安装系统,MariaDB.10.5.1二进制安装来进行的 一、简单介绍下slave库的并行复制模式 slave_parallel_mode的 slave并行复制的5种模式: 官方给的5种模式 Description: Controls what transactions are applied in parallel when using parallel replication. optimistic: tries to apply most transactional DML in parallel, and handles any conflicts with rollback and retry. See optimistic mode. conservative: limits parallelism in an effort to avoid any conflicts. See conservative mode. aggressive: tries to maximize the parallelism, possibly at the cost of increased conflict rate. minimal: only parallelizes the commit steps of