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CentOS PostgreSQL 12 主从复制(主从切换)操作
创建一个高可用性(HA)集群配置可采用连续归档,集群中主服务器工作在连续归档模式下,备服务器工作在连续恢复模式下(1台或多台可随时接管主服务器),备持续从主服务器读取WAL文件。 连续归档不需要对数据库表做任何改动,可有效降低管理开销,对主 ...
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