标签 PostgreSQL , 10.0 , libpq , jdbc , failover , loadbalance , multi host , target_session_attrs 背景数据库一主多备，这个词在互联网应该不陌生。但是主备切换和应用程序如何配合才能天衣无缝呢？你可能会有这样的疑问。 1. 什么类型的QUERY发给主库，什么类型的QUERY发给备库？ 2. 主库和备...

文章 2015-10-15 来自：开发者社区

PostgreSQL数据库压力测试工具pgbench简单应用

PG数据库提供了一款轻量级的压力测试工具叫pgbench,其实就是一个编译好后的扩展性的可执行文件。介绍如下。环境： CentOS 5.7(final) PG:9.1.2 Vmware 8.0 数据库参数： max_connection=100 ,其他略，默认 1.安装进入源码安装包,编译,安装 [postgre...

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