使用Percona Toolkit的工具连接MySQL 8.x数据库时,会遇到类似"failed: Plugin caching_sha2_password could not be loaded: lib64/mariadb/plugin/caching_sha2_password.so: cannot open shared object file: No such file or directory at /usr/bin/pt-show-grants line 1367"这样的…
原文地址:https://www.percona.com/blog/2013/08/12/want-to-archive-tables-use-pt-archiver/ Percona Toolkit’s pt-archiver is one of the best utilities to archive the records from large tables to another tables or files. One interesting thing is that pt-arch…
1. using NPOI.HSSF.UserModel; using NPOI.HPSF; using NPOI.POIFS.FileSystem; using Microsoft.VisualStudio.TestTools.UnitTesting; using System.IO; using System; namespace NPOI.Sample1 { /// <summary> /// 创建Excel文件 /// </summary> [TestClass] publ…
New Features: 1221372: pt-online-schema-change now aborts with an error if the server is a slave, because this can break data consistency in case of row-based replication. If you are sure that the slave will not use row-based replication, you can dis…
percona-toolkit是一组高级命令行工具的集合,用来执行各种通过手工执行非常复杂和麻烦的mysql和系统任务,这些任务包括: l 检查master和slave数据的一致性 l 有效地对记录进行归档 l 查找重复的索引 l 对服务器信息进行汇总 l 分析来自日志和tcpdump的查询 l 当系统出问题的时候收集重要的系统信息 percona-toolkit源自Maatkit 和Aspersa工具,这两个工具是管理mysql的最有名的工具,现在Maatkit工具已经不维护了,请…
安装 percona-toolkit perl Makefile.PL make make test make install 默认安装到 /usr/local/bin 目录下 可能需要 DBI-1.632.tar.gz DBD-mysql-4.033.tar.gz ftp://ftp.funet.fi/pub/languages/perl/CPAN/modules/by-module/DBI/ 安装方式同上 查看都安装了哪些命令 man percona-toolkit 查找重复索引: pt-d…
1.参考C#代码 using Help.DBAccessLayer.Business; using Help.DBAccessLayer.Model.SqlGenerator; using Newtonsoft.Json; using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Reflection; using System.Text; using Syst…