当前位置:Gxlcms > mysql > MySQL定时数据备份的实现并不难

MySQL定时数据备份的实现并不难

时间:2021-07-01 10:21:17 帮助过:25人阅读

以下的文章主要介绍的是MySQL 定时数据备份的实际应用,我们首先从一个相关的日志脚本来看Bash Shell语法的实际演练 ,把pdf文件批量转换成jpg文件 ,下面就是文章的具体内容的介绍。 更多相关推荐 可以根据自己的需求自己改写:) 运行Java代码 bashMySQL_ba

以下的文章主要介绍的是MySQL 定时数据备份的实际应用,我们首先从一个相关的日志脚本来看Bash Shell语法的实际演练 ,把pdf文件批量转换成jpg文件 ,下面就是文章的具体内容的介绍。

更多相关推荐 可以根据自己的需求自己改写:) 运行Java代码

  1. <ol class="dp-xml"><li class="alt"><span>bash MySQL_backup.sh </span></li><li><span>bash </span>MySQL<span>_backup.sh </span></li></ol>

Java代码

  1. <ol class="dp-xml"><li class="alt"><span><span>#!/bin/bash </span></span></li><li><span>#This is a ShellScript For Auto DB Backup </span></li><li class="alt"><span>#Powered by liuzheng </span></li></ol>

系统变量定义

  1. <ol class="dp-xml"><li class="alt"><span><span class="attribute">DBName</span><span>=</span><span class="attribute-value">Bulletin_production</span><span> </span></span></li><li><span class="attribute">DBUser</span><span>=</span><span class="attribute-value">root</span><span> </span></li><li class="alt"><span class="attribute">DBPasswd</span><span>= </span></li><li><span class="attribute-value">BackupPath</span><span>=/home/worker/</span>MySQL<span>_backup/ </span></li><li class="alt"><span class="attribute">NewFile</span><span>="$BackupPath"</span><span class="attribute-value">db</span><span>$(date +%y%m%d).tar.gz </span></li><li><span class="attribute">DumpFile</span><span>="$BackupPath"</span><span class="attribute-value">db</span><span>$(date +%y%m%d).sql </span></li><li class="alt"><span class="attribute">OldFile</span><span>="$BackupPath"</span><span class="attribute-value">db</span><span>$(date +%y%m%d </span><span class="attribute">--date</span><span>=</span><span class="attribute-value">'1 days ago'</span><span>).tar.gz </span></li></ol>

MySQL 定时数据备份的实现需要创建备份文件

  1. <ol class="dp-xml"><li class="alt"><span><span>if [ ! -d $BackupPath ]; then </span></span></li><li><span>mkdir $BackupPath </span></li><li class="alt"><span>fi </span></li><li><span>echo "---------------------------" </span></li><li class="alt"><span>echo $(date +"%y-%m-%d %H:%M:%S") </span></li><li><span>echo "---------------------------" </span></li></ol>

删除历史文件

  1. <ol class="dp-xml"><li class="alt"><span><span>if [ -f $OldFile ]; then </span></span></li><li><span>rm -f $OldFile </span><span class="tag">></span><span class="tag">></span><span> $LogFile </span></li><li class="alt"><span>echo "[$OldFile]Delete Old File Success!" </span></li><li><span>else </span></li><li class="alt"><span>echo "not exist old file!" </span></li><li><span>fi </span></li></ol>

新文件

  1. <ol class="dp-xml"><li class="alt"><span><span>if [ -f $NewFile ]; then </span></span></li><li><span>echo "[$NewFile] The Backup File is exists,Can't Backup! " </span></li><li class="alt"><span>else </span></li><li>MySQL<span>dump -u $DBUser $DBName </span><span class="tag">></span><span> $DumpFile </span></li><li class="alt"><span>tar czvf $NewFile $DumpFile </span></li><li><span>rm -rf $DumpFile </span></li><li class="alt"><span>echo "[$NewFile]Backup Success!" </span></li><li><span>fi </span></li></ol>

以上的相关内容就是对MySQL 定时数据备份的介绍,望你能有所收获。

人气教程排行