Implementation of MySQL scheduled backup script under Windows

@echo off

echo Set the connection information of MySql database set host=127.0.0.1
set port=3306
set user=root
set pass=admin

echo Set the name of the MySql database to be backed up set dbname=test

echo gets the date format of the day, for example: 20200902231300
set hour=%time:~0,2%
if "%time:~0,1%"==" " set hour=0%time:~1,1%

set backup_date=%Date:~0,4%%Date:~5,2%%Date:~8,2%%hour%%Time:~3,2%%Time:~6,2%

echo Set the path of the backup file set backupfile=D:\mysql\beifen\%dbname%-%backup_date%.sql


echo Use mysqldump to back up the specified MySql echo Note that if there is a space in the path, add double quotes "C:\Program Files\MySQL\MySQL Server 5.7\bin\mysqldump" -h%host% -P%port% -u%user% -p%pass% -c --add-drop-table %dbname% > %backupfile%

echo delete expired files, here it is deleted after more than 30 days forfiles /p D:\mysql\beifen /s /m *.sql /d -30 /c "cmd /c del @file /f"

:: The MySQL version used when writing the script is mysql5.5.16 Ver 14.14 Distrib 5.5.16, for Win32 (x86)
:: This script is used to save a database:: Configure script parameters:: Configure database user SET DB_USER=root

:: Configure database password SET DB_PASSWORD=yuanse3366

:: Configure the backup database name SET DB_NAME=soms

:: Configure the backup file path SET SAVE_PATH=D:\databack\data

:: Configure the path of mysqldump SET MYSQL_DUMP_PATH=D:\wamp\mysql\bin\mysqldump.exe

:: Start working:: Jump to the working directory %SAVE_PATH:~0,2%
cd %SAVE_PATH%
:: Set variable: backup file name SET BAK_FILE=%SAVE_PATH%\soms_bak_%date:~0,4%_%date:~5,2%_%date:~8,2%_%time:~0,2%_%time:~3,2%.sql
:: Start backup %MYSQL_DUMP_PATH% -u%DB_USER% -p%DB_PASSWORD% %DB_NAME% --lock-all-tables -r%BAK_FILE%