[大数据]2021-10-29 Mysql下载与安装 (自用)

下载 5.7.23
https://downloads.mysql.com/archives/community/

配置变量
变量名：MYSQL_HOME
变量值：D:\mysql5.7.23
path里添加：%MYSQL_HOME%\bin

创建目录

• data
• Uploads

创建文件夹my.ini

[mysqld]
port=3306
character_set_server=utf8
basedir=D:\mysql5.7.23
datadir=D:\mysql5.7.23\data
server-id=1
sql_mode=NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
lower_case_table_names=1
innodb_file_per_table = 1
log_timestamps=SYSTEM

log-error   = error.log
slow_query_log = 1
slow_query_log_file = slow.log
long_query_time = 5
log-bin = binlog
binlog_format = row
expire_logs_days = 15
log_bin_trust_function_creators = 1
secure-file-priv=D:\mysql5.7.23\Uploads

[client]   
default-character-set=utf8

进入mysql/bin目录下

1. 执行初始化命令
   mysqld --initialize-insecure
2. 注册mysql服务 （注意要用管理员打开cmd）
   mysqld –install MySQL57
3. 启动
   net start MySQL57
4. 修改密码
   alter user 'root'@'localhost' identified by '123456';
5. 用户远程访问
   grant all privileges on *.* to 'root' @'%' identified by '123456' with grant option;

备份

rem auther:wang
rem date:20190526
rem ******MySQL backup start********
@echo off
forfiles /p "E:\MySQLdata_Bak\mysql_backup" /m backup_*.sql -d -7 /c "cmd /c del /f @path"
set "Ymd=%date:~0,4%%date:~5,2%%date:~8,2%0%time:~1,1%%time:~3,2%%time:~6,2%"
"D:\mysql5.7.23\bin\mysqldump" -uroot -p123456 -P3306 --default-character-set=utf8 -R -E --single-transaction  --all-databases > "E:\MySQLdata_Bak\mysql_backup\backup_%Ymd%.sql"
@echo on
rem ******MySQL backup end********