记一次Ubuntu16.04安装MySql

1.下载MySql安装包MySql官网(点击打开链接)下载“MySQL Community Edition”版本的“mysql-server_5.7.21-1ubuntu16.04_amd64.deb-bundle.tar”文件。2.解压缩安装包图形界面直接解压。
终端解压：tar -xvf mysql-server_5.7.21-1ubuntu16.04_amd64.deb-bundle.tar 。

3.安装解压文件sudo dpkg -i mysql-common_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i libmysqlclient18_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i libmysqlclient-dev_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i libmysqld-dev_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-community-server_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-server_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-community-client_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-client_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-community-bench_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-community-source_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-community-test_5.6.34-1ubuntu14.04_amd64.deb
sudo dpkg -i mysql-testsuite_5.6.34-1ubuntu14.04_amd64.deb

4.试运行查看服务状态：sudo service mysql status
开启服务：sudo service mysql start
登录MySql：sudo mysql -u root -p
退出MySql：Exit;
关闭服务：sudo service mysql stop

5.遇到问题(1).安装时提示依赖libaio1和libmecab2
sudo apt-get install libaio1
sudo apt-get install libmecab2
(2).安装libaio1和libmecab2总是失败。
更新系统：
sudo apt-get update  
sudo apt-get upgrade