rm -rf /usr/local/mysql
rm -rf /etc/init.d/mysqld

yum -y install wget vim bash-completion
yum -y install gcc gcc-c++ cmake ncurses-devel autoconf perl perl-devel

mkdir -p /usr/local/mysql/data
groupadd mysql
useradd -r -g mysql mysql

tar -zxvf mysql-5.6.40.tar.gz
cd mysql-5.6.40
cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql \         #默认安装目录
-DINSTALL_DATADIR=/usr/local/mysql/data \             #数据库存放目录
-DDEFAULT_CHARSET=utf8 \                      #使用utf8字符
-DDEFAULT_COLLATION=utf8_general_ci \               #校验字符
-DEXTRA_CHARSETS=all \                       #安装所有扩展字符集
-DENABLED_LOCAL_INFILE=1                      #允许从本地导入数据
make && make install

cd /usr/local/mysql
chown -R mysql:mysql .
chown -R mysql:mysql data

vim /etc/profile
export MYSQL_HOME="/usr/local/mysql"
export PATH="$PATH:$MYSQL_HOME/bin"
#:wq保存退出
source /etc/profile

systemctl start mysql
systemctl restart mysql
systemctl stop mysql
systemctl enable mysql

mysql -uroot -p
******  #输入密码
exit   #退出