mysq privileges
mysql assign privileges to users.install mysql-workbench under ubuntu
#sudo apt-get update
#sudo apt-get install mysql-workbench
#mysql-workbench
#mysql -u root -p
mysql>select host,user,password from mysql.user;
mysql>show grants for 'root'@'localhost';
mysql>grant all on sakila.* to 'zhj'@'%';
mysql>create user 'hive'@'%' identified by 'hive123';
mysql>grant all privileges on *.* to 'hive'@'%';
mysql permits local access defaultly. To enable remote access, you should change /etc/mysql/my.cnf
bind_address = ::
then restart mysql server
#sudo service mysql restart
-----centos
mysql removiing and reinstall process;
Step 1: Uninstall existing rpms using yum
# yum remove mysql mysql-server
Step 2: Remove or move /var/lib/mysql folder.
# mv /var/lib/mysql /var/lib/mysql-bak
Step 3: Reinstall mysql again using yum.
# yum install mysql mysql-server
Step 4: Now mysql service will start successfully.
service mysqld start
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