# ***************************************************************************** # BASICS # ***************************************************************************** # Export database mysqldump -h hostname -u username -p database_name -P port > file.sql # Import database mysql -u username -p database_name < file.sql # Show any queries currently running or in the queue SHOW PROCESSLIST; # Show all connected threads show status where `variable_name` = 'Threads_connected'; # Show maximum number of allowed connections show variables like 'max_connections'; # Set new value for maximum connections (no restart needed but for permanent change update my.cnf) SET GLOBAL max_connections = 150; # Grant all privileges on database GRANT ALL PRIVILEGES ON prospectwith.* TO 'power'@'localhost' WITH GRANT OPTION; # Create user CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password'; # Run SQL query in the background and log output mysql -u root -pmypassword -e "MY SQL QUERY" &>> query.log & disown