MySQL 8 aleviate that problem, although it's not perfect it's better than before: https://mysqlserverteam.com/mysql-8-0-innodb-now-supports-instant-add-column/

MySQL 8 aleviate that problem, although it's not perfect it's better than before: https://mysqlserverteam.com/mysql-8-0-innodb-now-supports-instant-add-column/ https://mysqlserverteam.com/mysql-8-0-innodb-now-supports-in...