Common MYSQL operations

For MYSQL operations, I would like to ask, we usually write programs, such as connecting PHP to the database and then perform some operations. Is this access through the tcpip3306 port or the mysql command? ------ Solution ------------------ 3306 MYSQL operations at ordinary times
I would like to ask, we usually write programs, such as PHP to connect to the database and then perform some operations.
Is this access through TCP/IP port 3306 or through mysql commands?



------ Solution --------------------
3306