MySQL Lock and Unlock Table

The lock is a mechanism in MySQL to restrict unauthorized access to a personal table. MYSQL allows us to incorporate table locks and are of many types for various types of locks. MYSQL also prevents unauthorized modifications to the table when in a locked state.

MySQL Lock Table

• Tables can be locked with a specific syntax based on the lock statement and the lock type applied.

LOCK TABLES TableName [READ | WRITE];  

• We can specify the lock type whether we want to read lock or write lock.
• Multiple tables can also be locked with a simple syntax in place.

LOCK TABLES tableName1 [READ | WRITE],   
            tableName2 [READ | WRITE],...... ;

• Using this, multiple tables can also be locked.

MySQL Unlock Table

• Using a simple syntax, we can unlock tables at ease in MySQL.

UNLOCK TABLES;