MySQL Tutorial

What does MUL mean in MySQL?

This article explains the meaning of the MUL index in MySQL. MUL indicates that a column can have non-unique values and is commonly used with foreign keys.

List common data between two tables based on a join key in MySQL

Guide on writing a MySQL query to list common data between two tables based on a join key. This SQL command helps in finding records that are present in both tables.

List data present in table1 but not in table2 in MySQL

Guide on writing a MySQL query to list data that is only in table1 and not in table2. This SQL command helps in finding records that do not match between two tables based on a foreign key relationship.