Category: DATABASE

ERROR 1005: Can’t create table (errno: 121) 1

ERROR 1005: Can’t create table (errno: 121)

This error occur when i was working with MySQL and try to cascade the foreign key of more than two or more tables in child table with the primary key in...

Trigger in MySQL 0

Trigger in MySQL

In this post we will see how to use Trigger in MySQL. What is a Trigger: A SQL trigger is a set of SQL statements stored in the database catalog....