Mastering MySQL: Understanding and Implementing Database Constraints

Sandipan Kr Bag 1 year ago

List of all the operators in Java

By Sandipan Kr Bag • 0 Comments

These are the main operators available in Java, covering arithmetic, relational, logical, bitwise, assignment, conditional, instanceof, member access, method invocation, array access, and a few other specialized operators

Sandipan Kr Bag 1 year ago

20 Employee Data for Practice in a Relational Database Management System (RDBMS)

By Sandipan Kr Bag • 0 Comments

Here are 20 example records filled with dummy data for practice purposes in a relational database management system (RDBMS):

Sandipan Kr Bag 1 year ago

Mastering MySQL: Understanding and Implementing Database Constraints

By Sandipan Kr Bag • 0 Comments

In MySQL, constraints are rules applied to columns in a table to enforce data integrity and define the structure of the database. They ensure that data meets certain criteria or conditions, such as uniqueness, referential integrity, or the absence of NULL values.