Found 2 Questions For RDBMS

What is Primary Key in SQL ?

Updated on 24-Jul-2023 17:44:20
Introduction :  In the world of databases, a primary key is a fundamental concept that plays a crucial role in maintaining data integrity and ensuring efficient data retrieval. It is a concept that is essential for anyone working with relational databases and forms the backbone of their structure. In this article, we will delve into the definition of a primary key, explore its examples, understand its significance, and learn how to choose and implement it effectively. Definition of Primary ... Read Mores

What is SQL server ?

Updated on 14-Dec-2021 16:57:09
To understand what exactly is SQL Server, we need to understand what is DBMS and RDBMS. DBMS stands for Database Management System. When we have a huge database with us, we would need a proper management system which would help us organise this database.  There are 4 types of database management systems: Hierarchical Network Relational Object-Oriented. Out of these database management systems, SQL Server comes under the category of Relational database management system.  A re... Read Mores



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