The full form of RDBMS is Relational Database Management System. It is a type of database management system (DBMS) that is based on the relational model of data. Learn what RDBMS ( Relational Database Management System) is, its features, advantages, and how it differs from DBMS. Relational Database Management System ( RDBMS ) is a Database Management System (DBMS) designed specifically for relational databases. RDBMS is used to create, update, and administer a relational database , a collection of data that stores data in the form of related tables. What is RDBMS? RDBMS stands for Relational Database Management Systems. It is a program that allows us to create, delete, and update a relational database . A Relational Database is a database system that stores and retrieves data in a tabular format organized in the form of rows and columns.