What is the role of DBMS in RDBMS?
Well, a DBMS is a database management system. In other words, a piece of software (an engine if you like) that manipulates data in a structured fashion. If that engine organizes that data in line with the relational model, then it is a relational DBMS, or RDBMS.
Dig Deeper on Database management system (DBMS) architecture, design and strategy
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