Data redundancy often leads to higher storage costs and poor access time. Data redundancy: Data redundancy refers to the duplication of data, lets say we are managing the data of a college where a student is enrolled for two courses, the same student details in such case will be stored twice, which will take more storage than needed.We will first discuss what is a file processing system and how Database management systems are better than file processing systems. In this guide, you will learn advantages and disadvantages of DBMS.
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