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Entity-Relationship (ER) Model.

The Entity-Relationship (ER) Model is one of database design's most important and widely used conceptual data models. It helps developer...
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Data Models in DBMS.

Data Models in DBMS play an important role in organizing and managing data efficiently. A data model acts as a blueprint that defines how da...
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Difference File System and DBMS.

Two common approaches to storing and managing data are File Systems and Database Management Systems (DBMS). While both serve the purpose o...
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Data Independence (Logical and Physical).

Data Independence is a fundamental concept in Database Management Systems (DBMS) that ensures changes made at one level of a database do not...
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Three Schema Architecture in DBMS.

Database systems are complex. To manage this complexity, the Three-Schema Architecture in DBMS provides a structured approach that separates...
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DBMS Architecture: 1-Tier, 2-Tier, and 3-Tier Models.

A Database Management System (DBMS) acts like a smart manager between the user and the data stored in the system. Its architecture defines...
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Difference Between Data and Information.

The terms "data" and "information" are often used interchangeably, but they represent distinct concepts with unique char...
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DBMS Introduction.

What is Data? Data refers to raw facts, figures, or information that can be recorded, stored, and processed. It is the basic building block ...
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