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DBMS-Relational Model

16 posts

How to Choose a Database Management System

Last Updated: 19 July 2025

In any system built on a Database Management System (DBMS), selecting the right database is a key architectural decision. It influences data consistency, performance, scal...read more

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DBMS-Relational Model

Computer Science and Engineering

Non-Relational Databases and Their Types

Last Updated: 23 July 2025

In the area of database management, the data is arranged in two ways which are Relational Databases (SQL) and Non-Relational Databases (NoSQL). While relational databases ...read more

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DBMS-Relational Model

Database Schemas

Last Updated: 23 July 2025

A database schema defines the structure and organization of data within a database. It outlines how data is logically stored, including the relationships between different...read more

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DBMS-Relational Model

RENAME (ρ) Operation in Relational Algebra

Last Updated: 15 July 2025

The rename operator in relational databases is used to change the name of a relation (table) or its attributes (columns). It is denoted by rho (ρ). It helps in making the ...read more

DBMS-Relational Model

Difference between CouchDB and Relational Database

Last Updated: 15 July 2025

CouchDB is a NoSQL document-oriented database that stores the data as a flexible JSON document while relational databases organize data in a structured table with the pred...read more

Difference Between

DBMS-Relational Model

RDBMS Architecture

Last Updated: 15 July 2025

RDBMS stands for Relational Database Management System and it implements SQL. In the real-world scenario, people use the Relational Database Management System to collect i...read more

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DBMS-Relational Model

Data Models in DBMS

Last Updated: 15 July 2025

A Data Model in Database Management System (DBMS) is the concept of tools that are developed to summarize the description of the database.Data Models provide us with a tra...read more

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DBMS-Relational Model

Constraints on Relational Database Model

Last Updated: 12 July 2025

In modeling the design of the relational database we can put some restrictions like what values are allowed to be inserted in the relation, and what kind of modifications ...read more

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DBMS-Relational Model

DBMS-Relational Algebra

Difference between Relational model and Document Model

Last Updated: 12 July 2025

The relational model organizes data into tables with rows and columns, ideal for structured data. On the other hand, the document model stores data in hierarchical documen...read more

Difference Between

DBMS-Relational Model

Types of Databases

Last Updated: 07 August 2025

Databases are essential for storing, retrieving, and managing structured or unstructured data efficiently.They form the backbone of modern applications—from mobile apps to...read more

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DBMS-Relational Model

Difference between Relational Algebra and Relational Calculus

Last Updated: 11 July 2025

Relational Algebra and Relational Calculus are two preliminarily important topics in the study of DBMS. Both are standardized query languages used for querying databases b...read more

Difference Between

DBMS-Relational Model

DBMS-Relational Algebra

Anomalies in Relational Model

Last Updated: 23 July 2025

Anomalies in the relational model refer to inconsistencies or errors that can arise when working with relational databases, specifically in the context of data insertion, ...read more

DBMS-Relational Model

Keys in Relational Model

Last Updated: 22 July 2025

In the context of a relational database, keys are one of the basic requirements of a relational database model. Keys are fundamental components that ensure data integrity,...read more

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DBMS-Relational Model

Introduction of Relational Model and Codd Rules in DBMS

Last Updated: 23 July 2025

The Relational Model is a fundamental concept in Database Management Systems (DBMS) that organizes data into tables, also known as relations. This model simplifies data st...read more

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DBMS-Relational Model

Mapping from ER Model to Relational Model

Last Updated: 23 July 2025

Converting an Entity-Relationship (ER) diagram to a Relational Model is a crucial step in database design. The ER model represents the conceptual structure of a database, ...read more

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DBMS-Relational Model