DATABASE MODELS AND THE ENTITY-RELATIONSHIP MODEL

Daminova Barno Esanovna; Qahramonova Mushtariybonu Abdurahmon qizi; Rashidova Sevinch Nurbek qizi

DATABASE MODELS AND THE ENTITY-RELATIONSHIP MODEL

Authors

Daminova Barno Esanovna Associate Professor, Department of Algorithms and Programming Technologies, Karshi State University
Qahramonova Mushtariybonu Abdurahmon qizi Student of Karshi State University
Rashidova Sevinch Nurbek qizi Student of Karshi State University

Keywords:

Database, Relational model, ER-model, Entity, Attribute, Relationship, SQL, Data hierarchy, Database design.

Abstract

This article analyzes the types of data models that form the basis of database management systems (DBMSs) and their principles of operation. In particular, the components of the Entity-Relationship (ER) model, which is the first and most important stage of database design, the attribute hierarchy and logical relationships between objects are discussed in detail. The article shows the importance of models in reducing errors and ensuring data integrity during the design process.

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Published

2026-06-05

Issue

Vol. 49 (2026)

Section

Articles

License

This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

How to Cite

DATABASE MODELS AND THE ENTITY-RELATIONSHIP MODEL. (2026). American Journal of Technology and Applied Sciences, 49, 28-32. https://americanjournal.org/index.php/ajtas/article/view/3634