Data Models & Types of Data Models Amharic

Описание: Welcome to our video on Data Models! In this informative session, we’ll explore the essential role data models play in organizing, managing, and structuring data within systems.
🔍 What is a Data Model?
A data model is a conceptual representation of data objects, their attributes, and the relationships between them. It serves as a blueprint for how data is stored, accessed, and manipulated in a database.
📊 Types of Data Models:
Conceptual Data Model (CDM):
Provides a high-level overview of the data and its relationships.
Focuses on business concepts without diving into technical details.
Logical Data Model (LDM):
Defines how the data will be structured in a detailed manner.
Independent of any specific database management system (DBMS) and includes entities, attributes, and relationships.
Physical Data Model (PDM):
Describes how the data will be implemented using a specific DBMS.
Includes tables, columns, data types, indexes, and performance optimization strategies.

join telegram channel
https://t.me/ayeducation1