Logical Data Modeling
(การสร้างแบบจำลองข้อมูลเชิงตรรกะ)
Definition
Logical Data Modeling (การสร้างแบบจำลองข้อมูลเชิงตรรกะ) Hard Skill
The process of designing a structured framework to represent data relationships and rules logically, without considering physical database constraints.
Expertise Level
Level 1
Basic
1. Understands basic concepts of data modeling and entities.
2. Can identify key data elements and simple relationships.
3. Familiar with common symbols used in logical data models.
Level 2
Intermediate
1. Can create logical data models representing complex relationships and constraints.
2. Applies normalization rules to ensure data consistency and reduce redundancy.
3. Uses data dictionaries and metadata effectively within models.
Level 3
Advanced
1. Designs comprehensive logical data models that align with business rules and processes.
2. Can optimize models to support scalable and efficient database implementations.
3. Integrates models with physical database design considerations and enterprise architecture.
