Database Modeling
(การสร้างแบบจำลองฐานข้อมูล)
Definition
Database Modeling (การสร้างแบบจำลองฐานข้อมูล) Hard Skill
The process of designing and structuring a database system by defining data types, relationships, and constraints to support data storage and retrieval efficiently.
Expertise Level
Level 1
Basic
1. Understands basic database concepts such as tables, fields, and records.
2. Can create simple entity-relationship diagrams (ERDs).
3. Familiar with common data types and primary keys.
Level 2
Intermediate
1. Can design normalized database models to reduce redundancy.
2. Understands relationships such as one-to-many and many-to-many.
3. Able to define constraints and indexes to optimize performance.
Level 3
Advanced
1. Can design complex database schemas for large-scale applications.
2. Applies advanced modeling techniques such as dimensional modeling and normalization trade-offs.
3. Able to integrate database models with business requirements and optimize for scalability and security.
