Describe some of the benefits and advantages of performing logical data modeling.
- Explain the distinction between logical data modeling and physical database design.
- Apply a repeatable four-step process for doing logical data modeling
- Identify the components of a data model, including entities, relationships and attributes.
- Normalize entities to fifth normal form and select proper unique identifiers (primary keys).
- Handle complex relationships:
- Many-to-many
- Sub-types and super-types
- Recursive/”Bill of Materials”
- Document the data model with an Entity/Relationship diagram and walk through portions of a data model with people to validate it.
Course Curriculum
Available in
days
days
after you enroll
Available in
days
days
after you enroll
Available in
days
days
after you enroll
Available in
days
days
after you enroll