Properly designed tables and relationships can remove data redundancy or duplicate data by dividing your data into many subject-based tables so that each piece of is represented only once.
Here are 2 examples of relationship types:
- One-to-many relationship: g. Each record in a customer table can have many records in an orders table.
- One-to-one relationship: g. Each record in a staff table should only have 1 matching record in a staff details table. Such tables could be split for reasons such as privacy.
Highlights
- Manage table relationships display in Diagram View
- Understand the steps in creating and deleting table relationships