417 B
417 B
1/11/24
Additional DBMS functionality
- Temporal database as well
Data Abstraction
- A data model
- Can store as a table
- can store as a tree
- or a network
- Used to hide storage details and present the users with a conceptual view of the database
1/16/24
How you store the data is independent from how you access the data.
the very first database model was called the entity relationship model