CS448/Notes.md

1/9/24

Claude Shannon? came up with theory of information. You are looking for information and knowledge

You want to integrate all the data. Some centralized warehouse. Utilities to access the data. Queries to let you get the data you care about.

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