25 lines
668 B
Markdown
25 lines
668 B
Markdown
# 1/9/24
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Claude Shannon? came up with theory of information. You are looking for information and knowledge
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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.
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# 1/11/24
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Additional DBMS functionality
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- Temporal database as well
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#### Data Abstraction
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- A data model
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- Can store as a table
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- can store as a tree
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- or a network
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- Used to hide storage details and present the users with a conceptual view of the database
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# 1/16/24
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How you store the data is independent from how you access the data.
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the very first database model was called the entity relationship model
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