Databases

Conceptual View
How data is organised in a database.
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External View
What the user sees of a database application.
2 of 6
Flat-file Database
A database of only one table.
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Hierachical Database
A database organised on a tree structure.
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Physical View
How the data is stored on the secondary storage.
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SQL
Structured Query Language – a way to program queries to interrogate, maintain and set up a database.
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Other cards in this set

Card 2

Front

External View

Back

What the user sees of a database application.

Card 3

Front

Flat-file Database

Back

Preview of the front of card 3

Card 4

Front

Hierachical Database

Back

Preview of the front of card 4

Card 5

Front

Physical View

Back

Preview of the front of card 5
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