Normalization of database tables

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Reference no: EM133684462

Normalization of Database Tables

What is normalization? When is a table in 1NF?

Given the dependency diagram shown in Figure 1, answer the following questions

Identify and discuss each of the indicated dependencies
Create a database whose tables are at least in 2NF, showing the dependency diagrams for each table.
Create a database whose tables are at least in 3NF, showing the dependency diagrams for each table.

The dependency diagram in Fig 2 indicates that a patient can receive many prescriptions for one or more medicines over time. Based on the dependency diagram, create a database whose tables are in at least 2NF, showing the dependency diagram for each table.

What is a partial dependency? With what normal form is it associated?
What three data anomalies are likely to be the result of data redundancy? How can such anomalies be eliminated?

Reference no: EM133684462

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