Tuesday, October 26, 2010

Entity Relationship Diagram




The entity would be U.S cellular for this example. The data types are as follows. The attributes would be the the one of the customer's purchase information. The record would be one of the customer's purchase information like the actual total.The attribute types would be the quantity, description, unit price, and total. The whole invoice is a database table. All of this then forms the relationships between the client and the provider.

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