Give a Brief Description of the Relational Model of Database

question 42

Essay

Give a brief description of the relational model of database management.

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Definitions:

Perpetual Inventory System

An accounting method that continuously updates inventory records for every purchase and sale.

Credit Memo

A document issued by a seller to a buyer, reducing the amount that the buyer owes due to a return or refund.

Credit for Returns

A reduction in sales revenue that occurs when customers return previously purchased products.

Discount Period

The timeframe during which a discount is available or the period between the receipt of a bill and its payment due date when a discount may be taken.