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Draw three levels of DE-D for a Supermarket App

A Customer can build Shopping List by providing Items details and the details will be stored in the Shopping Cart database.

The Warehouse database will also provide the Items details required to complete the process.

A Customer can receive Shopping list details from the View Slopping List process and such details is provided by the Shopping Cart database. A Customer can receive Items details by performing the Search Items process. Customer provide an Item name for searching and the item details are returned from the Warehouse database after searched.

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Supermarket App:

The Project “supermarket” deals with the automation of supermarket. This software will help salespersons in managing the various types of Records pertaining to his/her customer. The product will help the user to work in a highly effective and efficient environment. The salespersons have been recording the customer information …

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