Model the following cases by er diagrams.

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Model the following cases by ER diagrams

The following descriptions are about the inventory information.

a) Each product item has ID, description, quantity in the inventory, unit price and a supplier.

b) Suppliers have unique ID, addresses, phone numbers, and names.

c) Each address is made up of a street address, a city, and a postcode.

d) The purchase order may consist of one or more product items.

e) Each purchase order has date, quantity for each items, total value

Reference no: EM132115773

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