Task 4: You have been given a spreadsheet that contains details of invoices. The column headers for the spreadsheet are: date, invoice number, invoice amount, invoice tax, invoice total, cust number, cust name, cust street, cust city, cust state, cust postal code, cust nation, product code, product price, product quantity, salesrep number, salesrep first name, salesrep last name, salesrep district, district name, and district size. Create a high fidelity data model. In other words, list the set of tables (=entities) with their respective column headers. If easier, and alternatively, you can draw an ERD diagram. (Optional: Add some sample data).

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Multiple Table

In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.