Report Processing

Input:

1. beginning date
2. end date
3. district number
4. product sales history

Output:

1. sales report

Assumption:

All inputs are syntactically correct.

Errors:

valid dates district exists

Process description:

Query product sales history database for all newspaper and magazine products sold in the district with district number given and between the beginning and end date.

Input:

1. beginning date
2. end date
3. product sales history p
4. roductID

Output:

1. sales report

Assumption:

All inputs are syntactically correct.

Errors:

invalid beginning and end dates newspaper_product or magazine_product doesn't exist.

Process description:

Query product sales history Query sales history database for the productID over the defined reporting period (beg. and end date) and print report. for all newspaper and magazine products

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