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Query challenge 2: cumulative weekly budget
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General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Title:
Query challenge 2: cumulative weekly budget
Miscellaneous
Thread ID:
00090874
Message ID:
00090874
Views:
59
I actually need this. I have been asked to graph budgets in two different ways. So it's really two query challenges. I don't know if they can be done with queries at all.

Subtask records have a name field, authorized date field, due date field, and an authorized hours field. Queries turn these fields into a weekly budget field by subtracting the due date from the authorized date, turning that into a "weeks remaining", and dividing that into the hours. The weekly budget for a task containing these subtasks is defined as the sum of the individual weekly budgets at a given time.

Let's say my subtask table looks like this:
A     2000          1/1/98          6/1/98
B     3200          3/1/98          7/1/98
and the weekly budgets, calculated in the query, are:
A     100
B     200
...assuming exactly 4 weeks/month for simplicity.

One way to represent the above example is to graph a query which would look like this:
1/1/98          100
3/1/98          300
6/1/98          200
7/1/98          0
so I would need to figure out how to make such a cursor. Another way I have been asked to represent these amounts is to show the total expenditure that the budget allows over time:
1/1/98          0
3/1/98          800
6/1/98          4400
7/1/98          5200
The above queries contain, I think, the minimum necessary points for graphing. Writing code that scans the tables and writes cursors can be done, but it would be cool to do it with a SELECT - SQL.

Thank you.
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