1. 1 R. Ching, Ph.D. MIS Area California State University, Sacramento Week 13 April 26 Pseudo Drill-Down GraphsPseudo Drill-Down Graphs

2. 2 R. Ching, Ph.D. MIS Area California State University, Sacramento Problem with Multiple Years The drill-down graph requires two parametersThe drill-down graph requires two parameters –Host variable for the specific slice in the pie –Lexical reference variable to the column Only one parameter can be sent to the drill-down graph with OG.MOUSEDOWNOnly one parameter can be sent to the drill-down graph with OG.MOUSEDOWN –Symptom: When a slice is clicked, the drill-down graph reverts to its default values Solution: Two separate graphs controlled by list boxesSolution: Two separate graphs controlled by list boxes

3. 3 R. Ching, Ph.D. MIS Area California State University, Sacramento The Work-Around

4. 4 R. Ching, Ph.D. MIS Area California State University, Sacramento Two chart areas Specifies the record label for the year Specifies the year What the Form Will Look Like

5. 5 R. Ching, Ph.D. MIS Area California State University, Sacramento Change the year

6. 6 R. Ching, Ph.D. MIS Area California State University, Sacramento Create Two Chart Items

7. 7 R. Ching, Ph.D. MIS Area California State University, Sacramento In Graphics Builder… First Graph

8. 8 R. Ching, Ph.D. MIS Area California State University, Sacramento Create the First Graph Data model

9. 9 R. Ching, Ph.D. MIS Area California State University, Sacramento Refined Graph

10. 10 R. Ching, Ph.D. MIS Area California State University, Sacramento  Select “Parameters”  Click on create (“+”)  Create the lexical reference variable Create Lexical Reference Variable

11. 11 R. Ching, Ph.D. MIS Area California State University, Sacramento Lexical Reference Variable

12. 12 R. Ching, Ph.D. MIS Area California State University, Sacramento

13. 13 R. Ching, Ph.D. MIS Area California State University, Sacramento Replace column name with lexical reference variable Execute the query

14. 14 R. Ching, Ph.D. MIS Area California State University, Sacramento Test the Graph

15. 15 R. Ching, Ph.D. MIS Area California State University, Sacramento Create OGR File

16. 16 R. Ching, Ph.D. MIS Area California State University, Sacramento In Graphics Builder… The Second Graph

17. 17 R. Ching, Ph.D. MIS Area California State University, Sacramento Create Lexical Reference Variable Host variable (will be used to specify a particular record label)

18. 18 R. Ching, Ph.D. MIS Area California State University, Sacramento Lexical reference variable (will be used to specify the sales revenue year column)

19. 19 R. Ching, Ph.D. MIS Area California State University, Sacramento Initial Data Model

20. 20 R. Ching, Ph.D. MIS Area California State University, Sacramento Select Graph Type

21. 21 R. Ching, Ph.D. MIS Area California State University, Sacramento Change Independent Variable

22. 22 R. Ching, Ph.D. MIS Area California State University, Sacramento Change Independent Variable

23. 23 R. Ching, Ph.D. MIS Area California State University, Sacramento Initial Graph

24. 24 R. Ching, Ph.D. MIS Area California State University, Sacramento In Form Builder…

25. 25 R. Ching, Ph.D. MIS Area California State University, Sacramento Program the Trigger for the First Graph

26. 26 R. Ching, Ph.D. MIS Area California State University, Sacramento PL/SQL Code Commented out

27. 27 R. Ching, Ph.D. MIS Area California State University, Sacramento Test the Graph

28. 28 R. Ching, Ph.D. MIS Area California State University, Sacramento Program the Trigger for the Second Graph

29. 29 R. Ching, Ph.D. MIS Area California State University, Sacramento PL/SQL Code Use for debugging 2 parameters

30. 30 R. Ching, Ph.D. MIS Area California State University, Sacramento Use for debugging

31. 31 R. Ching, Ph.D. MIS Area California State University, Sacramento Test the Form Default line graph

32. 32 R. Ching, Ph.D. MIS Area California State University, Sacramento