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3 R. Ching, Ph.D. MIS Area California State University, Sacramento The Work-Around
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Week 13Week 13April 26April 26
• Pseudo Drill-Down GraphsPseudo Drill-Down Graphs
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Problem with Multiple YearsProblem with Multiple Years
• The drill-down graph requires two parametersThe drill-down graph requires two parameters– Host variable for the specific slice in the pieHost variable for the specific slice in the pie– Lexical reference variable to the columnLexical reference variable to the column
• Only one parameter can be sent to the drill-down graph Only one parameter can be sent to the drill-down graph with OG.MOUSEDOWNwith OG.MOUSEDOWN– Symptom: When a slice is clicked, the drill-down graph Symptom: When a slice is clicked, the drill-down graph
reverts to its default valuesreverts to its default values• Solution:Solution: Two separate graphs controlled by list boxes Two separate graphs controlled by list boxes
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
The Work-AroundThe Work-Around
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Two chart areasTwo chart areas
Specifies the record label for the yearSpecifies the record label for the year
Specifies the yearSpecifies the year
What the Form Will Look LikeWhat the Form Will Look Like
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Change the yearChange the year
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Create Two Chart ItemsCreate Two Chart Items
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
In Graphics Builder…In Graphics Builder…
First GraphFirst Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Create the First GraphCreate the First Graph
Data modelData model
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Refined GraphRefined Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Select “Parameters”Select “Parameters”
Click on create (“+”)Click on create (“+”)
Create the lexical reference variableCreate the lexical reference variable
Create Lexical Reference VariableCreate Lexical Reference Variable
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Lexical Reference VariableLexical Reference Variable
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Replace column name with Replace column name with lexical reference variablelexical reference variable
Execute the queryExecute the query
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Test the GraphTest the Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Create OGR FileCreate OGR File
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
In Graphics Builder…In Graphics Builder…
The Second GraphThe Second Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Create Lexical Reference VariableCreate Lexical Reference Variable
Host variable Host variable (will be used (will be used to specify a to specify a particular particular record label)record label)
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Lexical Lexical reference reference variable (will variable (will be used to be used to specify the specify the sales revenue sales revenue year column)year column)
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Initial Data ModelInitial Data Model
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Select Graph TypeSelect Graph Type
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Change Independent VariableChange Independent Variable
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Change Independent VariableChange Independent Variable
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Initial GraphInitial Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
In Form Builder…In Form Builder…
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Program the Trigger for the First GraphProgram the Trigger for the First Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
PL/SQL CodePL/SQL Code
Commented outCommented out
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Test the GraphTest the Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Program the Trigger for the Second GraphProgram the Trigger for the Second Graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
PL/SQL CodePL/SQL Code
Use for debuggingUse for debugging2 parameters2 parameters
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Use for debuggingUse for debugging
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
Test the FormTest the Form
Default line graphDefault line graph
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R. Ching, Ph.D. • MIS Area • California State University, Sacramento
