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Creating Calculation Measures in OBIEE

In this set of steps you use existing measures to created a derived calculation measure. To create
a derived calculation measure you perform the following steps:
• Open the Repository in Offline Mode
• Create a Calculation Measure Derived from Existing Columns

• Create a Calculation Measure Using a Function
• Load the Repository
• Create and Run an Analysis
• Check the Query Log

Open the Repository in Offline Mode

1 . Return to the Administration Tool, which should still be open. If not, select Start –> Programs –> Oracle Business Intelligence –> BI Administration.
2 . Select File –> Open –> Offline.

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3 . Select BISAMPLE.rpd and click Open. Do not select any BISAMPLE repository with an extension, for example, BISAMPLE_BI0025.rpd. Recall that these are the repositories that have been loaded into Oracle BI Server memory.

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4 . Enter BISAMPLE1 as the repository password and click OK to open the repository.

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Create a Calculation Measure Derived from Existing Columns

1 . In the BMM layer, expand Sample Sales > F1 Revenue.

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2 . Right-click F1 Revenue and select New Object > Logical Column to open the Logical Column dialog box.

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3 . On the General tab, enter Actual Unit Price in the Name field.

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4 . Click the Column Source tab.

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5 . Select Derived from existing columns using an expression.

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6 . Click the Edit Expression button to open Expression Builder.

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7 . In the left pane select Logical Tables > F1 Revenue > Revenue.

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8 . Click the Insert selected item button to move the Revenue column to the right pane.

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9 . Click the division operator to add it to the expression.

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10 . In the left pane select Logical Tables > F1 Revenue and then double-click Units to add it to the expression.

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11 . Click OK to close Expression Builder. Notice that the formula is added to the Logical Column dialog box.

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12 . Click OK to close the Logical Column dialog box. The Actual Unit Price calculated measure is added to the business model.

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13 . Drag Actual Unit Price from the BMM layer to the Base Facts presentation table in the Presentation layer.

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14 . Save the repository and check consistency. Fix any errors or warnings before proceeding.

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Creating Calculation Measures in OBIEE
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