23 Copyright © 2009, Oracle. All rights reserved. Oracle Business Intelligence Answers: Advanced Features

Copyright © 2009, Oracle. All rights reserved Objectives After completing this lesson, you should be able to: Combine request criteria by using set operations Execute direct database requests Edit logical SQL that is generated by a request Creating a link to a saved request Create an Excel Web Query file

Copyright © 2009, Oracle. All rights reserved Advanced Features Combining request criteria by using set operations Executing direct database requests Editing logical SQL generated by a request Creating a link to a saved request Creating an Excel Web Query file

Copyright © 2009, Oracle. All rights reserved Combining Request Criteria by Using Set Operations Combine criteria from one or more subject areas: Subject areas may be organized with similar information depending on business needs. Combine results from two or more requests into a single request: Example: Combine results from a subject area containing all active customers with results from a subject area containing customers who have ordered one or more products.

Copyright © 2009, Oracle. All rights reserved Set Operators Set operators and their effects on results: Returns rows from first request that are not in other requestsMinus Returns rows that are common to all requestsIntersect Returns all rows from all requestsUnion All Returns nonduplicate rows from all requestsUnion Effect on ResultsSet Operator Request 1Request 2 Row AAARow BBB Row CCC Request 1Request 2 Row AAARow BBB Row CCC Request 1Request 2 Row AAARow BBB Row CCC Request 1Request 2 Row AAARow BBB Row CCC Union Union All IntersectMinus

Copyright © 2009, Oracle. All rights reserved Combining Results of Multiple Requests 1.Build a request. 2.Combine with a similar request. 3.Construct the combined request. 4.Apply a set operator. 5.Check the results.

Copyright © 2009, Oracle. All rights reserved Build a request. Build a request with desired columns and filters. Request returns customers with dollars between 5000 and

Copyright © 2009, Oracle. All rights reserved Combine with a similar request. Click the “Combine with Similar Request” button and select a subject area. Select the same subject area or a different subject area.

Copyright © 2009, Oracle. All rights reserved Construct the combined request. Add columns and filters to the new request. The number of columns and data types must be consistent across all criteria. New request returns customers with dollars between and Click Edit to add additional criteria.

Copyright © 2009, Oracle. All rights reserved Apply a set operator. Click the Set button and select the set operator. Combined request returns the union of customers with dollars between 5000 and

Copyright © 2009, Oracle. All rights reserved Check the results. Results of two or more requests are combined into a single request. The table displays the union of all customers with dollars between 5000 and

Copyright © 2009, Oracle. All rights reserved Direct Database Request Privileges Users with appropriate privileges can create and issue direct database requests to physical back-end data sources. –Results can be displayed and manipulated in Oracle Business Intelligence Answers and incorporated into Interactive Dashboards. Required privileges include: –Edit Direct Database Requests –Execute Direct Database Requests

Copyright © 2009, Oracle. All rights reserved Changing Direct Database Request Privileges Changes are made in Oracle BI Presentation Services Administration

Copyright © 2009, Oracle. All rights reserved Creating and Executing a Direct Database Request 1.Create a direct request. 2.Construct a direct database request. 3.Check the results.

Copyright © 2009, Oracle. All rights reserved Create a direct request. Click Create Direct Request on the Answers start page.

Copyright © 2009, Oracle. All rights reserved Construct a direct database request. Follow the on-screen instructions to create the request

Copyright © 2009, Oracle. All rights reserved Check the results. Results are displayed in the Answers workspace.

Copyright © 2009, Oracle. All rights reserved Editing Logical SQL Generated by a Request For advanced users and developers with specific privileges: 1 2 3

Copyright © 2009, Oracle. All rights reserved Editing Logical SQL Generated by a Request

Copyright © 2009, Oracle. All rights reserved Creating a Link to a Saved Request For users with permission to access the Advanced tab: 1 2 3

Copyright © 2009, Oracle. All rights reserved Creating an Excel Web Query File For users with permission to access the Advanced tab: 1 2 3

Copyright © 2009, Oracle. All rights reserved Viewing an Excel Web Query File 1 3 2

Copyright © 2009, Oracle. All rights reserved Summary In this lesson, you should have learned how to: Combine request criteria by using set operations Execute direct database requests Edit logical SQL that is generated by a request Create an Excel Web Query file

Copyright © 2009, Oracle. All rights reserved Practice 23: Overview This practice covers the following topics: Combining requests by using set operations Executing direct database requests