Select the Alternative sort check box. Move the items that use this item class, from the Available items list to the

Maintaining Items and Item Classes 9-19 ■ have a one to one relationship with the item that contains the list of values 8. Click Next to display the Item Class Wizard: Step 4 dialog select items that use this item class dialog. Figure 9–10 Item Class Wizard: Step 4 dialog Note: If you selected the Drill to detail check box on the first page of the Item Class Wizard, end users will be able to drill between any of the items that you select on this page.

9. Move the items that use this item class, from the Available items list to the

Selected items list. 10. Click Next to display the Item Class Wizard: Step 5 dialog advanced options for list of values to specify options controlling how LOVs are selected and displayed in Discoverer Plus. Figure 9–11 Item Class Wizard: Step 5 dialog 11. Specify the number of values to retrieve in each group, and select other check boxes as required. 12. Click Next to display the Item Class Wizard: Step 6 dialog enter name and description . 9-20 Oracle Fusion Middleware Administrators Guide for Oracle Business Intelligence Discoverer Figure 9–12 Item Class Wizard: Step 6 dialog 13. Enter a name and description for your new item class. 14. Click Finish. How to create a drill to detail item class To create a drill to detail item class:

1.

Choose Insert | Item Class to display the Item Class Wizard: Step 1 dialog . Figure 9–13 The Item Class Wizard: Step 1 dialog

2. Select the Drill to detail check box.

3. Click Next to display the Item Class Wizard: Step 2 dialog select items that use this item class dialog. Maintaining Items and Item Classes 9-21 Figure 9–14 Item Class Wizard: Step 2 dialog

4. Move the items that use this item class, from the Available items list to the

Selected items list. Note: End users will be able to drill between any of the items that you select on this page. 5. Click Next to display the Item Class Wizard: Step 3 dialog enter name and description dialog. Figure 9–15 Item Class Wizard: Step 3 dialog 6. Enter a name and description for your new item class. 7. Click Finish. How to create a list of values using a custom folder This alternative method is useful if you have a small number of values. You can use a custom folder to create a local list of values within the End User Layer. For example, if you want a list of values for North, South, East, and West, create a custom folder called Region_lov and type in the SQL statements suggested below.

1.

In the Data page of the Workarea, choose Insert | Folder | Custom to display the Custom Folder dialog . 2. Enter the following SQL statements into the Custom Folder dialog: 9-22 Oracle Fusion Middleware Administrators Guide for Oracle Business Intelligence Discoverer SELECT ’NORTH’ REGION FROM sys.dual UNION SELECT ’SOUTH’ REGION FROM sys.dual UNION SELECT ’EAST’ REGION FROM sys.dual UNION SELECT ’WEST’ REGION FROM sys.dual This query creates one item Region, that can now be used as a list of values which will help optimize performance. For more information about custom folders, see What are custom folders? . 3. Click Validate to validate the SQL statement. 4. Click OK. How to edit an item class To edit an existing item class:

1.

In the Workarea: Data tab , click the item class that you want to edit and choose Edit | Edit... to display the Edit Item Class dialog. Note: The Edit Item Class dialog consists of five tabs. These resemble the pages in the Item Class Wizard and enable you to edit the settings you specified when you created the item class. 2. Display the Edit Item Class dialog: List of values tab to change the list of values used in the selected item class. Figure 9–16 Edit Item Class dialog: List of Values tab

3. Display the

Edit Item Class dialog: Alternative Sort tab to change the alternative sort sequence assigned to the list of values for the selected item class.