To add the selected property to the Ordering properties list, click the Add

Managing Oracle CQL Rules 6-45 Figure 6–53 Query Wizard Join Editor Dialog

2. Edit the dialog as

Table 6–13 describes. Table 6–13 Query Wizard Join Editor Attributes Attribute Description Source 1 Select the first source to join. Properties Read-only list of properties of Source 1. Source 2 Select the second source to join. Properties Read-only list of properties of Source 2. Join Type Select the type of join: ■ No outer join : select this option to create a simple join. For more information, see Inner Joins in the Oracle Complex Event Processing CQL Language Reference. ■ Left outer join : select this option to create a left outer join. For more information, see Left Outer Joins in the Oracle Complex Event Processing CQL Language Reference. ■ Right outer join : select this option to create a right outer join. For more information, see Right Outer Joins in the Oracle Complex Event Processing CQL Language Reference. Join Predicate Create the Join Predicate by doing either of the following: ■ Click the Plus Sign button to create the join predicate using the Source 1 and Source 2 properties you select. ■ Click the Expression Builder button to create the join predicate using any of the Source 1 and Source 2 properties and Oracle CQL functions and operators. Generated CQL Statement Editable Oracle CQL fragment associated with this CQL Construct. 6-46 Oracle Complex Event Processing Visualizer Users Guide

3. Select a source from the Source 1 pull-down menu.

4. Select a source from the Source 2 pull-down menu.

5. Select a property in the Source 1 Properties list to join on.

6. Select a property in the Source 2 Properties list to join on.

7. Choose the Join Type.

8. Create the Join Predicate by doing either of the following:

a. Click the Plus Sign button to create the join predicate using the Source 1 and

Source 2 properties you select.

b. Click the Expression Builder button to create the join predicate using any of

the Source 1 and Source 2 properties and Oracle CQL functions and operators.

9. To add the join predicate to the generated CQL statement, click the Add Join

button.

10. To remove the join predicate from the generated CQL statement, click the Undo

Join button.

11. Click the Validate button to ensure that your changes are syntactically correct.