Toad has implemented a large script mode to improve performance when opening files larger than 2 MB.See Editor Shortcut Keys for more information about keyboard shortcuts used in the Editor.The editor combines a powerful SQL and procedure editor into a single interface. Hover over the call-out to view the subquery statement. A call-out in the main query Diagram pane indicates that the statement contains a subquery and identifies the column it is on. Select the Results tab to review the result set for the subquery.Ĭlick the Query node in the Queries pane to return to the main query window. Your subquery window should look something like this: In the Where Condition editor, select the In comparison operator, select Constant, and select the values 1 and 2. Select the Where field in the REGION_ID column and click. The child (subquery) Query Builder window includes a Diagram pane, a Criteria pane, and a Queries pane for navigating back and forth between subqueries and the main query.ĭrag the REGION table to the Diagram pane and select the REGION_ID column. Select the IN operator from the list, and then click Subquery.Ī child Query Builder window displays for you to use to build the subquery. Drag the ADDRESS table to the Diagram pane.Ĭlick these column names in the ADDRESS table to add the columns to the query:.Select Tools | Query Builder | Query Builder.In this tutorial you will create a subquery to use to filter your selection of address IDs to only those addresses from specific regions.Ĭonnect to the Toad Sample (Access) database in the Navigation Manager. Storage Performance and Utilization Management.Information Archiving & Storage Management.Hybrid Active Directory Security and Governance.Starling Identity Analytics & Risk Intelligence.One Identity Safeguard for Privileged Passwords.You can test the hypothesis that the problem is the lack of initialization for Top_Value without changing the procedure code. END IF statement is not executed.Īt this point, you may realize that the problem is that Top_Value is not initialized. The test failed because a comparison of any value to NULL returns NULL. The yellow arrow moves back to the following text: Press F11 once more to determine which branch the execution takes. The value of the variables changes when you reach the following line: Press F11 to scroll through the procedure. The Top_Company, Top_Value, This_Value, and This_Company variables are all uninitialized and are therefore NULL.
In the Debugger Details window, click the Local tab to display a list of local variables in the procedure together with their current value and data type. In the right pane of Sybase Central, a yellow arrow appears on top of the red circle indicating the break point. In the left pane, right-click Debugger_Tutorial (GROUPO) and click Execute From Interactive SQL. To add a breakpoint, click the vertical gray area to the left of the statement.
In the right pane, locate the following statement: In the right pane, double-click Debugger_Tutorial (GROUPO).