Creating a Trigger
This section describes how to create a trigger on the DAS console. A trigger is a set of SQL statements stored in the database catalog. Whenever an event associated with a table occurs, a SQL trigger is executed or fired to insert, update, or delete data.
Procedure
- Log in to the DAS console.
- Click in the upper left corner and select a region and project.
- Click in the upper left corner, and under Databases, click Data Admin Service.
- In the navigation pane on the left, choose Development Tool.
You can also click Go to Development Tool on the overview page.
- Locate the DB instance that you want to log in to and click Log In in the Operation column.
- On the top menu bar, choose Database Management.
- Click Change on the right of the current database to switch to the database where you want to create a table.
Figure 1 Switching to another database
- On the Objects tab page, choose Triggers.
- Click Create Trigger.
- On the displayed page, set required parameters and edit trigger definition statements. Then, click Create.
Figure 2 Specifying trigger information
- In the displayed dialog box, click Execute.
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