Help Center/ Data Admin Service/ User Guide/ RDS for MariaDB/ Trigger Management/ Creating a Trigger
Updated on 2024-08-29 GMT+08:00
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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

  1. Log in to the DAS console.
  2. Click in the upper left corner and select a region and project.
  3. Click in the upper left corner, and under Databases, click Data Admin Service.
  4. In the navigation pane on the left, choose Development Tool.

    You can also click Go to Development Tool on the overview page.

  5. Locate the DB instance that you want to log in to and click Log In in the Operation column.
  6. On the top menu bar, choose Database Management.
  7. Click Change on the right of the current database to switch to the database where you want to create a trigger.

    Figure 1 Switching to another database

  8. On the displayed Objects page, choose Triggers. In the upper left corner of the page, click Create Trigger.

    Figure 2 Creating a trigger

  9. On the displayed page, set required parameters and edit trigger definition statements. Then, click Create.

    Figure 3 Specifying trigger information

  10. In the displayed dialog box, click Execute.

    Figure 4 Confirming the script

Parent topic: Trigger Management