Altering a Table

Usage Notes

Improper alterations on a table will cause instance or service exceptions.

Procedure

1. Log in to the DAS console.
2. Click in the upper left corner and select a region and project.
3. In the navigation pane on the left, choose Development Tool.

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

4. Locate the DB instance that you want to log in to and click Log In in the Operation column.
5. On the top menu bar, choose Database Management.
6. 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
   

7. On the displayed Objects tab, choose Tables on the left.
8. In the table list, locate the table you want to alter and click Alter in the Operation column.
   Figure 2 Table list
   

9. Alter the table information as required. For details, see Creating a Table.
   Figure 3 Altering table settings
   

10. After the alteration is complete, click Alter.
11. In the SQL Preview dialog box, click Execute.