Help Center > > User Guide> DDM Database Management (Standard Edition)> Table Management> Altering a Table

Altering a Table

Updated at: May 14, 2020 GMT+08:00


You have logged in to the DAS console and entered the Standard Edition page.

DDM supports global tables, unsharded tables, and sharded tables. Only global tables and unsharded tables can be modified.

To modify shared tables, execute SQL statements in the SQL window.


  1. On the top menu bar, choose Database Management.
  2. On the displayed Objects tab, choose Tables on the left, locate the target table, and click Alter in the Operation column.
  3. On the displayed page, modify the basic table information and click Next.
  4. Make modifications on the Column page. After the operation is complete, you can modify the index information as required or click Alter.
  5. In the SQL Preview dialog box, click Execute.

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