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 Changing the Definition of a Database Table 

Use

You can use SQL Studio to change the definition of a database table.

Prerequisites

You have the necessary user authorizations and the user attribute NOT EXCLUSIVE.

For an explanation of user authorizations and user attributes, see the User Concept section of the documentation Database Administration and the Authorization section of the Reference Manual.

Procedure

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       1.      Select the table and choose Catalog Manager ® Alter Table.
The system opens a window for table definition.

       2.      Make the required changes:

·         Defining Columns

·         Defining Constraints for Columns

·         Defining Foreign Key Dependencies

·         Defining Miscellaneous Information

       3.      Choose Table Definition ® Alter Table.

To export the SQL statement for changing the database table to the SQL dialog, choose Table Definition ® Export to SQL Dialog.

For information on the syntax of ALTER TABLE statements, see the ALTER TABLE Statement section of the Reference Manual.

 

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