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MaxDB Maestro online Help

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Check Properties

Check Properties allows you to add a new check constraint or edit an existing one. It is available from Table Editor, or from the corresponding nodes of the explorer tree.
 


 

Name

Here you can set and edit the check name.
 

Note: the name of the object must be unique among all the object names in its container. Moreover, all the objects that are source of data need unique names among themselves. You can use any identifier that is allowed by MaxDB server.

 

Create Date

Displays the date when the check was created.

 

Condition

Specify an expression producing a Boolean result which new or updated rows must satisfy for an insert or update operation to succeed. Expressions evaluating to True or Unknown succeed. In case any row of an insert or update operation produce a FALSE result an error exception is raised and the insert or update does not alter the database.



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