Changes the properties of the nickname in the Alter Nickname window and closes the window.

Cancels any unsaved changes and closes the window.

Displays the SQL statements that are generated by your choices in this window. Available only when the required fields are completed.

Shows the local schema name for the nickname that you are altering. To change the schema for a nickname, you must drop the nickname and create the nickname again.

Shows the name of the nickname that you are altering. To change the name of a nickname, you must drop the nickname and create the nickname again.

Shows the columns defined for the nickname. To change a column, select the column and click Change.

Opens the Change Column window.

Specifies that the data that is returned from the data source object can be cached on the federated server.

Specifies that the data that is returned from the data source object cannot be cached on the federated server.

Shows information about the referential integrity constraints that are set for this nickname. To create a key, click Add Primary, Add Unique, or Add Foreign to open a window in which you can define the key. To change a key, select the key and click Change.

When the Use during optimization value for a key is set to YES, the query optimizer can use the key to evaluate the access plans for queries that include the nickname.

Opens a window in which you can specify the columns for the primary key. You can define only one unique key to be the primary key.

Opens a window in which you can specify the columns for the unique key.

Opens a window in which you can specify the columns for the foreign key.

Opens a window in which you can change the selected key. This button is only available when you have selected a key.

Removes the selected key. This button is only available when you have selected a key.

Shows information about the check constraints that are set for this nickname. To create a check constraint, click Add. To change a check constraint, select the constraint and click Change. To delete a check constraint, select the constraint and click Remove.

When the Use during optimization value for a check constraint is set to YES, the query optimizer can use the constraint to evaluate the access plans for queries that include the nickname.

Opens a window in which you can create a check constraint.

Opens a window in which you can change a check constraint. Available only when a check constraint is selected.

Removes the selected check constraint. Available only when a check constraint is selected.

Shows the available options for the nickname. Select the check box next to any option that you want to add or remove. You cannot remove a required option. The Description field contains information to help you select the correct value for the option. To change a value, click the Value field for the option. Depending on the option, you can either select a value from the list, click ... to select multiple values, or you can type a new value.