Use these options to define an index and to edit its properties for the selected table.
For example, you can edit the name of an index, change index options, rearrange the order of columns in an index, or set extended attributes for an index. Extended attributes for an index are driver-specific and are not supported by all DBMSs.
Microsoft Office Visio automatically creates unique indexes on primary keys.
Click an existing index that you want to edit.
Click an option to specify whether the index is a
Non-unique index only
Unique index with constraint on top
Unique index only
Unique constraint only
Click to open the New Index dialog box in which you can type a name for the selected index.
Click to delete the selected index.
Click to open the Rename Index dialog box, in which you can rename the selected index.
Extended attributes Lists index attributes that have been modified by means of this utility.
Default driver Lists the default Visio database driver associated with an ODBC driver.
Lists columns that can be included in an index definition.
Click to move the selected columns in the Available columns list to the Indexedcolumns list.
Click to move the selected columns from the Indexed columns list to the Availablecolumns list.
Click to move all columns from the Indexed columns list to the Available columns list.
Lists columns that are included in the selected index.