Drop a unique table constraint to remove an existing uniqueness requirement on non-null values in specified table columns.
Before you can drop a unique constraint, be sure the data server on which you are dropping a unique constraint for a table is running, and you created and established a connection to the data server.
For product-related issues, contact Sybase Technical Support at 1-800-8SYBASE. Send your feedback on this help topic directly to Sybase Technical Publications: pubs@sybase.com