Preventing Duplicate Registrations with the Same Name

Excel file teaching how to perform Preventing Duplicate Registrations with the Same Name operation.

Excel Preventing Duplicate Registrations with the Same Name

Users are automatically prevented from entering the same name more than once. Care has been taken to ensure that the control mechanism works at the moment of entry. Re-entry that could compromise data integrity is prevented. The aim of the study is to ensure safe use of tables containing lists of names.

Hope it is useful.