unique name

Hi

I don't have much experience in access, I created a department table and I want to make some validation to stop same department be input twice, I have department id as prime key

thank you
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ANGELINA JOLIE PICTURES

1. Make department name as primary key
or
2. Create index with (no duplicates) on the department name

-Rightclick on the table - Design table - click on 'department name' - click in 'index' in the property window

Mak:
thank you!
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Honda rc160