What is level of normalization HR Oracle Sample Database? -


https://docs.oracle.com/cd/e11882_01/server.112/e40540/tablecls.htm#cncpt88804

is third normal form or maybe fourth normal form ? know database have third normal form.

based on location having state_region column in it, country_id, i'd fails test second normal form because same state_country associated multiple countries through error in updating table.


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