KIBU2022-10-192022-10-192021-01-11http://erepository.kibu.ac.ke/handle/123456789/6129CSC 221:Database system1enAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/CSC 221:Database system1Database system1CSC 221CSC 221:Database system1CSC 221:Database system1:Database system1CSC 221Other