KIBU2019-04-022019-04-022018-10-02http://erepository.kibu.ac.ke/handle/123456789/556CSC 212: Database systemsenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/CSC 212Database systemsOther