Day-by-day, data is increasing due to effectively computerization, implementation, and digitization in various sectors i.e. science, research, industry, business and many other areas. Data mining is the process of extracting valuable and useful information from this very large database. Association rule is a concept in which buyer usually by a specific combination of different products together while association rule mining is an important technique to show relationship between various items stored in the database. In this paper, the authors take one master tree called root and various branches process the database rather than a multiple FP-tree.