3 spinners fetching data from SQLite

I want to an android app using SQLite in which i will be having 3 spinners. spinner1 will have college names and by selecting college data of other 2 spinners will be changed . spinner2 will have courses according to the college selected in spinner1 and spinner3 will be having year and button GO to enter these values to find out student information. All these data will be fetched by SQLite. Please help i cann't find any example.