package Ġcom . simd ams i . zen ith . database Ċ Ċ import Ġandroidx . room . Database Ċ import Ġandroidx . room . Room Database Ċ import Ġcom . simd ams i . zen ith . database . dao . Z en ith DAO Ċ import Ġcom . simd ams i . zen ith . model . Mount ain Ċ Ċ @ Database ( entities Ġ= Ġ[ Mount ain :: class ], Ġversion Ġ= Ġ 2 , Ġexport Schema Ġ= Ġfalse ) Ċ Ċ abstract Ġclass ĠApp Database Ġ: ĠRoom Database () Ġ{ ĊĊĠĠĠ Ġabstract Ġfun Ġz en ith DAO (): ĠZ en ith DAO Ċ Ċ } Ċ