static final String CREATE_DB_TABLE = " CREATE TABLE " + TABLE_NAME
            + " (" + id + " INTEGER PRIMARY KEY AUTOINCREMENT, "
            + coname + " TEXT NOT NULL, "
            + coaddress + " TEXT NOT NULL, "
            + cocity + " TEXT NOT NULL,"
            + costate + " TEXT NOT NULL,"
            + cozip + " TEXT NOT NULL,"
            + apiurl + " TEXT NOT NULL);";