exports.getBYTdataByRegion = async (dbConn, id, travelstyle = 1) => {
  const res = await dbConn.query(
    `SELECT 
    region_id,
    travelstyle,
    average_per_day AS average_per_day,
    accomodation AS accomodation_costs,
    food AS food_costs,
    water AS water_costs,
    local_transportation AS transportation_costs,
    entertainment AS entertainment_costs
    FROM regions_byt
    WHERE region_id = ? AND travelstyle = ?`,
    [id, travelstyle]
    );
    return res;
  };
  
exports.getAllBYTdata = async (dbConn, travelstyle = 1) => {
  const res = await dbConn.query(
    `SELECT 
    region_id,
    travelstyle,
    average_per_day AS average_per_day,
    accomodation AS accomodation_costs,
    food AS food_costs,
    water AS water_costs,
    local_transportation AS transportation_costs,
    entertainment AS entertainment_costs
    FROM regions_byt
    WHERE travelstyle = ?`,
    [travelstyle]
    );
    return res;
  };
    
exports.getTrivagoData = async (dbConn, id) => {
  const region = await dbConn.query(
    `...`,
    [id]
    );
    return region;
  };