def delete_by_region(region_id): return WhiteCollarBuilding.delete_by_region(region_id)
def query_building_by_points(points): return WhiteCollarBuilding.query_by_points(points)
def update_building_region(region_id, points): return WhiteCollarBuilding.update_by_region(region_id, points)
def get_building_by_region(region_id): return WhiteCollarBuilding.query_by_region(region_id)