/// <summary>
/// delete a product entry in the database
/// </summary>
/// <param name="locationId">product order to be deleted</param>
public void DeleteProductEntries(int locationId)
{
Log.Information("Removing all ProductEntry's with location Id {Id}", locationId);
IQueryable <ProductEntry> productEntry = _context.ProductEntry
.Where(p => p.LocationId == locationId);
_context.RemoveRange(productEntry);
}