public T Sum <T>(string attrDefName)
{
var result = default(T);
using (var reader = new SqlQueryReader(DataContext, Query))
{
var v = reader.GetSum(attrDefName);
if (v != null)
{
v.TryParse(out result);
}
}
return(result);
}
public object Sum(string attrDefName)
{
using (var reader = new SqlQueryReader(DataContext, Query))
return(reader.GetSum(attrDefName));
}
public object Sum(Guid attrDefId)
{
using (var reader = new SqlQueryReader(DataContext, Query))
return(reader.GetSum(attrDefId));
}
