public override void Update(object[] oldData, object[] newData)
{
if (!this._isSimpleAggregate)
{
IRowIterator iterator = this._groupIndex.FindFirstRow(this._session, this.Store, oldData);
if (iterator.HasNext())
{
iterator.GetNextRow();
iterator.Remove();
iterator.Release();
base.Size--;
this.Add(newData);
}
}
}