ComputedColumnHelper computedColumnHelper)
ComputedColumnHelper computedColumnHelper, DataEngineSession session )
	private ComputedColumnCalculator( ResultSetPopulator populator,			ComputedColumnsState iccState,			ComputedColumnHelper computedColumnHelper)	{		this.populator = populator;		this.iccState = iccState;		this.computedColumnHelper = computedColumnHelper;	}