ll_Count = Long (dw.Describe ("Evaluate('sum (if((status = ~~~"Active~~~"),1,0))',1)"))
dw_ctrl.SetFilter("status='Active'")
dw_ctrl.Filter()
ll_count = dw_ctrl.RowCount()
//...
//don't forget to reset filter after that
dw_ctrl.SetFilter("")
dw_ctrl.Filter()
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