Simply because calculated columns are usually established within the active desk you happen to be in, there isn't any ought to precede the column name with the desk name. Go ahead and scroll down and afterwards double-click on [SalesQuantity]. You may also scroll to the column name you wish, https://financefeeds.com/price-crash-warning-analysts-make-shocking-xrp-price-prediction-5880-forecast-for-xrp-2-0/