This documentation is for an older version of GoodData.
Go to the latest version.
FOR Previous
By default, the FOR Previous function refers to values from one time period ago. You can customize FOR Previous by adding a second parameter to the function.
Syntax
SELECT … FOR Previous(…,…)
SELECT metric FOR Previous(time_attribute)
SELECT metric FOR Previous(time_attribute, #periods_ago)
Examples
SELECT {metric/revenues} FOR Previous({attribute/quarter})
You can customize FOR Previous() by adding a second parameter to the function. For example, you may want to return a revenue value from three quarters ago (see below).
SELECT {metric/revenues} FOR Previous({attribute/quarter} , 3)
For differences between FOR Previous and FOR PreviousPeriod, see Functions For Referring to Past Time Periods.