Optional
Optional if this measure's axis.timeAxis property is true, ignored otherwise. Has the following child properties. Either zeroDateCol or ZeroDayVisitTag may be specified, but not both.
Used to pivot a result set into multiple series. Generally an augmented Dimension
Generally an augmented Measure
"date" indicates this measure is date-based. "time" indicates it is time-based.
Optional if this measure's axis.timeAxis property is true, ignored otherwise. Has the following child properties. Either zeroDateCol or ZeroDayVisitTag may be specified, but not both.