When possible, replaces aggregation over a member set with a reference to an ancestor, if the aggregated member set comprises a complete set of descendants and all members have the weight 1.
For example, the aggregation
aggregate(children(<Member>)) might be replaced
with a reference to
Parameter type: optional, static
This parameter is applicable only when using TM1® with IBM Cognos® Analytics.
To enable CognosMDX.AggregateByAncestorRef, add the following line to the tm1s.cfg file:
Default value: false