These modeling features have limitations, or are not available, in Polaris.

FeatureDescription
BreakbackSet Breakback on line items.
Brought forwardSet Brought forward on a line item.
DrilldownDisplay the formulas and data references that result in a cell's value.
Optimizer actionCreate an Optimizer action.
Summary methodsCalculate child cells into a single value using a combination of aggregate and formula-based summaries. 
Tabular single column exportExport each dimension in a module as a separate column, with the final column containing data.
Time rangesCreate time ranges.
Workflow  Set the Workflow property on lists.
Year to Date and Year to GoInclude Year to Date and Year to Go time summaries in the Model Calendar. 
Tabular multiple column exportInclude a Boolean line item filter to limit exported module data in a multiple column layout. 

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