Module groups_accumulator

datafusion_physical_expr::aggregate

Module groups_accumulator 

Source

Modules§

accumulate 🔒

Structs§

GroupsAccumulatorAdapter
An adapter that implements [GroupsAccumulator] for any [Accumulator]
NullState
Track the accumulator null state per row: if any values for that group were null and if any values have been seen at all for that group.