Module window

Source

Structs§

PlainAggregateWindowExpr
A window expr that takes the form of an aggregate function.
SlidingAggregateWindowExpr
A window expr that takes the form of an aggregate function that can be incrementally computed over sliding windows.
StandardWindowExpr
A window expr that takes the form of a StandardWindowFunctionExpr.
WindowState

Traits§

StandardWindowFunctionExpr
Evaluates a window function by instantiating a [PartitionEvaluator] for calculating the function’s output in that partition.
WindowExpr
Common trait for window function implementations

Type Aliases§

BuiltInWindowExprDeprecated
BuiltInWindowFunctionExprDeprecated
PartitionBatches
The IndexMap (i.e. an ordered HashMap) where record batches are separated for each partition.
PartitionKey
Key for IndexMap for each unique partition
PartitionWindowAggStates