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partition_bound

vortex_array::expr::transform

Function partition_bound 

Source 
pub fn partition_bound<A: AnnotationFn<BoundExpression>>(
    expr: BoundExpression,
    annotate_fn: A,
) -> VortexResult<BoundPartitionedExpr<A::Annotation>>
where
    A::Annotation: Display,
    FieldName: From<A::Annotation>,
Expand description

Partition an expression into sub-expressions that are uniquely associated with an annotation. A root expression is also returned that can be used to recombine the results of the partitions into the result of the original expression.