BuildSideState

datafusion_physical_plan::joins::hash_join::exec

Struct BuildSideState 

Source 
struct BuildSideState {
    batches: Vec<RecordBatch>,
    num_rows: usize,
    metrics: BuildProbeJoinMetrics,
    reservation: MemoryReservation,
    bounds_accumulators: Option<Vec<CollectLeftAccumulator>>,
}
Expand description

State for collecting the build-side data during hash join

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§batches: Vec<RecordBatch>§num_rows: usize§metrics: BuildProbeJoinMetrics§reservation: MemoryReservation§bounds_accumulators: Option<Vec<CollectLeftAccumulator>>

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impl BuildSideState

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fn try_new( metrics: BuildProbeJoinMetrics, reservation: MemoryReservation, on_left: Vec<Arc<dyn PhysicalExpr>>, schema: &SchemaRef, should_compute_bounds: bool, ) -> Result<Self>

Create a new BuildSideState with optional accumulators for bounds computation

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