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BatchOptimizedLogicalPlanRoot

risingwave_frontend::optimizer

Type Alias BatchOptimizedLogicalPlanRoot 

Source 
pub type BatchOptimizedLogicalPlanRoot = PlanRoot<PlanPhaseBatchOptimizedLogical>;

Aliased Type§

pub struct BatchOptimizedLogicalPlanRoot {
    pub plan: PlanRef<Logical>,
    _phase: PhantomData<PlanPhaseBatchOptimizedLogical>,
    required_dist: RequiredDist,
    required_order: Order,
    out_fields: FixedBitSet,
    out_names: Vec<String>,
}

Fields§

§plan: PlanRef<Logical>§_phase: PhantomData<PlanPhaseBatchOptimizedLogical>§required_dist: RequiredDist§required_order: Order§out_fields: FixedBitSet§out_names: Vec<String>

Implementations§

Source§

impl BatchOptimizedLogicalPlanRoot

Source

fn reject_variant_keys(&self) -> Result<()>

Rejects VARIANT wherever a batch plan would group, deduplicate or order by it. See crate::optimizer::variant_key for why this is batch’s last line of defense.

Source

pub fn gen_batch_plan(self) -> Result<BatchPlanRoot>

Optimize and generate a singleton batch physical plan without exchange nodes.