Struct ExpandToOperation 

pub struct ExpandToOperation<S> { /* private fields */ }

Trait Implementations

impl<S: Clone> Clone for ExpandToOperation<S>

fn clone(&self) -> ExpandToOperation<S>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<P, C, W, S> ElementKernel<Indexed<ExpandedIndex<P, C>, W>> for ExpandToOperation<S>

where P: IndexDomain, C: IndexDomain, W: ValueDomain, S: ArgumentSource<Keyed<P>> + Clone,

type Emission = <S as ArgumentSource<Keyed<P>>>::Retention

type OutShape = Indexed<ExpandedIndex<P, C>, <S as SourceDomain>::ValueDomain>

fn pipeline<'a>( _graphrecord: &'a GraphRecord, prepared: Self::Prepared<'a>, ) -> QueryResult<ElementPipeline<'a, Indexed<ExpandedIndex<P, C>, W>, Self>>

fn estimate(&self, input: Estimate, stats: &Stats<'_>) -> Estimate

impl<S> Explain for ExpandToOperation<S>

where S: Explain,

fn describe<'__explain>( &'__explain self, formatter: &mut ExplainFormatter<'__explain, '_>, ) -> Result

impl<S> Labeled for ExpandToOperation<S>

where S: Explain,

const LABEL: &'static str = "ExpandTo"

impl<S> Operation for ExpandToOperation<S>

where Self: Prepare + OperationInputs + Explain,

type Scope = Element

impl<S> OperationInputs for ExpandToOperation<S>

where S: PlanIdentity + PlanInputs + 'static,

type Inputs<'__inputs, __Primary: '__inputs> = (&'__inputs __Primary, &'__inputs S)

fn inputs<'__inputs, __Primary: '__inputs>( &'__inputs self, primary: &'__inputs __Primary, ) -> Self::Inputs<'__inputs, __Primary>

impl<S> OptimizerHints for ExpandToOperation<S>

fn commutes_with_filter(&self) -> bool

fn allows_limit_pushdown(&self) -> bool

fn is_volatile(&self) -> bool

fn empty_rule(&self) -> EmptyRule

impl<S> PlanIdentity for ExpandToOperation<S>

where S: PlanIdentity,

fn identity_eq(&self, other: &Self) -> bool

fn identity_hash<__Hasher: Hasher>(&self, state: &mut __Hasher)

impl<S> PlanInputs for ExpandToOperation<S>

where S: PlanInputs,

fn inputs(&self) -> Vec<&dyn PlanNode>

fn optimize(&self, session: &Session<'_>) -> Transformed<Self>

impl<S: Prepare> Prepare for ExpandToOperation<S>

type Prepared<'a> = <S as Prepare>::Prepared<'a> where Self: 'a

fn prepare<'a>( &'a self, graphrecord: &'a GraphRecord, cache: &'a EvaluationCache<'a>, ) -> QueryResult<Self::Prepared<'a>>