Struct DropKeyErrors 

pub struct DropKeyErrors;

Trait Implementations

impl Clone for DropKeyErrors

fn clone(&self) -> DropKeyErrors

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Explain for DropKeyErrors

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

impl<M: IndexDomain, K: GroupKey, O: Operand> GroupKernel<M, K, O> for DropKeyErrors

type Output = GroupOperand<M, K, O>

fn execute<'a>( _graphrecord: &'a GraphRecord, partition: Partition<'a, M, K, O>, _prepared: Self::Prepared<'a>, ) -> QueryResult<<Self::Output as EvaluateOperand>::ReturnValue<'a>>

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

impl Labeled for DropKeyErrors

const LABEL: &'static str = "DropKeyErrors"

impl Operation for DropKeyErrors

where Self: Prepare + OperationInputs + Explain,

type Scope = Group

impl OperationInputs for DropKeyErrors

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

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

impl OptimizerHints for DropKeyErrors

fn commutes_with_filter(&self) -> bool

fn allows_limit_pushdown(&self) -> bool

fn is_volatile(&self) -> bool

fn empty_rule(&self) -> EmptyRule

impl PlanIdentity for DropKeyErrors

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

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

impl PlanInputs for DropKeyErrors

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

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

impl Prepare for DropKeyErrors

type Prepared<'a> = ()

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