Struct RemoveLabelOperator

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pub struct RemoveLabelOperator { /* private fields */ }

Expand description

Operator that removes labels from nodes.

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impl RemoveLabelOperator

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pub fn new( store: Arc<dyn GraphStoreMut>, input: Box<dyn Operator>, node_column: usize, labels: Vec<String>, output_schema: Vec<LogicalType>, ) -> Self

Creates a new remove label operator.

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pub fn with_transaction_context( self, epoch: EpochId, transaction_id: Option<TransactionId>, ) -> Self

Sets the transaction context for versioned label mutations.

Trait Implementations§

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impl Operator for RemoveLabelOperator

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fn next(&mut self) -> OperatorResult

Pulls the next batch of data. Returns None when exhausted.

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fn reset(&mut self)

Resets to initial state so you can iterate again.

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fn name(&self) -> &'static str

Returns a name for debugging/explain output.

Auto Trait Implementations§

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impl !UnwindSafe for RemoveLabelOperator

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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