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ColumnPredicate

grafeo_core::execution::operators::push

Struct ColumnPredicate 

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pub struct ColumnPredicate {
    pub column: usize,
    pub op: CompareOp,
    pub value: Value,
}
Expand description

Column comparison predicate.

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§column: usize

Column index to check.

§op: CompareOp

Comparison operator.

§value: Value

Value to compare against.

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impl FilterPredicate for ColumnPredicate

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fn evaluate(&self, chunk: &DataChunk, row: usize) -> bool

Evaluate the predicate for a row, returning true if it passes.
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fn evaluate_batch(&self, chunk: &DataChunk) -> SelectionVector

Evaluate predicate for all rows, returning a selection vector.

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

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

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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<U> 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> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

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unsafe fn drop(ptr: usize)

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.