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TripleScanOp

graphos_engine::query::plan

Struct TripleScanOp 

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pub struct TripleScanOp {
    pub subject: TripleComponent,
    pub predicate: TripleComponent,
    pub object: TripleComponent,
    pub graph: Option<TripleComponent>,
    pub input: Option<Box<LogicalOperator>>,
}
Expand description

Scan RDF triples matching a pattern.

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§subject: TripleComponent

Subject pattern (variable name or IRI).

§predicate: TripleComponent

Predicate pattern (variable name or IRI).

§object: TripleComponent

Object pattern (variable name, IRI, or literal).

§graph: Option<TripleComponent>

Named graph (optional).

§input: Option<Box<LogicalOperator>>

Input operator (for chained patterns).

Trait Implementations§

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impl Clone for TripleScanOp

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fn clone(&self) -> TripleScanOp

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for TripleScanOp

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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

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impl<T> BorrowMut<T> for T
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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

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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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Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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where T: Clone,

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type Owned = T

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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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