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DatasetPathAdapter

oxirs_arq::executor::dataset

Struct DatasetPathAdapter 

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pub struct DatasetPathAdapter<'a> { /* private fields */ }
Expand description

Adapter to make Dataset implement PathDataset

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impl<'a> DatasetPathAdapter<'a>

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pub fn new(dataset: &'a dyn Dataset) -> Self

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impl<'a> PathDataset for DatasetPathAdapter<'a>

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fn find_outgoing( &self, subject: &AlgebraTerm, predicate: &AlgebraTerm, ) -> Result<Vec<AlgebraTerm>>

Find all triples matching subject and predicate
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fn find_incoming( &self, predicate: &AlgebraTerm, object: &AlgebraTerm, ) -> Result<Vec<AlgebraTerm>>

Find all triples matching predicate and object
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fn find_predicates( &self, subject: &AlgebraTerm, object: &AlgebraTerm, ) -> Result<Vec<AlgebraTerm>>

Find all predicates between subject and object
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fn get_predicates(&self) -> Result<Vec<AlgebraTerm>>

Get all distinct predicates in the dataset
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fn contains_triple( &self, subject: &AlgebraTerm, predicate: &AlgebraTerm, object: &AlgebraTerm, ) -> Result<bool>

Check if a triple exists

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