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PredicateStatistics

oxirs_core::query::statistics

Struct PredicateStatistics 

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pub struct PredicateStatistics {
    pub count: u64,
    pub distinct_subjects: u64,
    pub distinct_objects: u64,
    pub avg_objects_per_subject: f64,
    pub avg_subjects_per_object: f64,
    pub min_cardinality: u64,
    pub max_cardinality: u64,
}
Expand description

Statistics for a specific predicate

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§count: u64

Number of triples with this predicate

§distinct_subjects: u64

Number of distinct subjects

§distinct_objects: u64

Number of distinct objects

§avg_objects_per_subject: f64

Average objects per subject

§avg_subjects_per_object: f64

Average subjects per object (inverse property)

§min_cardinality: u64

Minimum cardinality observed

§max_cardinality: u64

Maximum cardinality observed

Trait Implementations§

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impl Clone for PredicateStatistics

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fn clone(&self) -> PredicateStatistics

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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<'de> Deserialize<'de> for PredicateStatistics

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for PredicateStatistics

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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