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JoinStrategyDecisionMetrics

query_runtime::metrics

Struct JoinStrategyDecisionMetrics 

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pub struct JoinStrategyDecisionMetrics {
    pub node_id: String,
    pub facts: BTreeMap<String, String>,
    /* private fields */
}
Expand description

Join-strategy decision facts captured for diagnostics.

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§node_id: String

Native join node id.

§facts: BTreeMap<String, String>

Stable decision fact keys and values.

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impl JoinStrategyDecisionMetrics

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pub fn to_json(&self) -> Value

Serializes this join-strategy diagnostic row as named JSON.

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impl Clone for JoinStrategyDecisionMetrics

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

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

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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 Default for JoinStrategyDecisionMetrics

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Eq for JoinStrategyDecisionMetrics

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impl PartialEq for JoinStrategyDecisionMetrics

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fn eq(&self, other: &Self) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for JoinStrategyDecisionMetrics

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

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