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DiffSummary

oxirs_arq::query_plan_diff

Struct DiffSummary 

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pub struct DiffSummary {
    pub total_changes: usize,
    pub structural_changes: usize,
    pub cost_changes: usize,
    pub operator_changes: usize,
    pub estimated_impact: f64,
    pub message: String,
}
Expand description

Summary of plan differences

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§total_changes: usize

Total number of changes

§structural_changes: usize

Number of structural changes

§cost_changes: usize

Number of cost changes

§operator_changes: usize

Number of operator changes

§estimated_impact: f64

Estimated performance impact (multiplier: >1.0 = faster)

§message: String

Summary message

Trait Implementations§

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impl Clone for DiffSummary

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fn clone(&self) -> DiffSummary

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 DiffSummary

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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 DiffSummary

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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 DiffSummary

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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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