OptimizationRule

kotoba_execution::planner::optimizer

Enum OptimizationRule 

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pub enum OptimizationRule {
    PushDownPredicates,
    JoinOrderOptimization,
    EliminateUnnecessaryProjections,
    ConstantFolding,
    IndexSelection,
}
Expand description

最適化ルール

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PushDownPredicates

述語押下げ

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JoinOrderOptimization

結合順序最適化

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EliminateUnnecessaryProjections

不要な射影除去

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ConstantFolding

定数畳み込み

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IndexSelection

インデックス選択

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impl Debug for OptimizationRule

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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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Calls U::from(self).

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type Output = T

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type Error = Infallible

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impl<T, U> TryInto<U> for T
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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
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