Trait mz_expr::CollectionPlan

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pub trait CollectionPlan {
    // Required method
    fn depends_on_into(&self, out: &mut BTreeSet<GlobalId>);

    // Provided method
    fn depends_on(&self) -> BTreeSet<GlobalId> { ... }
}
Expand description

A trait for types that describe how to build a collection.

Required Methods§

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fn depends_on_into(&self, out: &mut BTreeSet<GlobalId>)

Collects the set of global identifiers from dataflows referenced in Get.

Provided Methods§

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fn depends_on(&self) -> BTreeSet<GlobalId>

Returns the set of global identifiers from dataflows referenced in Get.

See CollectionPlan::depends_on_into to reuse an existing BTreeSet.

Implementors§