ColumnPredicates

polars_io::predicates

Struct ColumnPredicates 

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pub struct ColumnPredicates {
    pub predicates: PlHashMap<PlSmallStr, (Arc<dyn PhysicalIoExpr>, Option<SpecializedColumnPredicate>)>,
    pub is_sumwise_complete: bool,
}

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§predicates: PlHashMap<PlSmallStr, (Arc<dyn PhysicalIoExpr>, Option<SpecializedColumnPredicate>)>§is_sumwise_complete: bool

Trait Implementations§

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impl Clone for ColumnPredicates

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fn clone(&self) -> ColumnPredicates

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 Default for ColumnPredicates

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fn default() -> Self

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

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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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fn align() -> usize

The alignment necessary for the key. Must return a power of two.
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fn size(&self) -> usize

The size of the key in bytes.
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unsafe fn init(&self, ptr: *mut u8)

Initialize the key in the given memory location. Read more
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unsafe fn get<'a>(ptr: *const u8) -> &'a T

Get a reference to the key from the given memory location. Read more
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unsafe fn drop_in_place(ptr: *mut u8)

Drop the key in place. Read more
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