polars_io::utils::byte_source

Enum DynByteSource

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pub enum DynByteSource {
    MemSlice(MemSliceByteSource),
    Cloud(ObjectStoreByteSource),
}
Available on crate feature cloud only.
Expand description

Dynamic dispatch to async functions.

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MemSlice(MemSliceByteSource)

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Cloud(ObjectStoreByteSource)

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impl ByteSource for DynByteSource

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async fn get_size(&self) -> PolarsResult<usize>

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async fn get_range(&self, range: Range<usize>) -> PolarsResult<MemSlice>

Panics Read more
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async fn get_ranges( &self, ranges: &[Range<usize>], ) -> PolarsResult<Vec<MemSlice>>

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impl Default for DynByteSource

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl From<MemSlice> for DynByteSource

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fn from(value: MemSlice) -> Self

Converts to this type from the input type.
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impl From<MemSliceByteSource> for DynByteSource

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fn from(value: MemSliceByteSource) -> Self

Converts to this type from the input type.
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impl From<ObjectStoreByteSource> for DynByteSource

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fn from(value: ObjectStoreByteSource) -> Self

Converts to this type from the input type.

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where T: 'static + ?Sized,

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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Dereferences the given pointer. Read more
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type Output = T

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