arrow_row

Enum Codec

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pub(crate) enum Codec {
    Stateless,
    Dictionary(RowConverter, OwnedRow),
    Struct(RowConverter, OwnedRow),
    List(RowConverter),
}

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Stateless

No additional codec state is necessary

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Dictionary(RowConverter, OwnedRow)

A row converter for the dictionary values and the encoding of a row containing only nulls

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Struct(RowConverter, OwnedRow)

A row converter for the child fields and the encoding of a row containing only nulls

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List(RowConverter)

A row converter for the child field

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impl Codec

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pub(crate) fn new(sort_field: &SortField) -> Result<Self, ArrowError>

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pub(crate) fn encoder( &self, array: &dyn Array, ) -> Result<Encoder<'_>, ArrowError>

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pub(crate) fn size(&self) -> usize

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impl Debug for Codec

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Codec

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impl RefUnwindSafe for Codec

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impl Send for Codec

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impl Sync for Codec

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impl Unpin for Codec

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impl UnwindSafe for Codec

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. 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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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

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

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<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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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,