arrow::datatypes

Struct Float64Type

pub struct Float64Type {}
Expand description

64-bit floating point number type.

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impl ArrowPrimitiveType for Float64Type

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const DATA_TYPE: DataType = DataType::Float64

the corresponding Arrow data type of this primitive type.
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type Native = f64

Corresponding Rust native type for the primitive type.
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fn get_byte_width() -> usize

👎Deprecated: Use ArrowNativeType::get_byte_width
Returns the byte width of this primitive type.
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fn default_value() -> Self::Native

Returns a default value of this primitive type. Read more
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impl Debug for Float64Type

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

Formats the value using the given formatter. Read more
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impl Parser for Float64Type

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fn parse(string: &str) -> Option<f64>

Parse a string to the native type
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fn parse_formatted(string: &str, _format: &str) -> Option<Self::Native>

Parse a string to the native type with a format string Read more

Auto Trait 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<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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impl<T> ArrowNumericType for T

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impl<T> Ungil for T
where T: Send,