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Bool8Field

Struct Bool8Field 

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pub struct Bool8Field { /* private fields */ }
Expand description

A helper to construct new Bool8 fields (arrow.bool8)

This extension type can be used with overwrites in schema tracing:

#[derive(Deserialize)]
struct Record {
    int_field: i32,
    nested: Nested,
}

#[derive(Deserialize)]
struct Nested {
    bool_field: bool,
}

let tracing_options = TracingOptions::default()
    .overwrite("nested.bool_field", Bool8Field::new("bool_field"))?;

let schema = SerdeArrowSchema::from_type::<Record>(tracing_options)?;

It can also be converted to a arrow Field for manual schema manipulation.

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impl Bool8Field

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pub fn new(name: &str) -> Self

Construct a new non-nullable Bool8Field

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pub fn nullable(self, value: bool) -> Self

Set the nullability of the field

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impl Serialize for Bool8Field

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fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer. Read more
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impl TryFrom<&Bool8Field> for Field

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: &Bool8Field) -> Result<Self>

Performs the conversion.
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impl TryFrom<&Bool8Field> for ArrowField

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: &Bool8Field) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Bool8Field> for ArrowField

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: Bool8Field) -> Result<Self, Self::Error>

Performs the conversion.

Auto Trait Implementations§

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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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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,