lance_datagen::generator

Struct RandomBinaryGenerator

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pub struct RandomBinaryGenerator { /* private fields */ }

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impl RandomBinaryGenerator

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pub fn new( bytes_per_element: ByteCount, scale_to_utf8: bool, is_large: bool, ) -> Self

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impl ArrayGenerator for RandomBinaryGenerator

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fn generate( &mut self, length: RowCount, rng: &mut Xoshiro256PlusPlus, ) -> Result<Arc<dyn Array>, ArrowError>

Generate an array of the given length Read more
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fn data_type(&self) -> &DataType

Get the data type of the array that this generator produces Read more
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fn element_size_bytes(&self) -> Option<ByteCount>

Get the size of each element in bytes Read more
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fn metadata(&self) -> Option<HashMap<String, String>>

Gets metadata that should be associated with the field generated by this generator

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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,