pub struct AuthorRecord {
    pub author_id: i32,
    pub name: Option<String>,
}
Expand description

Rows in the processed work Parquet table.

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§author_id: i32§name: Option<String>

Trait Implementations§

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impl FrameBuilder<AuthorRecord> for AuthorRecordFrameBuilder

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fn with_capacity(cap: usize) -> Self

Instantiate a frame builder with a specified capacity.
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fn append_row(&mut self, row: AuthorRecord)

Add a row to the frame builder.
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fn build(self) -> PolarsResult<DataFrame>

Finish the builder and create a data frame.
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fn extend<I>(&mut self, iter: I)
where I: IntoIterator<Item = R>,

Add an iterable of items to the frame.
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impl<'a> FrameStruct<'a, AuthorRecord> for AuthorRecordFrame<'a>

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fn new(df: &'a DataFrame) -> PolarsResult<Self>

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fn read_row(&mut self, idx: usize) -> Result<AuthorRecord, RowError>

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impl TableRow for AuthorRecord

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type Frame<'a> = AuthorRecordFrame<'a>

The frame struct for this row type.
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type Builder = AuthorRecordFrameBuilder

The frame builder type for this row type.
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fn schema() -> Schema

Get the schema for this table row.

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> IntoResult<T> for T

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type Err = Infallible

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fn into_result(self) -> Result<T, <T as IntoResult<T>>::Err>

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impl<T> Pointable for T

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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

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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