Struct PipelineItem

Source
pub struct PipelineItem<'a> { /* private fields */ }
Expand description

streaming item of certain query inside pipeline’s PipelineStream. impl AsyncLendingIterator and can be used to collect Row from item.

Implementations§

Source§

impl PipelineItem<'_>

Source

pub async fn row_affected(self) -> Result<u64, Error>

collect rows affected by this pipelined query. Row information will be ignored.

Source

pub fn row_affected_blocking(self) -> Result<u64, Error>

blocking version of PipelineItem::row_affected

Trait Implementations§

Source§

impl AsyncLendingIterator for PipelineItem<'_>

Source§

type Ok<'i> = GenericRow<&'i [Column], &'i mut Vec<Range<usize>>, Typed> where Self: 'i

Source§

type Err = Error

Source§

async fn try_next(&mut self) -> Result<Option<Self::Ok<'_>>, Self::Err>

Source§

fn size_hint(&self) -> (usize, Option<usize>)

Auto Trait Implementations§

§

impl<'a> Freeze for PipelineItem<'a>

§

impl<'a> RefUnwindSafe for PipelineItem<'a>

§

impl<'a> Send for PipelineItem<'a>

§

impl<'a> Sync for PipelineItem<'a>

§

impl<'a> Unpin for PipelineItem<'a>

§

impl<'a> !UnwindSafe for PipelineItem<'a>

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<I> AsyncLendingIteratorExt for I

Source§

fn map_ok<F, O>(self, func: F) -> MapOk<Self, F>
where F: Fn(Self::Ok<'_>) -> O, Self: Sized,

Source§

fn try_collect<T>(self) -> impl Future<Output = Result<T, Self::Err>> + Send
where T: Default + for<'i> Extend<Self::Ok<'i>> + Send, Self: Send + Sized,

Source§

fn try_collect_into<T>( self, collection: T, ) -> impl Future<Output = Result<T, Self::Err>> + Send
where T: for<'i> Extend<Self::Ok<'i>> + Send, Self: Send + Sized,

Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

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

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

Source§

fn into(self) -> U

Calls U::from(self).

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

Source§

impl<T> Same for T

Source§

type Output = T

Should always be Self
Source§

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

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

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

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

Source§

fn vzip(self) -> V