Trait xitca_postgres::AsyncLendingIterator

pub trait AsyncLendingIterator {
    type Ok<'i>
       where Self: 'i;
    type Err;

    // Required method
    fn try_next(
        &mut self,
    ) -> impl Future<Output = Result<Option<Self::Ok<'_>>, Self::Err>> + Send;

    // Provided method
    fn size_hint(&self) -> (usize, Option<usize>) { ... }
}

async streaming iterator with borrowed Item from Self.

Required Associated Types

type Ok<'i> where Self: 'i

type Err

Required Methods

fn try_next( &mut self, ) -> impl Future<Output = Result<Option<Self::Ok<'_>>, Self::Err>> + Send

Provided Methods

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

Object Safety

This trait is not object safe.

Implementors

impl AsyncLendingIterator for Driver

type Ok<'i> = Message where Self: 'i

type Err = Error

impl AsyncLendingIterator for CopyOut

type Ok<'i> = Bytes where Self: 'i

type Err = Error

impl AsyncLendingIterator for PipelineItem<'_>

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

type Err = Error

impl AsyncLendingIterator for RowSimpleStream

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

type Err = Error

impl<'a> AsyncLendingIterator for PipelineStream<'a>

type Ok<'i> = PipelineItem<'i> where Self: 'i

type Err = Error

impl<'a> AsyncLendingIterator for RowStream<'a>

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

type Err = Error