Struct connectorx::sources::csv::CSVSourcePartitionParser

pub struct CSVSourcePartitionParser<'a> { /* private fields */ }

Trait Implementations§

impl<'a> PartitionParser<'a> for CSVSourcePartitionParser<'a>

type TypeSystem = CSVTypeSystem

type Error = CSVSourceError

fn fetch_next(&mut self) -> Result<(usize, bool), CSVSourceError>

Fetch next batch of rows from database, return (number of rows fetched to local, whether all rows are fechted from database). There might be rows that are not consumed yet when calling the next fetch_next. The function might be called even after the last batch is fetched.

fn parse<'r, T>(&'r mut self) -> Result<T, <Self as PartitionParser<'a>>::Error>
where T: TypeAssoc<Self::TypeSystem>, Self: Produce<'r, T, Error = <Self as PartitionParser<'a>>::Error>,

Read a value T by calling Produce<T>::produce. Usually this function does not need to be implemented.

impl<'r, 'a> Produce<'r, DateTime<Utc>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<DateTime<Utc>, CSVSourceError>

impl<'r, 'a> Produce<'r, Option<DateTime<Utc>>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<Option<DateTime<Utc>>, CSVSourceError>

impl<'a, 'r> Produce<'r, Option<String>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&'r mut self) -> Result<Option<String>, CSVSourceError>

impl<'r, 'a> Produce<'r, Option<bool>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<Option<bool>, CSVSourceError>

impl<'r, 'a> Produce<'r, Option<f64>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<Option<f64>, CSVSourceError>

impl<'r, 'a> Produce<'r, Option<i64>> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<Option<i64>, CSVSourceError>

impl<'r, 'a> Produce<'r, String> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<String, CSVSourceError>

impl<'r, 'a> Produce<'r, bool> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<bool, CSVSourceError>

impl<'r, 'a> Produce<'r, f64> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<f64, CSVSourceError>

impl<'r, 'a> Produce<'r, i64> for CSVSourcePartitionParser<'a>

type Error = CSVSourceError

fn produce(&mut self) -> Result<i64, CSVSourceError>

Auto Trait Implementations§

impl<'a> Freeze for CSVSourcePartitionParser<'a>

impl<'a> RefUnwindSafe for CSVSourcePartitionParser<'a>

impl<'a> Send for CSVSourcePartitionParser<'a>

impl<'a> Sync for CSVSourcePartitionParser<'a>

impl<'a> Unpin for CSVSourcePartitionParser<'a>

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

Blanket Implementations§

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