[−][src]Struct extremedb::sql::data_source::DataSource

pub struct DataSource<'a> { /* fields omitted */ }

A data source.

A data source contains records (table rows) produced by a query.

Implementations

impl<'a> DataSource<'a>[src]

pub fn n_columns(&self) -> Result<usize>[src]

Returns the number of columns in this data source.

pub fn column_info(&self, col: usize) -> Result<(Type, String)>[src]

Returns the type and the name of the column at index col.

pub fn cursor(&self) -> Result<Cursor<'_>>[src]

Creates a cursor for this data source.

Trait Implementations

impl<'a> Drop for DataSource<'a>[src]

Auto Trait Implementations

impl<'a> RefUnwindSafe for DataSource<'a>

impl<'a> !Send for DataSource<'a>

impl<'a> !Sync for DataSource<'a>

impl<'a> Unpin for DataSource<'a>

impl<'a> UnwindSafe for DataSource<'a>

Blanket Implementations

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

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, [src]

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

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

The type returned in the event of a conversion error.