pub struct PhysicalExprWithConstCols<T> { /* private fields */ }Trait Implementations§
Source§impl PhysicalIoExpr for PhysicalExprWithConstCols<Arc<dyn PhysicalIoExpr>>
impl PhysicalIoExpr for PhysicalExprWithConstCols<Arc<dyn PhysicalIoExpr>>
Source§fn evaluate_io(&self, df: &DataFrame) -> PolarsResult<Series>
fn evaluate_io(&self, df: &DataFrame) -> PolarsResult<Series>
Source§fn as_stats_evaluator(&self) -> Option<&dyn StatsEvaluator>
fn as_stats_evaluator(&self) -> Option<&dyn StatsEvaluator>
Can take &dyn Statistics and determine of a file should be
read ->
true
or not -> falseSource§impl SkipBatchPredicate for PhysicalExprWithConstCols<Arc<dyn SkipBatchPredicate>>
impl SkipBatchPredicate for PhysicalExprWithConstCols<Arc<dyn SkipBatchPredicate>>
fn schema(&self) -> &SchemaRef
fn evaluate_with_stat_df(&self, df: &DataFrame) -> PolarsResult<Bitmap>
fn can_skip_batch( &self, batch_size: IdxSize, live_columns: &PlIndexSet<PlSmallStr>, statistics: PlIndexMap<PlSmallStr, ColumnStatistics>, ) -> PolarsResult<bool>
Auto Trait Implementations§
impl<T> Freeze for PhysicalExprWithConstCols<T>where
T: Freeze,
impl<T> !RefUnwindSafe for PhysicalExprWithConstCols<T>
impl<T> Send for PhysicalExprWithConstCols<T>where
T: Send,
impl<T> Sync for PhysicalExprWithConstCols<T>where
T: Sync,
impl<T> Unpin for PhysicalExprWithConstCols<T>where
T: Unpin,
impl<T> !UnwindSafe for PhysicalExprWithConstCols<T>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
§impl<T> Instrument for T
impl<T> Instrument for T
§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more