Struct datafusion::physical_plan::expressions::IsNotNullExpr

source · [−]

pub struct IsNotNullExpr { /* private fields */ }

Expand description

IS NOT NULL expression

Implementations

source

impl IsNotNullExpr

source

pub fn new(arg: Arc<dyn PhysicalExpr>) -> Self

Create new not expression

source

pub fn arg(&self) -> &Arc<dyn PhysicalExpr>

Get the input expression

Trait Implementations

source

impl Debug for IsNotNullExpr

source

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

source

impl Display for IsNotNullExpr

source

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

source

impl PhysicalExpr for IsNotNullExpr

source

fn as_any(&self) -> &dyn Any

Return a reference to Any that can be used for downcasting

source

fn data_type(&self, _input_schema: &Schema) -> Result<DataType>

Get the data type of this expression, given the schema of the input

source

fn nullable(&self, _input_schema: &Schema) -> Result<bool>

Determine whether this expression is nullable, given the schema of the input

source

fn evaluate(&self, batch: &RecordBatch) -> Result<ColumnarValue>

Evaluate an expression against a RecordBatch

Auto Trait Implementations

impl !RefUnwindSafe for IsNotNullExpr

impl Send for IsNotNullExpr

impl Sync for IsNotNullExpr

impl Unpin for IsNotNullExpr

impl !UnwindSafe for IsNotNullExpr

Blanket Implementations

source

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

source

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

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

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

source

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

source

impl<T> Same<T> for T

type Output = T

Should always be Self

source

impl<T> ToString for T where
T: Display + ?Sized,

source

pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

source

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

source

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct datafusion::physical_plan::expressions::IsNotNullExpr

Implementations

impl IsNotNullExpr

pub fn new(arg: Arc<dyn PhysicalExpr>) -> Self

pub fn arg(&self) -> &Arc<dyn PhysicalExpr>

Trait Implementations

impl Debug for IsNotNullExpr

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl Display for IsNotNullExpr

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl PhysicalExpr for IsNotNullExpr

fn as_any(&self) -> &dyn Any

fn data_type(&self, _input_schema: &Schema) -> Result<DataType>

fn nullable(&self, _input_schema: &Schema) -> Result<bool>

fn evaluate(&self, batch: &RecordBatch) -> Result<ColumnarValue>

Auto Trait Implementations

impl !RefUnwindSafe for IsNotNullExpr

impl Send for IsNotNullExpr

impl Sync for IsNotNullExpr

impl Unpin for IsNotNullExpr

impl !UnwindSafe for IsNotNullExpr

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> Same<T> for T

type Output = T

impl<T> ToString for T where T: Display + ?Sized,

pub default fn to_string(&self) -> String

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

type Error = Infallible

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

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

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

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

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

pub fn vzip(self) -> V

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

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

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

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

impl<T> ToString for T where
T: Display + ?Sized,

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

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

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