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LiteralExpression

Enum LiteralExpression 

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pub enum LiteralExpression {
Show 16 variants Null(DataType), Boolean(bool), Byte(i32), Short(i32), Integer(i32), Long(i64), Float(f32), Double(f64), Decimal { value: String, precision: i32, scale: i32, }, String(String), Binary(Vec<u8>), Date(i32), Timestamp(i64), TimestampNtz(i64), Time { nano: i64, precision: i32, }, Array { element_type: Box<DataType>, elements: Vec<LiteralExpression>, },
}
Expand description

pyspark.sql.connect.expressions.LiteralExpression

Variants§

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Null(DataType)

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Boolean(bool)

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Byte(i32)

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Short(i32)

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Integer(i32)

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Long(i64)

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Float(f32)

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Double(f64)

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Decimal

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§value: String
§precision: i32
§scale: i32
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String(String)

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Binary(Vec<u8>)

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Date(i32)

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Timestamp(i64)

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TimestampNtz(i64)

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Time

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§nano: i64
§precision: i32
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Array

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§element_type: Box<DataType>

Implementations§

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impl LiteralExpression

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pub fn to_proto(&self) -> Expression

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pub fn render(&self) -> String

Render the literal value, mirroring LiteralExpression.__repr__.

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pub fn null(data_type: DataType) -> Self

Construct a null literal of a specific type.

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pub fn int(value: i32) -> Self

Construct an integer literal.

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pub fn long(value: i64) -> Self

Construct a long literal.

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pub fn double(value: f64) -> Self

Construct a double literal.

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pub fn string(value: impl Into<String>) -> Self

Construct a string literal.

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pub fn boolean(value: bool) -> Self

Construct a boolean literal.

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pub fn binary(value: Vec<u8>) -> Self

Construct a binary literal (byte array).

Trait Implementations§

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impl Clone for LiteralExpression

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fn clone(&self) -> LiteralExpression

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for LiteralExpression

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

Formats the value using the given formatter. Read more
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impl PartialEq for LiteralExpression

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fn eq(&self, other: &LiteralExpression) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for LiteralExpression

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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impl<L> LayerExt<L> for L

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fn named_layer<S>(&self, service: S) -> Layered<<L as Layer<S>>::Service, S>
where L: Layer<S>,

Applies the layer to a service and wraps it in Layered.
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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more