polars_plan::plans

Enum LiteralValue

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pub enum LiteralValue {
Show 25 variants Null, Boolean(bool), String(PlSmallStr), Binary(Vec<u8>), UInt8(u8), UInt16(u16), UInt32(u32), UInt64(u64), Int8(i8), Int16(i16), Int32(i32), Int64(i64), Float32(f32), Float64(f64), Decimal(i128, usize), Range { low: i64, high: i64, dtype: DataType, }, Date(i32), DateTime(i64, TimeUnit, Option<TimeZone>), Duration(i64, TimeUnit), Time(i64), Series(SpecialEq<Series>), OtherScalar(Scalar), Float(f64), Int(i128), StrCat(PlSmallStr),
}

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Null

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Boolean(bool)

A binary true or false.

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String(PlSmallStr)

A UTF8 encoded string type.

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Binary(Vec<u8>)

A raw binary array

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UInt8(u8)

Available on crate feature dtype-u8 only.

An unsigned 8-bit integer number.

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UInt16(u16)

Available on crate feature dtype-u16 only.

An unsigned 16-bit integer number.

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UInt32(u32)

An unsigned 32-bit integer number.

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UInt64(u64)

An unsigned 64-bit integer number.

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Int8(i8)

Available on crate feature dtype-i8 only.

An 8-bit integer number.

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Int16(i16)

Available on crate feature dtype-i16 only.

A 16-bit integer number.

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Int32(i32)

A 32-bit integer number.

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Int64(i64)

A 64-bit integer number.

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Float32(f32)

A 32-bit floating point number.

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Float64(f64)

A 64-bit floating point number.

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Decimal(i128, usize)

Available on crate feature dtype-decimal only.

A 128-bit decimal number with a maximum scale of 38.

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Range

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§low: i64
§high: i64
§dtype: DataType
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Date(i32)

Available on crate feature dtype-date only.
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DateTime(i64, TimeUnit, Option<TimeZone>)

Available on crate feature dtype-datetime only.
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Duration(i64, TimeUnit)

Available on crate feature dtype-duration only.
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Time(i64)

Available on crate feature dtype-time only.
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Series(SpecialEq<Series>)

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OtherScalar(Scalar)

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Float(f64)

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Int(i128)

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StrCat(PlSmallStr)

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impl LiteralValue

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pub fn materialize(self) -> Self

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pub fn is_scalar(&self) -> bool

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pub fn to_any_value(&self) -> Option<AnyValue<'_>>

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pub fn get_datatype(&self) -> DataType

Getter for the DataType of the value

Trait Implementations§

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impl Clone for LiteralValue

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fn clone(&self) -> LiteralValue

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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<'de> Deserialize<'de> for LiteralValue

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl From<AnyValue<'_>> for LiteralValue

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fn from(value: AnyValue<'_>) -> Self

Converts to this type from the input type.
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impl Hash for LiteralValue

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Literal for LiteralValue

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fn lit(self) -> Expr

Literal expression.
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impl PartialEq for LiteralValue

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for LiteralValue

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for LiteralValue

Auto Trait Implementations§

Blanket Implementations§

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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<T> CloneToUninit for T
where T: Clone,

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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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> 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> IntoEither for T

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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 more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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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 = Infallible

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

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

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fn vzip(self) -> V

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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
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T

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impl<T> Ungil for T
where T: Send,