Enum polars_plan::dsl::FunctionExpr

source · [−]

pub enum FunctionExpr {
Show 28 variants    NullCount,
    Pow,
    Hash(u64, u64, u64, u64),
    IsIn,
    ArgWhere,
    SearchSorted,
    StringExpr(StringFunction),
    TemporalExpr(TemporalFunction),
    DateOffset(Duration),
    Trigonometry(TrigonometricFunction),
    Sign,
    FillNull {
        super_type: DataType,
    },
    RollingSkew {
        window_size: usize,
        bias: bool,
    },
    ShiftAndFill {
        periods: i64,
    },
    Nan(NanFunction),
    Clip {
        min: Option<AnyValue<'static>>,
        max: Option<AnyValue<'static>>,
    },
    ListExpr(ListFunction),
    StructExpr(StructFunction),
    TopK {
        k: usize,
        reverse: bool,
    },
    Shift(i64),
    Reverse,
    IsNull,
    IsNotNull,
    Not,
    IsUnique,
    IsDuplicated,
    Coalesce,
    ShrinkType,
}

Variants

`NullCount`

`Pow`

`Hash(u64, u64, u64, u64)`

`IsIn`

`ArgWhere`

`SearchSorted`

`StringExpr(StringFunction)`

`TemporalExpr(TemporalFunction)`

`DateOffset(Duration)`

`Trigonometry(TrigonometricFunction)`

`Sign`

`FillNull`

Fields

super_type: DataType

`RollingSkew`

Fields

window_size: usize

bias: bool

`ShiftAndFill`

Fields

periods: i64

`Nan(NanFunction)`

`Clip`

Fields

min: Option<AnyValue<'static>>

max: Option<AnyValue<'static>>

`ListExpr(ListFunction)`

`StructExpr(StructFunction)`

`TopK`

Fields

k: usize

reverse: bool

`Shift(i64)`

`Reverse`

`IsNull`

`IsNotNull`

`Not`

`IsUnique`

`IsDuplicated`

`Coalesce`

`ShrinkType`

Trait Implementations

impl Clone for FunctionExpr

fn clone(&self) -> FunctionExpr

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Debug for FunctionExpr

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

Formats the value using the given formatter. Read more

impl<'de> Deserialize<'de> for FunctionExpr

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

Deserialize this value from the given Serde deserializer. Read more

impl Display for FunctionExpr

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

Formats the value using the given formatter. Read more

impl From<FunctionExpr> for SpecialEq<Arc<dyn SeriesUdf>>

fn from(func: FunctionExpr) -> Self

Converts to this type from the input type.

impl Hash for FunctionExpr

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

Feeds this value into the given Hasher. Read more

1.3.0 · source

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

impl PartialEq<FunctionExpr> for FunctionExpr

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

This method tests for self and other values to be equal, and is used by ==. Read more

1.0.0 · source

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason. Read more

impl Serialize for FunctionExpr

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

Serialize this value into the given Serde serializer. Read more

impl Eq for FunctionExpr

impl StructuralEq for FunctionExpr

impl StructuralPartialEq for FunctionExpr

Auto Trait Implementations

impl !RefUnwindSafe for FunctionExpr

impl Send for FunctionExpr

impl Sync for FunctionExpr

impl Unpin for FunctionExpr

impl !UnwindSafe for FunctionExpr

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> CallHasher for Twhere
T: Hash + ?Sized,

default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64where
H: Hash + ?Sized,
B: BuildHasher,

impl<T> DynClone for Twhere
T: Clone,

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

impl<Q, K> Equivalent<K> for Qwhere
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,

fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

impl<T> Pointable for T

const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

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

impl<T> ToOwned for Twhere
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

fn vzip(self) -> V

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

impl<T> Ungil for Twhere
T: Send,