Enum polars_core::datatypes::AnyValue

source · [−]

pub enum AnyValue<'a> {
Show 22 variants    Null,
    Boolean(bool),
    Utf8(&'a str),
    UInt8(u8),
    UInt16(u16),
    UInt32(u32),
    UInt64(u64),
    Int8(i8),
    Int16(i16),
    Int32(i32),
    Int64(i64),
    Float32(f32),
    Float64(f64),
    Date(i32),
    Datetime(i64, TimeUnit, &'a Option<TimeZone>),
    Duration(i64, TimeUnit),
    Time(i64),
    Categorical(u32, &'a RevMapping),
    List(Series),
    Object(&'a dyn PolarsObjectSafe),
    Struct(Vec<AnyValue<'a>>),
    Utf8Owned(String),
}

Variants

`Null`

`Boolean(bool)`

A binary true or false.

`Utf8(&'a str)`

A UTF8 encoded string type.

`UInt8(u8)`

An unsigned 8-bit integer number.

`UInt16(u16)`

An unsigned 16-bit integer number.

`UInt32(u32)`

An unsigned 32-bit integer number.

`UInt64(u64)`

An unsigned 64-bit integer number.

`Int8(i8)`

An 8-bit integer number.

`Int16(i16)`

A 16-bit integer number.

`Int32(i32)`

A 32-bit integer number.

`Int64(i64)`

A 64-bit integer number.

`Float32(f32)`

A 32-bit floating point number.

`Float64(f64)`

A 64-bit floating point number.

`Date(i32)`

A 32-bit date representing the elapsed time since UNIX epoch (1970-01-01) in days (32 bits).

`Datetime(i64, TimeUnit, &'a Option<TimeZone>)`

A 64-bit date representing the elapsed time since UNIX epoch (1970-01-01) in nanoseconds (64 bits).

`Duration(i64, TimeUnit)`

`Time(i64)`

A 64-bit time representing the elapsed time since midnight in nanoseconds

`Categorical(u32, &'a RevMapping)`

`List(Series)`

Nested type, contains arrays that are filled with one of the datetypes.

`Object(&'a dyn PolarsObjectSafe)`

Can be used to fmt and implements Any, so can be downcasted to the proper value type.

`Struct(Vec<AnyValue<'a>>)`

`Utf8Owned(String)`

A UTF8 encoded string type.

Implementations

impl<'a> AnyValue<'a>

pub fn add<'b>(&self, rhs: &AnyValue<'b>) -> Self

pub fn into_static(self) -> Result<AnyValue<'static>>

Try to coerce to an AnyValue with static lifetime. This can be done if it does not borrow any values.

Trait Implementations

impl<'a> Clone for AnyValue<'a>

fn clone(&self) -> AnyValue<'a>

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<'a> Debug for AnyValue<'a>

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

Formats the value using the given formatter. Read more

impl Display for AnyValue<'_>

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

Formats the value using the given formatter. Read more

impl From<&'_ AnyValue<'_>> for NaiveDateTime

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

Performs the conversion.

impl From<&'_ AnyValue<'_>> for NaiveTime

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

Performs the conversion.

impl<'a> From<&'_ AnyValue<'a>> for Field

fn from(val: &AnyValue<'a>) -> Self

Performs the conversion.

impl<'a> From<&'_ AnyValue<'a>> for DataType

fn from(val: &AnyValue<'a>) -> Self

Performs the conversion.

impl<'a> From<AnyValue<'a>> for Option<i64>

fn from(val: AnyValue<'a>) -> Self

Performs the conversion.

impl<'a, T> From<Option<T>> for AnyValue<'a> where
T: Into<AnyValue<'a>>,

fn from(a: Option<T>) -> Self

Performs the conversion.

impl From<f32> for AnyValue<'_>

fn from(a: f32) -> Self

Performs the conversion.

impl From<f64> for AnyValue<'_>

fn from(a: f64) -> Self

Performs the conversion.

impl From<i16> for AnyValue<'_>

fn from(a: i16) -> Self

Performs the conversion.

impl From<i32> for AnyValue<'_>

fn from(a: i32) -> Self

Performs the conversion.

impl From<i64> for AnyValue<'_>

fn from(a: i64) -> Self

Performs the conversion.

impl From<i8> for AnyValue<'_>

fn from(a: i8) -> Self

Performs the conversion.

impl From<u16> for AnyValue<'_>

fn from(a: u16) -> Self

Performs the conversion.

impl From<u32> for AnyValue<'_>

fn from(a: u32) -> Self

Performs the conversion.

impl From<u64> for AnyValue<'_>

fn from(a: u64) -> Self

Performs the conversion.

impl From<u8> for AnyValue<'_>

fn from(a: u8) -> Self

Performs the conversion.

impl<'a> Hash for AnyValue<'a>

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,

Feeds a slice of this type into the given Hasher. Read more

impl PartialEq<AnyValue<'_>> for AnyValue<'_>

fn eq(&self, other: &Self) -> 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 !=.

impl PartialOrd<AnyValue<'_>> for AnyValue<'_>

fn partial_cmp(&self, other: &Self) -> Option<Ordering>

Only implemented for the same types and physical types!

1.0.0 · source

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

This method tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · source

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · source

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

This method tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · source

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

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl<'a> Eq for AnyValue<'a>

Auto Trait Implementations

impl<'a> !RefUnwindSafe for AnyValue<'a>

impl<'a> Send for AnyValue<'a>

impl<'a> Sync for AnyValue<'a>

impl<'a> Unpin for AnyValue<'a>

impl<'a> !UnwindSafe for AnyValue<'a>

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

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

default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64 where
H: Hash + ?Sized,
B: BuildHasher,

impl<Q, K> Equivalent<K> for Q where
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 T where
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

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 T where
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)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

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

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

default fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T, U> TryFrom<U> for T where
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 T where
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 T where
V: MultiLane<T>,

fn vzip(self) -> V