Enum polars_core::datatypes::DataType[−][src]

pub enum DataType {
Show variants    Boolean,
    UInt8,
    UInt16,
    UInt32,
    UInt64,
    Int8,
    Int16,
    Int32,
    Int64,
    Float32,
    Float64,
    Utf8,
    Date32,
    Date64,
    Time64(TimeUnit),
    List(ArrowDataType),
    Duration(TimeUnit),
    Object(&'static str),
    Null,
    Categorical,
}

Variants

Boolean

UInt8

UInt16

UInt32

UInt64

Int8

Int16

Int32

Int64

Float32

Float64

Utf8

Date32

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

Date64

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

Time64(TimeUnit)

List(ArrowDataType)

Duration(TimeUnit)

Object(&'static str)

A generic type that can be used in a Series &’static str can be used to determine/set inner type

Null

Categorical

Implementations

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impl DataType

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pub fn to_arrow(&self) -> ArrowDataType

Trait Implementations

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impl Clone for DataType

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fn clone(&self) -> DataType

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 DataType

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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 Display for DataType

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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 From<&'_ DataType> for DataType

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fn from(dt: &ArrowDataType) -> Self

Performs the conversion.

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impl Hash for DataType

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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,

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

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impl PartialEq<DataType> for DataType

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

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

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

This method tests for !=.

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impl PartialEq<DataType> for DataType

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

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

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

This method tests for !=.

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impl Eq for DataType

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impl StructuralEq for DataType

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impl StructuralPartialEq for DataType

Auto Trait Implementations

impl RefUnwindSafe for DataType

impl Send for DataType

impl Sync for DataType

impl Unpin for DataType

impl UnwindSafe for DataType

Blanket Implementations

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

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

Mutably borrows from an owned value. Read more

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

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

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

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

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

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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

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pub fn into(self) -> U

Performs the conversion.

impl<T> Pointable for T

pub const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

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

Initializes a with the given initializer. Read more

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

Dereferences the given pointer. Read more

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

Mutably dereferences the given pointer. Read more

pub 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,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

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

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

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

recently added

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

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

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pub default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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pub 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>,

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

The type returned in the event of a conversion error.

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pub 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>,

pub fn vzip(self) -> V