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LogicalType

Enum LogicalType

pub enum LogicalType {
Show 18 variants    Bool,
    Int8,
    Int16,
    Int32,
    Int64,
    UInt8,
    UInt16,
    UInt32,
    UInt64,
    Float32,
    Float64,
    Decimal {
        precision: u16,
        scale: i16,
    },
    Timestamp {
        unit: TimeUnit,
        timezone: TimeZone,
    },
    Utf8,
    Categorical {
        ordered: bool,
    },
    Binary,
    FixedBinary {
        byte_width: u32,
    },
    Date32,
}

Expand description

A v0.2 logical column type.

Variants§

Bool

Int8

Int16

Int32

Int64

UInt8

UInt16

UInt32

UInt64

Float32

Float64

Decimal

Fields

§precision: u16

§scale: i16

Timestamp

Fields

§unit: TimeUnit

§timezone: TimeZone

Utf8

Categorical

Fields

§ordered: bool

Binary

FixedBinary

Fields

§byte_width: u32

Date32

Trait Implementations§

impl Clone for LogicalType

fn clone(&self) -> LogicalType

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

impl Debug for LogicalType

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

Formats the value using the given formatter. Read more

impl Eq for LogicalType

impl PartialEq for LogicalType

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more

impl StructuralPartialEq for LogicalType

Auto Trait Implementations§

impl Freeze for LogicalType

impl RefUnwindSafe for LogicalType

impl Send for LogicalType

impl Sync for LogicalType

impl Unpin for LogicalType

impl UnsafeUnpin for LogicalType

impl UnwindSafe for LogicalType

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,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

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

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

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

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> 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)

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

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.

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

Performs the conversion.