Struct sqlx::types::uuid::NoContext

source ยท
pub struct NoContext;
Expand description

An empty counter that will always return the value 0.

This type should be used when constructing timestamps for version 7 UUIDs, since they donโ€™t need a counter for uniqueness.

Trait Implementationsยง

sourceยง

impl ClockSequence for NoContext

ยง

type Output = u16

The type of sequence returned by this counter.
sourceยง

fn generate_sequence( &self, _seconds: u64, _nanos: u32 ) -> <NoContext as ClockSequence>::Output

Get the next value in the sequence to feed into a timestamp. Read more
sourceยง

impl Clone for NoContext

sourceยง

fn clone(&self) -> NoContext

Returns a copy of the value. Read more
1.0.0 ยท sourceยง

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

Performs copy-assignment from source. Read more
sourceยง

impl Debug for NoContext

sourceยง

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

Formats the value using the given formatter. Read more
sourceยง

impl Default for NoContext

sourceยง

fn default() -> NoContext

Returns the โ€œdefault valueโ€ for a type. Read more
sourceยง

impl Copy for NoContext

Auto Trait Implementationsยง

Blanket Implementationsยง

sourceยง

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

sourceยง

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
sourceยง

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

const: unstable ยท sourceยง

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
sourceยง

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

const: unstable ยท sourceยง

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

Mutably borrows from an owned value. Read more
sourceยง

impl<T> From<T> for T

const: unstable ยท sourceยง

fn from(t: T) -> T

Returns the argument unchanged.

sourceยง

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

const: unstable ยท sourceยง

fn into(self) -> U

Calls U::from(self).

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

sourceยง

impl<T> Same<T> for T

ยง

type Output = T

Should always be Self
sourceยง

impl<T> ToOwned for Twhere T: Clone,

ยง

type Owned = T

The resulting type after obtaining ownership.
sourceยง

fn to_owned(&self) -> T

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

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

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

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

ยง

type Error = Infallible

The type returned in the event of a conversion error.
const: unstable ยท sourceยง

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

Performs the conversion.
sourceยง

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

ยง

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

The type returned in the event of a conversion error.
const: unstable ยท sourceยง

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

Performs the conversion.
ยง

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

ยง

fn vzip(self) -> V