Interval

Struct Interval

pub struct Interval;

Expand description

The interval SQL type.

This type is currently only implemented for PostgreSQL.

§`ToSql` impls

PgInterval which can be constructed using IntervalDsl

§`FromSql` impls

PgInterval which can be constructed using IntervalDsl

Trait Implementations§

impl Add for Interval

type Rhs = Interval

The SQL type which can be added to this one

type Output = Interval

The SQL type of the result of adding Rhs to Self

impl<'expr2, 'expr> AsExpression<Interval> for &'expr2 &'expr PgInterval

type Expression = Bound<Interval, &'expr2 &'expr PgInterval>

The expression being returned

fn as_expression( self, ) -> <&'expr2 &'expr PgInterval as AsExpression<Interval>>::Expression

Perform the conversion

impl<'expr> AsExpression<Interval> for &'expr PgInterval

type Expression = Bound<Interval, &'expr PgInterval>

The expression being returned

fn as_expression( self, ) -> <&'expr PgInterval as AsExpression<Interval>>::Expression

Perform the conversion

impl AsExpression<Interval> for PgInterval

type Expression = Bound<Interval, PgInterval>

The expression being returned

fn as_expression(self) -> <PgInterval as AsExpression<Interval>>::Expression

Perform the conversion

impl Clone for Interval

fn clone(&self) -> Interval

Returns a duplicate 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 Interval

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

Formats the value using the given formatter. Read more

impl Default for Interval

fn default() -> Interval

Returns the “default value” for a type. Read more

impl Div for Interval

type Rhs = Integer

The SQL type which this one can be divided by

type Output = Interval

The SQL type of the result of dividing Self by Rhs

impl Foldable for Interval

type Sum = Nullable<Interval>

The SQL type of sum(this_type)

type Avg = Nullable<Interval>

The SQL type of avg(this_type)

impl FromSql<Interval, Pg> for PgInterval

fn from_sql( bytes: Option<&[u8]>, ) -> Result<PgInterval, Box<dyn Error + Send + Sync>>

See the trait documentation.

impl HasSqlType<Interval> for Pg

fn metadata(_: &PgMetadataLookup) -> PgTypeMetadata

Fetch the metadata for the given type Read more

impl Mul for Interval

type Rhs = Integer

The SQL type which this can be multiplied by

type Output = Interval

The SQL type of the result of multiplying Self by Rhs

impl QueryId for Interval

const HAS_STATIC_QUERY_ID: bool = true

Can the SQL generated by Self be uniquely identified by its type? Read more

type QueryId = Interval

A type which uniquely represents Self in a SQL query. Read more

fn query_id() -> Option<TypeId>

Returns the type id of Self::QueryId if Self::HAS_STATIC_QUERY_ID. Returns None otherwise. Read more

impl Sub for Interval

type Rhs = Interval

The SQL type which can be subtracted from this one

type Output = Interval

The SQL type of the result of subtracting Rhs from Self

impl ToSql<Interval, Pg> for PgInterval

fn to_sql<W>( &self, out: &mut Output<'_, W, Pg>, ) -> Result<IsNull, Box<dyn Error + Send + Sync>>
where W: Write,

See the trait documentation.

impl Copy for Interval

impl NotNull for Interval

impl SingleValue for Interval

impl SqlOrd for Interval

Auto Trait Implementations§

impl Freeze for Interval

impl RefUnwindSafe for Interval

impl Send for Interval

impl Sync for Interval

impl Unpin for Interval

impl UnwindSafe for Interval

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> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

impl<T> IntoNullable for T
where T: NotNull,

type Nullable = Nullable<T>

The nullable representation of this type. Read more

impl<T> IntoSql for T

fn into_sql<T>(self) -> Self::Expression
where Self: Sized + AsExpression<T>,

Convert self to an expression for Diesel’s query builder. Read more

fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression
where &'a Self: AsExpression<T>,

Convert &self to an expression for Diesel’s query builder. Read more

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> Same for T

type Output = T

Should always be Self

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.

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

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

impl<T> ErasedDestructor for T
where T: 'static,