Struct diesel::pg::data_types::PgDate

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pub struct PgDate(_);
Available on crate feature postgres_backend only.
Expand description

Dates are represented in Postgres as a 32 bit signed integer representing the number of julian days since January 1st 2000. This struct is a dumb wrapper type, meant only to indicate the integer’s meaning.

Trait Implementations§

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impl Arbitrary for PgDate

Available on crate feature quickcheck only.
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fn arbitrary(g: &mut Gen) -> Self

Return an arbitrary value. Read more
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fn shrink(&self) -> Box<dyn Iterator<Item = Self> + 'static, Global>

Return an iterator of values that are smaller than itself. Read more
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impl<'expr> AsExpression<Date> for &'expr PgDate

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type Expression = Bound<Date, &'expr PgDate>

The expression being returned
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fn as_expression(self) -> Self::Expression

Perform the conversion
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impl AsExpression<Date> for PgDate

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type Expression = Bound<Date, PgDate>

The expression being returned
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fn as_expression(self) -> Self::Expression

Perform the conversion
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impl<'expr> AsExpression<Nullable<Date>> for &'expr PgDate

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type Expression = Bound<Nullable<Date>, &'expr PgDate>

The expression being returned
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fn as_expression(self) -> Self::Expression

Perform the conversion
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impl AsExpression<Nullable<Date>> for PgDate

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type Expression = Bound<Nullable<Date>, PgDate>

The expression being returned
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fn as_expression(self) -> Self::Expression

Perform the conversion
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impl Clone for PgDate

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fn clone(&self) -> PgDate

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 PgDate

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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 FromSql<Date, Pg> for PgDate

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fn from_sql(bytes: PgValue<'_>) -> Result<Self>

See the trait documentation.
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fn from_nullable_sql(bytes: Option<RawValue<'_, DB>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more
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impl Ord for PgDate

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fn cmp(&self, other: &PgDate) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Selfwhere Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Selfwhere Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Selfwhere Self: Sized + PartialOrd<Self>,

Restrict a value to a certain interval. Read more
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impl PartialEq<PgDate> for PgDate

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

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd<PgDate> for PgDate

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

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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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
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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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
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impl<__ST, __DB> Queryable<__ST, __DB> for PgDatewhere __DB: Backend, __ST: SingleValue, Self: FromSql<__ST, __DB>,

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type Row = PgDate

The Rust type you’d like to map from. Read more
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fn build(row: Self::Row) -> Result<Self>

Construct an instance of this type
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impl ToSql<Date, Pg> for PgDate

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fn to_sql<'b>(&'b self, out: &mut Output<'b, '_, Pg>) -> Result

See the trait documentation.
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impl<__DB> ToSql<Nullable<Date>, __DB> for PgDatewhere __DB: Backend, Self: ToSql<Date, __DB>,

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fn to_sql<'__b>(&'__b self, out: &mut Output<'__b, '_, __DB>) -> Result

See the trait documentation.
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impl Copy for PgDate

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impl Eq for PgDate

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impl StructuralEq for PgDate

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impl StructuralPartialEq for PgDate

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, ST, DB> FromSqlRow<ST, DB> for Twhere T: Queryable<ST, DB>, ST: SqlTypeOrSelectable, DB: Backend, <T as Queryable<ST, DB>>::Row: FromStaticSqlRow<ST, DB>,

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fn build_from_row<'a>( row: &impl Row<'a, DB> ) -> Result<T, Box<dyn Error + Sync + Send + 'static, Global>>

See the trait documentation.
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impl<T, ST, DB> FromStaticSqlRow<ST, DB> for Twhere DB: Backend, T: FromSql<ST, DB>, ST: SingleValue,

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fn build_from_row<'a>( row: &impl Row<'a, DB> ) -> Result<T, Box<dyn Error + Sync + Send + 'static, Global>>

See the trait documentation
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impl<T, U> Into<U> for Twhere 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.

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impl<T> IntoSql for T

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

Convert self to an expression for Diesel’s query builder. Read more
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fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where &'a Self: AsExpression<T>, T: SqlType + TypedExpressionType,

Convert &self to an expression for Diesel’s query builder. Read more
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impl<T, ST, DB> StaticallySizedRow<ST, DB> for Twhere ST: SqlTypeOrSelectable + TupleSize, T: Queryable<ST, DB>, DB: Backend,

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const FIELD_COUNT: usize =

The number of fields that this type will consume.
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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

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

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fn vzip(self) -> V