Struct diesel::sql_types::Double

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pub struct Double;

Expand description

The double precision float SQL type.

`ToSql` impls

f64

`FromSql` impls

f64

Trait Implementations

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impl Add for Double

type Rhs = Double

The SQL type which can be added to this one

type Output = Double

The SQL type of the result of adding Rhs to Self

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impl<'expr> AsExpression<Double> for &'expr f64

type Expression = Bound<Double, &'expr f64>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl<'expr2, 'expr> AsExpression<Double> for &'expr2 &'expr f64

type Expression = Bound<Double, &'expr2 &'expr f64>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl AsExpression<Double> for f64

type Expression = Bound<Double, f64>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl Clone for Double

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fn clone(&self) -> Double

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for Double

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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 Default for Double

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fn default() -> Double

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

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impl Div for Double

type Rhs = Double

The SQL type which this one can be divided by

type Output = Double

The SQL type of the result of dividing Self by Rhs

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impl Foldable for Double

type Sum = Nullable<Double>

The SQL type of sum(this_type)

type Avg = Nullable<Double>

The SQL type of avg(this_type)

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impl Mul for Double

type Rhs = Double

The SQL type which this can be multiplied by

type Output = Double

The SQL type of the result of multiplying Self by Rhs

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impl QueryId for Double

type QueryId = Double

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

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const HAS_STATIC_QUERY_ID: bool = true

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

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fn query_id() -> Option<TypeId>

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

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impl SqlType for Double

type IsNull = NotNull

Is this type nullable? Read more

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impl Sub for Double

type Rhs = Double

The SQL type which can be subtracted from this one

type Output = Double

The SQL type of the result of subtracting Rhs from Self

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impl Copy for Double

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impl SingleValue for Double

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impl SqlOrd for Double

Auto Trait Implementations

impl RefUnwindSafe for Double

impl Send for Double

impl Sync for Double

impl Unpin for Double

impl UnwindSafe for Double

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, U> Into 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> IntoNotNullable for Twhere
T: SqlType<IsNull = NotNull>,

type NotNullable = T

The not nullable representation of this type. Read more

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impl<T> IntoNullable for Twhere
T: SqlType<IsNull = NotNull> + SingleValue,

type Nullable = Nullable<T>

The nullable representation of this type. Read more

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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> ToOwned for Twhere
T: Clone,

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 for Twhere
U: Into<T>,

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>::Error>

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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Struct diesel::sql_types::Double

ToSql impls

FromSql impls

Trait Implementations

impl Add for Double

type Rhs = Double

type Output = Double

impl<'expr> AsExpression<Double> for &'expr f64

type Expression = Bound<Double, &'expr f64>

fn as_expression(self) -> Self::Expression

impl<'expr2, 'expr> AsExpression<Double> for &'expr2 &'expr f64

type Expression = Bound<Double, &'expr2 &'expr f64>

fn as_expression(self) -> Self::Expression

impl AsExpression<Double> for f64

type Expression = Bound<Double, f64>

fn as_expression(self) -> Self::Expression

impl Clone for Double

fn clone(&self) -> Double

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

impl Debug for Double

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

impl Default for Double

fn default() -> Double

impl Div for Double

type Rhs = Double

type Output = Double

impl Foldable for Double

type Sum = Nullable<Double>

type Avg = Nullable<Double>

impl Mul for Double

type Rhs = Double

type Output = Double

impl QueryId for Double

type QueryId = Double

const HAS_STATIC_QUERY_ID: bool = true

fn query_id() -> Option<TypeId>

impl SqlType for Double

type IsNull = NotNull

impl Sub for Double

type Rhs = Double

type Output = Double

impl Copy for Double

impl SingleValue for Double

impl SqlOrd for Double

Auto Trait Implementations

impl RefUnwindSafe for Double

impl Send for Double

impl Sync for Double

impl Unpin for Double

impl UnwindSafe for Double

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> IntoNotNullable for Twhere T: SqlType<IsNull = NotNull>,

type NotNullable = T

impl<T> IntoNullable for Twhere T: SqlType<IsNull = NotNull> + SingleValue,

type Nullable = Nullable<T>

impl<T> IntoSql for T

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

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where &'a Self: AsExpression<T>, T: SqlType + TypedExpressionType,

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

impl<ST> TypedExpressionType for STwhere ST: SingleValue,

`ToSql` impls

`FromSql` impls

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

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

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

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

impl<T> IntoNotNullable for Twhere
T: SqlType<IsNull = NotNull>,

impl<T> IntoNullable for Twhere
T: SqlType<IsNull = NotNull> + SingleValue,

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

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,

impl<T> ToOwned for Twhere
T: Clone,

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

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

impl<ST> TypedExpressionType for STwhere
ST: SingleValue,