Struct diesel::sql_types::Numeric

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pub struct Numeric;

Expand description

The arbitrary precision numeric SQL type.

This type is only supported on PostgreSQL and MySQL. On SQLite, Double should be used instead.

`ToSql` impls

bigdecimal::BigDecimal with feature = ["numeric"]

`FromSql` impls

bigdecimal::BigDecimal with feature = ["numeric"]

Trait Implementations

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impl Add for Numeric

type Rhs = Numeric

The SQL type which can be added to this one

type Output = Numeric

The SQL type of the result of adding Rhs to Self

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impl<'expr> AsExpression<Numeric> for &'expr BigDecimal

Available on crate feature bigdecimal only.

type Expression = Bound<Numeric, &'expr BigDecimal>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl<'expr> AsExpression<Numeric> for &'expr PgNumeric

Available on crate feature postgres_backend only.

type Expression = Bound<Numeric, &'expr PgNumeric>

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<Numeric> for &'expr2 &'expr BigDecimal

Available on crate feature bigdecimal only.

type Expression = Bound<Numeric, &'expr2 &'expr BigDecimal>

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<Numeric> for &'expr2 &'expr PgNumeric

Available on crate feature postgres_backend only.

type Expression = Bound<Numeric, &'expr2 &'expr PgNumeric>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl AsExpression<Numeric> for BigDecimal

Available on crate feature bigdecimal only.

type Expression = Bound<Numeric, BigDecimal>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl AsExpression<Numeric> for PgNumeric

Available on crate feature postgres_backend only.

type Expression = Bound<Numeric, PgNumeric>

The expression being returned

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fn as_expression(self) -> Self::Expression

Perform the conversion

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impl Clone for Numeric

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fn clone(&self) -> Numeric

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 Numeric

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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 Numeric

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fn default() -> Numeric

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

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impl Div for Numeric

type Rhs = Numeric

The SQL type which this one can be divided by

type Output = Numeric

The SQL type of the result of dividing Self by Rhs

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impl Foldable for Numeric

type Sum = Nullable<Numeric>

The SQL type of sum(this_type)

type Avg = Nullable<Numeric>

The SQL type of avg(this_type)

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impl FromSql<Numeric, Mysql> for BigDecimal

Available on crate features bigdecimal and mysql_backend only.

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fn from_sql(value: MysqlValue<'_>) -> 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 FromSql<Numeric, Pg> for BigDecimal

Available on crate features bigdecimal and postgres_backend only.

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fn from_sql(numeric: 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 FromSql<Numeric, Pg> for PgNumeric

Available on crate feature postgres_backend only.

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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 FromSql<Numeric, Sqlite> for BigDecimal

Available on crate features bigdecimal and sqlite only.

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fn from_sql(bytes: SqliteValue<'_, '_, '_>) -> 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 HasSqlType<Numeric> for Mysql

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fn metadata(_: &mut ()) -> MysqlType

Fetch the metadata for the given type Read more

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impl HasSqlType<Numeric> for Pg

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fn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata

Fetch the metadata for the given type Read more

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impl HasSqlType<Numeric> for Sqlite

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fn metadata(_: &mut ()) -> SqliteType

Fetch the metadata for the given type Read more

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impl Mul for Numeric

type Rhs = Numeric

The SQL type which this can be multiplied by

type Output = Numeric

The SQL type of the result of multiplying Self by Rhs

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impl QueryId for Numeric

type QueryId = Numeric

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 Numeric

type IsNull = NotNull

Is this type nullable? Read more

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impl Sub for Numeric

type Rhs = Numeric

The SQL type which can be subtracted from this one

type Output = Numeric

The SQL type of the result of subtracting Rhs from Self

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impl ToSql<Numeric, Mysql> for BigDecimal

Available on crate features bigdecimal and mysql_backend only.

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

See the trait documentation.

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impl ToSql<Numeric, Pg> for BigDecimal

Available on crate features bigdecimal and postgres_backend only.

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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 ToSql<Numeric, Pg> for PgNumeric

Available on crate feature postgres_backend only.

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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 Copy for Numeric

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impl SingleValue for Numeric

Auto Trait Implementations

impl RefUnwindSafe for Numeric

impl Send for Numeric

impl Sync for Numeric

impl Unpin for Numeric

impl UnwindSafe for Numeric

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::Numeric

ToSql impls

FromSql impls

Trait Implementations

impl Add for Numeric

type Rhs = Numeric

type Output = Numeric

impl<'expr> AsExpression<Numeric> for &'expr BigDecimal

type Expression = Bound<Numeric, &'expr BigDecimal>

fn as_expression(self) -> Self::Expression

impl<'expr> AsExpression<Numeric> for &'expr PgNumeric

type Expression = Bound<Numeric, &'expr PgNumeric>

fn as_expression(self) -> Self::Expression

impl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr BigDecimal

type Expression = Bound<Numeric, &'expr2 &'expr BigDecimal>

fn as_expression(self) -> Self::Expression

impl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr PgNumeric

type Expression = Bound<Numeric, &'expr2 &'expr PgNumeric>

fn as_expression(self) -> Self::Expression

impl AsExpression<Numeric> for BigDecimal

type Expression = Bound<Numeric, BigDecimal>

fn as_expression(self) -> Self::Expression

impl AsExpression<Numeric> for PgNumeric

type Expression = Bound<Numeric, PgNumeric>

fn as_expression(self) -> Self::Expression

impl Clone for Numeric

fn clone(&self) -> Numeric

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

impl Debug for Numeric

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

impl Default for Numeric

fn default() -> Numeric

impl Div for Numeric

type Rhs = Numeric

type Output = Numeric

impl Foldable for Numeric

type Sum = Nullable<Numeric>

type Avg = Nullable<Numeric>

impl FromSql<Numeric, Mysql> for BigDecimal

fn from_sql(value: MysqlValue<'_>) -> Result<Self>

fn from_nullable_sql(bytes: Option<RawValue<'_, DB>>) -> Result<Self>

impl FromSql<Numeric, Pg> for BigDecimal

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

fn from_nullable_sql(bytes: Option<RawValue<'_, DB>>) -> Result<Self>

impl FromSql<Numeric, Pg> for PgNumeric

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

fn from_nullable_sql(bytes: Option<RawValue<'_, DB>>) -> Result<Self>

impl FromSql<Numeric, Sqlite> for BigDecimal

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

fn from_nullable_sql(bytes: Option<RawValue<'_, DB>>) -> Result<Self>

impl HasSqlType<Numeric> for Mysql

fn metadata(_: &mut ()) -> MysqlType

impl HasSqlType<Numeric> for Pg

fn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata

impl HasSqlType<Numeric> for Sqlite

fn metadata(_: &mut ()) -> SqliteType

impl Mul for Numeric

type Rhs = Numeric

type Output = Numeric

impl QueryId for Numeric

type QueryId = Numeric

const HAS_STATIC_QUERY_ID: bool = true

fn query_id() -> Option<TypeId>

impl SqlType for Numeric

type IsNull = NotNull

impl Sub for Numeric

type Rhs = Numeric

type Output = Numeric

impl ToSql<Numeric, Mysql> for BigDecimal

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

impl ToSql<Numeric, Pg> for BigDecimal

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

impl ToSql<Numeric, Pg> for PgNumeric

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

impl Copy for Numeric

impl SingleValue for Numeric

Auto Trait Implementations

impl RefUnwindSafe for Numeric

impl Send for Numeric

impl Sync for Numeric

`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,