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
withfeature = ["numeric"]
FromSql
impls
bigdecimal::BigDecimal
withfeature = ["numeric"]
Trait Implementations
sourceimpl<'expr> AsExpression<Numeric> for &'expr PgNumeric
impl<'expr> AsExpression<Numeric> for &'expr PgNumeric
type Expression = Bound<Numeric, &'expr PgNumeric>
type Expression = Bound<Numeric, &'expr PgNumeric>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr PgNumeric
impl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr PgNumeric
type Expression = Bound<Numeric, &'expr2 &'expr PgNumeric>
type Expression = Bound<Numeric, &'expr2 &'expr PgNumeric>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl AsExpression<Numeric> for PgNumeric
impl AsExpression<Numeric> for PgNumeric
type Expression = Bound<Numeric, PgNumeric>
type Expression = Bound<Numeric, PgNumeric>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr> AsExpression<Numeric> for &'expr BigDecimal
impl<'expr> AsExpression<Numeric> for &'expr BigDecimal
type Expression = Bound<Numeric, &'expr BigDecimal>
type Expression = Bound<Numeric, &'expr BigDecimal>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr BigDecimal
impl<'expr2, 'expr> AsExpression<Numeric> for &'expr2 &'expr BigDecimal
type Expression = Bound<Numeric, &'expr2 &'expr BigDecimal>
type Expression = Bound<Numeric, &'expr2 &'expr BigDecimal>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl AsExpression<Numeric> for BigDecimal
impl AsExpression<Numeric> for BigDecimal
type Expression = Bound<Numeric, BigDecimal>
type Expression = Bound<Numeric, BigDecimal>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl FromSql<Numeric, Mysql> for BigDecimal
Available on crate features mysql_backend
and bigdecimal
only.
impl FromSql<Numeric, Mysql> for BigDecimal
mysql_backend
and bigdecimal
only.sourcefn from_sql(value: MysqlValue<'_>) -> Result<Self>
fn from_sql(value: MysqlValue<'_>) -> Result<Self>
See the trait documentation.
sourceimpl FromSql<Numeric, Pg> for BigDecimal
Available on crate features postgres_backend
and bigdecimal
only.
impl FromSql<Numeric, Pg> for BigDecimal
postgres_backend
and bigdecimal
only.sourceimpl FromSql<Numeric, Sqlite> for BigDecimal
Available on crate features sqlite
and bigdecimal
only.
impl FromSql<Numeric, Sqlite> for BigDecimal
sqlite
and bigdecimal
only.sourcefn from_sql(bytes: SqliteValue<'_, '_, '_>) -> Result<Self>
fn from_sql(bytes: SqliteValue<'_, '_, '_>) -> Result<Self>
See the trait documentation.
sourceimpl HasSqlType<Numeric> for Sqlite
impl HasSqlType<Numeric> for Sqlite
sourcefn metadata(_: &mut ()) -> SqliteType
fn metadata(_: &mut ()) -> SqliteType
Fetch the metadata for the given type Read more
sourceimpl HasSqlType<Numeric> for Mysql
impl HasSqlType<Numeric> for Mysql
sourceimpl HasSqlType<Numeric> for Pg
impl HasSqlType<Numeric> for Pg
sourcefn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata
fn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata
Fetch the metadata for the given type Read more
sourceimpl QueryId for Numeric
impl QueryId for Numeric
sourceconst HAS_STATIC_QUERY_ID: bool = true
const HAS_STATIC_QUERY_ID: bool = true
Can the SQL generated by Self
be uniquely identified by its type? Read more
sourceimpl ToSql<Numeric, Mysql> for BigDecimal
Available on crate features mysql_backend
and bigdecimal
only.
impl ToSql<Numeric, Mysql> for BigDecimal
mysql_backend
and bigdecimal
only.sourceimpl ToSql<Numeric, Pg> for BigDecimal
Available on crate features postgres_backend
and bigdecimal
only.
impl ToSql<Numeric, Pg> for BigDecimal
postgres_backend
and bigdecimal
only.impl Copy for Numeric
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
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> IntoNotNullable for T where
T: SqlType<IsNull = NotNull>,
impl<T> IntoNotNullable for T where
T: SqlType<IsNull = NotNull>,
type NotNullable = T
type NotNullable = T
The not nullable representation of this type. Read more
sourceimpl<T> IntoNullable for T where
T: SqlType<IsNull = NotNull> + SingleValue,
impl<T> IntoNullable for T where
T: SqlType<IsNull = NotNull> + SingleValue,
sourceimpl<T> IntoSql for T
impl<T> IntoSql for T
sourcefn into_sql<T>(self) -> AsExprOf<Self, T> where
Self: AsExpression<T> + Sized,
T: SqlType + TypedExpressionType,
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
sourcefn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,
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
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more