diesel::sql_types

Struct Binary

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pub struct Binary;
Expand description

The binary SQL type.

Schema inference will treat all variants of BLOB as this type (e.g. VARBINARY, MEDIUMBLOB, etc).

§ToSql impls

§FromSql impls

Trait Implementations§

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impl<'__expr, '__expr2> AsExpression<Binary> for &'__expr2 &'__expr [u8]

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type Expression = Bound<Binary, &'__expr2 &'__expr [u8]>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<'__expr, '__expr2, const N: usize> AsExpression<Binary> for &'__expr2 &'__expr [u8; N]

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type Expression = Bound<Binary, &'__expr2 &'__expr [u8; N]>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<'__expr, '__expr2> AsExpression<Binary> for &'__expr2 &'__expr Vec<u8>

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type Expression = Bound<Binary, &'__expr2 &'__expr Vec<u8>>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<'__expr> AsExpression<Binary> for &'__expr [u8]

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type Expression = Bound<Binary, &'__expr [u8]>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<'__expr, const N: usize> AsExpression<Binary> for &'__expr [u8; N]

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type Expression = Bound<Binary, &'__expr [u8; N]>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<'__expr> AsExpression<Binary> for &'__expr Vec<u8>

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type Expression = Bound<Binary, &'__expr Vec<u8>>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl<const N: usize> AsExpression<Binary> for [u8; N]

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type Expression = Bound<Binary, [u8; N]>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl AsExpression<Binary> for Vec<u8>

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type Expression = Bound<Binary, Vec<u8>>

The expression being returned
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fn as_expression(self) -> <Self as AsExpression<Binary>>::Expression

Perform the conversion
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impl Clone for Binary

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fn clone(&self) -> Binary

Returns a duplicate 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 Binary

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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 Binary

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fn default() -> Binary

Returns the “default value” for a type. Read more
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impl FromSql<Binary, Sqlite> for *const [u8]

The returned pointer is only valid for the lifetime to the argument of from_sql. This impl is intended for uses where you want to write a new impl in terms of Vec<u8>, but don’t want to allocate. We have to return a raw pointer instead of a reference with a lifetime due to the structure of FromSql

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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<DB::RawValue<'_>>) -> Result<Self>

A specialized variant of from_sql for handling null values. Read more
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impl HasSqlType<Binary> for Sqlite

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

Fetch the metadata for the given type Read more
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impl QueryId for Binary

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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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type QueryId = Binary

A type which uniquely represents Self in a SQL query. 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 Queryable<Binary, Sqlite> for *const [u8]

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type Row = *const [u8]

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 SqlType for Binary

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type IsNull = NotNull

Is this type nullable? Read more
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impl<DB> ToSql<Binary, DB> for [u8]
where for<'a> DB: Backend<BindCollector<'a> = RawBytesBindCollector<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<DB, const N: usize> ToSql<Binary, DB> for [u8; N]
where DB: Backend, [u8]: ToSql<Binary, 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<DB> ToSql<Binary, DB> for Vec<u8>
where DB: Backend, [u8]: ToSql<Binary, 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 ToSql<Binary, Sqlite> for [u8]

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

See the trait documentation.
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impl Copy for Binary

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impl SingleValue for Binary

Auto Trait Implementations§

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impl Freeze for Binary

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impl RefUnwindSafe for Binary

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impl Send for Binary

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impl Sync for Binary

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impl Unpin for Binary

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impl UnwindSafe for Binary

Blanket Implementations§

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impl<T> AggregateExpressionMethods for T

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fn aggregate_distinct(self) -> AggregateDistinct<Self>
where Self: DistinctDsl,

DISTINCT modifier for aggregate functions Read more
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fn aggregate_all(self) -> AggregateAll<Self>
where Self: AllDsl,

ALL modifier for aggregate functions Read more
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fn aggregate_filter<P>(self, f: P) -> AggregateFilter<Self, P>
where P: AsExpression<Bool>, Self: FilterDsl<P::Expression>,

Add an aggregate function filter Read more
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fn aggregate_order<O>(self, o: O) -> AggregateOrder<Self, O>
where Self: OrderAggregateDsl<O>,

Add an aggregate function order Read more
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impl<T> Any for T
where 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 T
where T: ?Sized,

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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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
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Converts Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>, which can then be downcast into Box<dyn ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Converts Rc<Trait> (where Trait: Downcast) to Rc<Any>, which can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Converts &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Converts &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSend for T
where T: Any + Send,

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fn into_any_send(self: Box<T>) -> Box<dyn Any + Send>

Converts Box<Trait> (where Trait: DowncastSend) to Box<dyn Any + Send>, which can then be downcast into Box<ConcreteType> where ConcreteType implements Trait.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_sync(self: Box<T>) -> Box<dyn Any + Sync + Send>

Converts Box<Trait> (where Trait: DowncastSync) to Box<dyn Any + Send + Sync>, which can then be downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send>

Converts Arc<Trait> (where Trait: DowncastSync) to Arc<Any>, which can then be downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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 T
where T: SqlType<IsNull = NotNull>,

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type NotNullable = T

The not nullable representation of this type. Read more
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impl<T> IntoNullable for T
where T: SqlType<IsNull = NotNull> + SingleValue,

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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 T
where 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 T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WindowExpressionMethods for T

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fn over(self) -> Over<Self>
where Self: OverDsl,

Turn a function call into a window function call Read more
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fn window_filter<P>(self, f: P) -> WindowFilter<Self, P>
where P: AsExpression<Bool>, Self: FilterDsl<P::Expression>,

Add a filter to the current window function Read more
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fn partition_by<E>(self, expr: E) -> PartitionBy<Self, E>
where Self: PartitionByDsl<E>,

Add a partition clause to the current window function Read more
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fn window_order<E>(self, expr: E) -> WindowOrder<Self, E>
where Self: OrderWindowDsl<E>,

Add a order clause to the current window function Read more
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fn frame_by<E>(self, expr: E) -> FrameBy<Self, E>
where Self: FrameDsl<E>,

Add a frame clause to the current window function Read more
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impl<ST> TypedExpressionType for ST
where ST: SingleValue,