pub struct PositionInstance {
pub pos: Position,
}Expand description
A type that may be used as a ChainedInstance in any Chain that only needs the position of a block to locate a block
Fields§
§pos: PositionImplementations§
Trait Implementations§
Source§impl<R: Record + Serialize + for<'d> Deserialize<'d> + 'static> ChainedInstance<SqliteChain<R>> for PositionInstance
impl<R: Record + Serialize + for<'d> Deserialize<'d> + 'static> ChainedInstance<SqliteChain<R>> for PositionInstance
fn block(self, chain: &SqliteChain<R>) -> Result<SqliteBlock<R>, ChainError>
Auto Trait Implementations§
impl Freeze for PositionInstance
impl RefUnwindSafe for PositionInstance
impl Send for PositionInstance
impl Sync for PositionInstance
impl Unpin for PositionInstance
impl UnwindSafe for PositionInstance
Blanket Implementations§
Source§impl<T> AggregateExpressionMethods for T
impl<T> AggregateExpressionMethods for T
Source§fn aggregate_distinct(self) -> Self::Outputwhere
Self: DistinctDsl,
fn aggregate_distinct(self) -> Self::Outputwhere
Self: DistinctDsl,
DISTINCT modifier for aggregate functions Read moreSource§fn aggregate_all(self) -> Self::Outputwhere
Self: AllDsl,
fn aggregate_all(self) -> Self::Outputwhere
Self: AllDsl,
ALL modifier for aggregate functions Read moreSource§fn aggregate_filter<P>(self, f: P) -> Self::Output
fn aggregate_filter<P>(self, f: P) -> Self::Output
Add an aggregate function filter Read more
Source§fn aggregate_order<O>(self, o: O) -> Self::Outputwhere
Self: OrderAggregateDsl<O>,
fn aggregate_order<O>(self, o: O) -> Self::Outputwhere
Self: OrderAggregateDsl<O>,
Add an aggregate function order Read more
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> Downcast for Twhere
T: Any,
impl<T> Downcast for Twhere
T: Any,
Source§fn into_any(self: Box<T>) -> Box<dyn Any>
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.Source§fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>
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.Source§fn as_any(&self) -> &(dyn Any + 'static)
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.Source§fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
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.Source§impl<T> DowncastSend for T
impl<T> DowncastSend for T
Source§impl<T> DowncastSync for T
impl<T> DowncastSync for T
Source§impl<T> IntoSql for T
impl<T> IntoSql for T
Source§fn into_sql<T>(self) -> Self::Expression
fn into_sql<T>(self) -> Self::Expression
Convert
self to an expression for Diesel’s query builder. Read moreSource§fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression
fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression
Convert
&self to an expression for Diesel’s query builder. Read moreSource§impl<T> WindowExpressionMethods for T
impl<T> WindowExpressionMethods for T
Source§fn over(self) -> Self::Outputwhere
Self: OverDsl,
fn over(self) -> Self::Outputwhere
Self: OverDsl,
Turn a function call into a window function call Read more
Source§fn window_filter<P>(self, f: P) -> Self::Output
fn window_filter<P>(self, f: P) -> Self::Output
Add a filter to the current window function Read more
Source§fn partition_by<E>(self, expr: E) -> Self::Outputwhere
Self: PartitionByDsl<E>,
fn partition_by<E>(self, expr: E) -> Self::Outputwhere
Self: PartitionByDsl<E>,
Add a partition clause to the current window function Read more
Source§fn window_order<E>(self, expr: E) -> Self::Outputwhere
Self: OrderWindowDsl<E>,
fn window_order<E>(self, expr: E) -> Self::Outputwhere
Self: OrderWindowDsl<E>,
Add a order clause to the current window function Read more