Struct mz_persist_txn :: txn_read :: TxnsRead Copy item path

impl<T: Timestamp + Lattice + Codec64> TxnsRead<T>

pub async fn start<C>(client: PersistClient, txns_id: ShardId) -> Self
where T: TotalOrder + StepForward, C: TxnsCodec + 'static,

Starts the task worker and returns a handle for communicating with it.

pub fn txns_id(&self) -> &ShardId

Returns the ShardId of the txns shard.

See crate::txn_cache::TxnsCacheState::data_snapshot.

pub async fn data_snapshot(&self, data_id: ShardId, as_of: T) -> DataSnapshot<T>

pub async fn update_ge(&self, ts: T)

See TxnsCache::update_ge.

pub async fn update_gt(&self, ts: T)

See TxnsCache::update_gt.

Trait Implementations§

impl<T: Clone> Clone for TxnsRead<T>

fn clone(&self) -> TxnsRead<T>

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

impl<T: Debug> Debug for TxnsRead<T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl<T> !UnwindSafe for TxnsRead<T>

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T, U> CastInto for T
where U: CastFrom<T>,

fn cast_into(self) -> U

Performs the cast.

impl<R, O, T> CopyOnto<ConsecutiveOffsetPairs<R, O>> for T
where R: Region<Index = (usize, usize)>, O: OffsetContainer<usize>, T: CopyOnto<R>,

fn copy_onto( self, target: &mut ConsecutiveOffsetPairs<R, O> ) -> <ConsecutiveOffsetPairs<R, O> as Region>::Index

Copy self into the target container, returning an index that allows to look up the corresponding read item.

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> FromRef<T> for T
where T: Clone,

fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.

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Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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Calls U::from(self).

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Wrap the input message T in a tonic::Request

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Creates a shared type from an unshared type.

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The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

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Dereferences the given pointer. Read more

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Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> ProgressEventTimestamp for T
where T: Data + Debug + Any,

fn as_any(&self) -> &(dyn Any + 'static)

Upcasts this ProgressEventTimestamp to Any. Read more

fn type_name(&self) -> &'static str

Returns the name of the concrete type of this object. Read more

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See RustType::from_proto.

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See RustType::into_proto.

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Push self into the target container.

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Push self into the target container.

impl<T> Same for T

type Output = T

Should always be Self

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where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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

Uses borrowed data to replace owned data, usually by cloning. Read more

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type Error = Infallible

The type returned in the event of a conversion error.

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Performs the conversion.

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