risingwave_storage::store_impl::dyn_state_store

Struct StateStorePointer

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pub struct StateStorePointer<P>(pub(crate) P);

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§0: P

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impl AsHummock for StateStorePointer<Arc<dyn DynStateStore>>

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fn as_hummock(&self) -> Option<&HummockStorage>

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fn sync( &self, sync_table_epochs: Vec<(HummockEpoch, HashSet<TableId>)>, ) -> BoxFuture<'_, StorageResult<SyncResult>>

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impl AsMut<dyn DynStateStoreWriteEpochControl> for StateStorePointer<Box<dyn DynLocalStateStore>>

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fn as_mut(&mut self) -> &mut dyn DynStateStoreWriteEpochControl

Converts this type into a mutable reference of the (usually inferred) input type.
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impl AsMut<dyn DynStateStoreWriteEpochControl> for StateStorePointer<Box<dyn DynStateStoreWriteVector>>

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fn as_mut(&mut self) -> &mut dyn DynStateStoreWriteEpochControl

Converts this type into a mutable reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreGet> for StateStorePointer<Arc<dyn DynStateStoreRead>>

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fn as_ref(&self) -> &dyn DynStateStoreGet

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreGet> for StateStorePointer<Arc<dyn DynStateStoreReadSnapshot>>

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fn as_ref(&self) -> &dyn DynStateStoreGet

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreGet> for StateStorePointer<Box<dyn DynLocalStateStore>>

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fn as_ref(&self) -> &dyn DynStateStoreGet

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreRead> for StateStorePointer<Arc<dyn DynStateStoreRead>>

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fn as_ref(&self) -> &dyn DynStateStoreRead

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreRead> for StateStorePointer<Arc<dyn DynStateStoreReadSnapshot>>

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fn as_ref(&self) -> &dyn DynStateStoreRead

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<dyn DynStateStoreReadVector> for StateStorePointer<Arc<dyn DynStateStoreReadSnapshot>>

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fn as_ref(&self) -> &dyn DynStateStoreReadVector

Converts this type into a shared reference of the (usually inferred) input type.
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impl<P: Clone> Clone for StateStorePointer<P>

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fn clone(&self) -> StateStorePointer<P>

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 LocalStateStore for StateStorePointer<Box<dyn DynLocalStateStore>>

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type FlushedSnapshotReader = StateStorePointer<Arc<dyn DynStateStoreRead>>

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type Iter<'a> = Box<dyn DynStateStoreIter<(FullKey<Bytes>, Bytes)> + 'a>

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type RevIter<'a> = Box<dyn DynStateStoreIter<(FullKey<Bytes>, Bytes)> + 'a>

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fn iter( &self, key_range: TableKeyRange, read_options: ReadOptions, ) -> impl Future<Output = StorageResult<Self::Iter<'_>>> + Send + '_

Opens and returns an iterator for given prefix_hint and full_key_range Internally, prefix_hint will be used to for checking bloom_filter and full_key_range used for iter. (if the prefix_hint not None, it should be be included in key_range) The returned iterator will iterate data based on the latest written snapshot.
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fn rev_iter( &self, key_range: TableKeyRange, read_options: ReadOptions, ) -> impl Future<Output = StorageResult<Self::RevIter<'_>>> + Send + '_

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fn new_flushed_snapshot_reader(&self) -> Self::FlushedSnapshotReader

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fn get_table_watermark(&self, vnode: VirtualNode) -> Option<Bytes>

Get last persisted watermark for a given vnode.
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fn insert( &mut self, key: TableKey<Bytes>, new_val: Bytes, old_val: Option<Bytes>, ) -> StorageResult<()>

Inserts a key-value entry associated with a given epoch into the state store.
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fn delete(&mut self, key: TableKey<Bytes>, old_val: Bytes) -> StorageResult<()>

Deletes a key-value entry from the state store. Only the key-value entry with epoch smaller than the given epoch will be deleted.
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async fn update_vnode_bitmap( &mut self, vnodes: Arc<Bitmap>, ) -> StorageResult<Arc<Bitmap>>

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impl StateStore for StateStorePointer<Arc<dyn DynStateStore>>

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type Local = StateStorePointer<Box<dyn DynLocalStateStore>>

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type ReadSnapshot = StateStorePointer<Arc<dyn DynStateStoreReadSnapshot>>

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type VectorWriter = StateStorePointer<Box<dyn DynStateStoreWriteVector>>

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fn try_wait_epoch( &self, epoch: HummockReadEpoch, options: TryWaitEpochOptions, ) -> impl Future<Output = StorageResult<()>> + Send + '_

If epoch is Committed, we will wait until the epoch is committed and its data is ready to read. If epoch is Current, we will only check if the data can be read with this epoch.
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fn new_local( &self, option: NewLocalOptions, ) -> impl Future<Output = Self::Local> + Send + '_

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async fn new_read_snapshot( &self, epoch: HummockReadEpoch, options: NewReadSnapshotOptions, ) -> StorageResult<Self::ReadSnapshot>

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fn new_vector_writer( &self, options: NewVectorWriterOptions, ) -> impl Future<Output = Self::VectorWriter> + Send + '_

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fn monitored( self, storage_metrics: Arc<MonitoredStorageMetrics>, ) -> MonitoredStateStore<Self>

Creates a MonitoredStateStore from this state store, with given stats.
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impl<P> StateStoreGet for StateStorePointer<P>
where StateStorePointer<P>: AsRef<dyn DynStateStoreGet> + StaticSendSync,

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async fn on_key_value<O: Send + 'static>( &self, key: TableKey<Bytes>, read_options: ReadOptions, on_key_value_fn: impl KeyValueFn<O>, ) -> StorageResult<Option<O>>

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impl<P> StateStoreRead for StateStorePointer<P>
where StateStorePointer<P>: AsRef<dyn DynStateStoreRead> + StateStoreGet + StaticSendSync,

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type Iter = Box<dyn DynStateStoreIter<(FullKey<Bytes>, Bytes)>>

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type RevIter = Box<dyn DynStateStoreIter<(FullKey<Bytes>, Bytes)>>

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fn iter( &self, key_range: TableKeyRange, read_options: ReadOptions, ) -> impl Future<Output = StorageResult<Self::Iter>> + '_

Opens and returns an iterator for given prefix_hint and full_key_range Internally, prefix_hint will be used to for checking bloom_filter and full_key_range used for iter. (if the prefix_hint not None, it should be be included in key_range) The returned iterator will iterate data based on a snapshot corresponding to the given epoch.
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fn rev_iter( &self, key_range: TableKeyRange, read_options: ReadOptions, ) -> impl Future<Output = StorageResult<Self::RevIter>> + '_

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impl StateStoreReadLog for StateStorePointer<Arc<dyn DynStateStore>>

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type ChangeLogIter = Box<dyn DynStateStoreIter<(TableKey<Bytes>, ChangeLogValue<Bytes>)>>

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async fn next_epoch( &self, epoch: u64, options: NextEpochOptions, ) -> StorageResult<u64>

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fn iter_log( &self, epoch_range: (u64, u64), key_range: TableKeyRange, options: ReadLogOptions, ) -> impl Future<Output = StorageResult<Self::ChangeLogIter>> + Send + '_

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impl<P> StateStoreReadVector for StateStorePointer<P>
where StateStorePointer<P>: AsRef<dyn DynStateStoreReadVector> + StaticSendSync,

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async fn nearest<O: Send + 'static>( &self, vec: Vector, options: VectorNearestOptions, on_nearest_item_fn: impl OnNearestItemFn<O>, ) -> StorageResult<Vec<O>>

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impl<P> StateStoreWriteEpochControl for StateStorePointer<P>
where StateStorePointer<P>: AsMut<dyn DynStateStoreWriteEpochControl> + StaticSendSync,

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fn flush(&mut self) -> impl Future<Output = StorageResult<usize>> + Send + '_

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fn try_flush(&mut self) -> impl Future<Output = StorageResult<()>> + Send + '_

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fn init( &mut self, options: InitOptions, ) -> impl Future<Output = StorageResult<()>> + Send + '_

Initializes the state store with given epoch pair. Typically we will use epoch.curr as the initialized epoch, Since state table will begin as empty. In some cases like replicated state table, state table may not be empty initially, as such we need to wait for epoch.prev checkpoint to complete, hence this interface is made async.
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fn seal_current_epoch(&mut self, next_epoch: u64, opts: SealCurrentEpochOptions)

Updates the monotonically increasing write epoch to new_epoch. All writes after this function is called will be tagged with new_epoch. In other words, the previous write epoch is sealed.
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impl StateStoreWriteVector for StateStorePointer<Box<dyn DynStateStoreWriteVector>>

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fn insert(&mut self, vec: Vector, info: Bytes) -> StorageResult<()>

Auto Trait Implementations§

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impl<P> Freeze for StateStorePointer<P>
where P: Freeze,

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impl<P> RefUnwindSafe for StateStorePointer<P>
where P: RefUnwindSafe,

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impl<P> Send for StateStorePointer<P>
where P: Send,

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impl<P> Sync for StateStorePointer<P>
where P: Sync,

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impl<P> Unpin for StateStorePointer<P>
where P: Unpin,

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impl<P> UnwindSafe for StateStorePointer<P>
where P: UnwindSafe,

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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impl<S> StateStoreGetTestExt for S
where S: StateStoreGet,

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async fn get( &self, key: TableKey<Bytes>, read_options: StateStoreTestReadOptions, ) -> Result<Option<Bytes>, StorageError>

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impl<S> StateStoreReadTestExt for S
where S: StateStore,

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async fn get_keyed_row( &self, key: TableKey<Bytes>, epoch: u64, read_options: StateStoreTestReadOptions, ) -> Result<Option<(FullKey<Bytes>, Bytes)>, StorageError>

Point gets a value from the state store. The result is based on a snapshot corresponding to the given epoch. Both full key and the value are returned.
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async fn iter( &self, key_range: (Bound<TableKey<Bytes>>, Bound<TableKey<Bytes>>), epoch: u64, read_options: StateStoreTestReadOptions, ) -> Result<<<S as StateStore>::ReadSnapshot as StateStoreRead>::Iter, StorageError>

Opens and returns an iterator for given prefix_hint and full_key_range Internally, prefix_hint will be used to for checking bloom_filter and full_key_range used for iter. (if the prefix_hint not None, it should be be included in key_range) The returned iterator will iterate data based on a snapshot corresponding to the given epoch.
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async fn rev_iter( &self, key_range: (Bound<TableKey<Bytes>>, Bound<TableKey<Bytes>>), epoch: u64, read_options: StateStoreTestReadOptions, ) -> Result<<<S as StateStore>::ReadSnapshot as StateStoreRead>::RevIter, StorageError>

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async fn scan( &self, key_range: (Bound<TableKey<Bytes>>, Bound<TableKey<Bytes>>), epoch: u64, limit: Option<usize>, read_options: StateStoreTestReadOptions, ) -> Result<Vec<(FullKey<Bytes>, Bytes)>, StorageError>

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fn get( &self, key: TableKey<Bytes>, epoch: u64, read_options: ReadOptions, ) -> impl StorageFuture<'_, Option<Bytes>>

Point gets a value from the state store. The result is based on a snapshot corresponding to the given epoch. Only the value is returned.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

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impl<T> LruValue for T
where T: Send + Sync,

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impl<T> MaybeSend for T
where T: Send,

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impl<T> MaybeSend for T
where T: Send,

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impl<T> Value for T
where T: Send + Sync + 'static,