Struct sc_client_db::BlockImportOperation

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pub struct BlockImportOperation<Block: BlockT> { /* private fields */ }
Expand description

Database transaction

Trait Implementations§

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impl<Block: BlockT> BlockImportOperation<Block> for BlockImportOperation<Block>

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type State = RecordStatsState<RefTrackingState<Block>, Block>

Associated state backend type.
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fn state(&self) -> ClientResult<Option<&Self::State>>

Returns pending state. Read more
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fn set_block_data( &mut self, header: Block::Header, body: Option<Vec<Block::Extrinsic>>, indexed_body: Option<Vec<Vec<u8>>>, justifications: Option<Justifications>, leaf_state: NewBlockState, ) -> ClientResult<()>

Append block data to the transaction.
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fn update_db_storage( &mut self, update: PrefixedMemoryDB<HashingFor<Block>>, ) -> ClientResult<()>

Inject storage data into the database.
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fn reset_storage( &mut self, storage: Storage, state_version: StateVersion, ) -> ClientResult<Block::Hash>

Inject storage data into the database replacing any existing data.
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fn set_genesis_state( &mut self, storage: Storage, commit: bool, state_version: StateVersion, ) -> ClientResult<Block::Hash>

Set genesis state. If commit is false the state is saved in memory, but is not written to the database.
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fn insert_aux<I>(&mut self, ops: I) -> ClientResult<()>
where I: IntoIterator<Item = (Vec<u8>, Option<Vec<u8>>)>,

Insert auxiliary keys. Read more
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fn update_storage( &mut self, update: StorageCollection, child_update: ChildStorageCollection, ) -> ClientResult<()>

Set storage changes.
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fn update_offchain_storage( &mut self, offchain_update: OffchainChangesCollection, ) -> ClientResult<()>

Write offchain storage changes to the database.
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fn mark_finalized( &mut self, block: Block::Hash, justification: Option<Justification>, ) -> ClientResult<()>

Mark a block as finalized, if multiple blocks are finalized in the same operation then they must be marked in ascending order.
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fn mark_head(&mut self, hash: Block::Hash) -> ClientResult<()>

Mark a block as new head. If both block import and set head are specified, set head overrides block import’s best block rule.
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fn update_transaction_index( &mut self, index_ops: Vec<IndexOperation>, ) -> ClientResult<()>

Add a transaction index operation.
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fn set_create_gap(&mut self, create_gap: bool)

Configure whether to create a block gap if newly imported block is missing parent

Auto Trait Implementations§

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impl<Block> !Freeze for BlockImportOperation<Block>

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impl<Block> !RefUnwindSafe for BlockImportOperation<Block>

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impl<Block> Send for BlockImportOperation<Block>

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impl<Block> !Sync for BlockImportOperation<Block>

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impl<Block> Unpin for BlockImportOperation<Block>
where <Block as Block>::Hash: Unpin, <Block as Block>::Header: Unpin, <<Block as Block>::Header as Header>::Hashing: Unpin, <Block as Block>::Extrinsic: Unpin,

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impl<Block> !UnwindSafe for BlockImportOperation<Block>

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