resultkvdb

package

v0.0.0-...-8b03266 Latest Latest Go to latest Published: Aug 14, 2022 License: Apache-2.0 Imports: 13 Imported by: 0

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type ResultKvDB struct {
	sync.Mutex
	// contains filtered or unexported fields
}

ResultKvDB provider a implementation of `historydb.HistoryDB` This implementation provides a key-value based data model

func NewResultKvDB(chainId string, handle protocol.DBHandle, logger protocol.Logger,
	storeConfig *conf.StorageConfig) *ResultKvDB

func (h *ResultKvDB) Close()

Close is used to close database

func (h *ResultKvDB) CommitBlock(blockInfo *serialization.BlockWithSerializedInfo, isCache bool) error

CommitBlock commits the block rwsets in an atomic operation

func (h *ResultKvDB) GetLastSavepoint() (uint64, error)

GetLastSavepoint returns the last block height

func (h *ResultKvDB) GetRWSetIndex(txId string) (*storePb.StoreInfo, error)

GetRWSetIndex returns the offset of the block in the file

func (h *ResultKvDB) GetTxRWSet(txId string) (*commonPb.TxRWSet, error)

GetTxRWSet returns an txRWSet for given txId, or returns nil if none exists.

func (h *ResultKvDB) InitGenesis(genesisBlock *serialization.BlockWithSerializedInfo) error

func (h *ResultKvDB) RestoreBlocks(blockInfos []*serialization.BlockWithSerializedInfo) error

func (h *ResultKvDB) ShrinkBlocks(txIdsMap map[uint64][]string) error

ShrinkBlocks archive old blocks rwsets in an atomic operation