Instance return the Instance of the db.

DBBasePath path of basedb.

DBPath path of db.

DefaultComparer are default implementation of the Comparer interface.

ErrNotFound when db not found.

Database wraps all database operations.

DB the main snapshotdb interface example new a recognized blockData(sync from other peer) dbInstance.NewBlock(blockNumber, parentHash, hash) dbInstance.Put(hash, kv.key, kv.value) dbInstance.Commit(hash) new a unrecognized blockData(a block produce by self) dbInstance.NewBlock(blockNumber, parentHash, common.ZeroHash) dbInstance.Put(hash, kv.key, kv.value) dbInstance.Flush(hash common.Hash, blockNumber *big.Int) dbInstance.Commit(hash) get a blockData with hash dbInstance.Get(hash, key) get a blockData without hash dbInstance.Get(common.zerohash, key).

Deleter wraps the database delete operation supported by both batches and regular databases.

Putter wraps the database write operation supported by both batches and regular databases.