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all: simplify and fix database iteration with prefix/start (#20808)

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* core/state/snapshot: start fixing disk iterator seek

* ethdb, rawdb, leveldb, memorydb: implement iterators with prefix and start

* les, core/state/snapshot: iterator fixes

* all: remove two iterator methods

* all: rename Iteratee.NewIteratorWith -> NewIterator

* ethdb: fix review concerns
This commit is contained in:
Martin Holst Swende
2020-04-15 13:08:53 +02:00
committed by GitHub
parent 00064ddcfb
commit 6402c42b67
24 changed files with 248 additions and 187 deletions
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2
core/rawdb/accessors_snapshot.go
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@ -93,7 +93,7 @@ func DeleteStorageSnapshot(db ethdb.KeyValueWriter, accountHash, storageHash com
// IterateStorageSnapshots returns an iterator for walking the entire storage
// space of a specific account.
func IterateStorageSnapshots(db ethdb.Iteratee, accountHash common.Hash) ethdb.Iterator {
return db.NewIteratorWithPrefix(storageSnapshotsKey(accountHash))
return db.NewIterator(storageSnapshotsKey(accountHash), nil)
}
// ReadSnapshotJournal retrieves the serialized in-memory diff layers saved at