update history.md for fixing the bug that skips keys

Summary: Closes https://github.com/facebook/rocksdb/pull/1986

Differential Revision: D4699152

Pulled By: siying

fbshipit-source-id: b18c32c
This commit is contained in:
Aaron Gao 2017-03-13 11:35:50 -07:00 committed by Facebook Github Bot
parent 1ffbdfd9a7
commit e5bd8def1e

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@ -8,6 +8,9 @@
* Remove option min_partial_merge_operands. Partial merge operands will always be merged in flush or compaction if there are more than one.
* Remove option verify_checksums_in_compaction. Compaction will always verify checksum.
### Bug Fixes
* Fix the bug that iterator may skip keys
## 5.2.0 (02/08/2017)
### Public API Change
* NewLRUCache() will determine number of shard bits automatically based on capacity, if the user doesn't pass one. This also impacts the default block cache when the user doesn't explict provide one.