* Fixed higher read QPS during DB::Open() reading files created prior to #11406, especially when reading many small file (size <52MB)duringDB::Open()andpartitionedfilterorindexisused.
## 8.3.0 (05/19/2023)
### New Features
* Introduced a new option `block_protection_bytes_per_key`, which can be used to enable per key-value integrity protection for in-memory blocks in block cache (#11287).