RocksDB v4.9.0 Release Notes
Release Date: 2016-06-09 // almost 8 years ago-
Public API changes
- ➕ Add bottommost_compression option, This option can be used to set a specific compression algorithm for the bottommost level (Last level containing files in the DB).
- 👷 Introduce CompactionJobInfo::compression, This field state the compression algorithm used to generate the output files of the compaction.
- Deprecate BlockBaseTableOptions.hash_index_allow_collision=false
- 🏗 Deprecate options builder (GetOptions()).
🆕 New Features
- 🔧 Introduce NewSimCache() in rocksdb/utilities/sim_cache.h. This function creates a block cache that is able to give simulation results (mainly hit rate) of simulating block behavior with a configurable cache size.