badger v1.6.1 Release Notes
Release Date: 2020-03-26 // about 4 years ago-
๐ New APIs
- Badger.DB
- NewWriteBatchAt (#948)
- Badger.Options
๐ Features
- ๐ Support checksum verification for values read from vlog (#1052)
- โ Add EventLogging option (#1035)
- ๐ Support WriteBatch API in managed mode (#948)
- โ Add support for watching nil prefix in Subscribe API (#1246)
๐ Fixed
- ๐ Initialize vlog before starting compactions in db.Open (#1226)
- ๐ Fix int overflow for 32bit (#1216)
- โ Remove the 'this entry should've caught' log from value.go (#1170)
- ๐ Fix merge iterator duplicates issue (#1157)
- ๐ Fix segmentation fault in vlog.Read (header.Decode) (#1150)
- ๐ Fix VerifyValueChecksum checks (#1138)
- ๐ Fix windows dataloss issue (#1134)
- ๐ Fix request increment ref bug (#1121)
- Limit manifest's change set size (#1119)
- ๐ Fix deadlock in discard stats (#1070)
- ๐ Acquire lock before unmapping vlog files (#1050)
- ๐ Set move key's expiresAt for keys with TTL (#1006)
- ๐ Fix deadlock when flushing discard stats. (#976)
- ๐ Fix table.Smallest/Biggest and iterator Prefix bug (#997)
- ๐ Fix boundaries on GC batch size (#987)
- ๐ Lock log file before munmap (#949)
- ๐ VlogSize to store correct directory name to expvar.Map (#956)
- ๐ Fix transaction too big issue in restore (#957)
- ๐ Fix race condition in updateDiscardStats (#973)
- Cast results of len to uint32 to fix compilation in i386 arch. (#961)
- โฌ๏ธ Drop discard stats if we can't unmarshal it (#936)
- Open all vlog files in RDWR mode (#923)
- ๐ Fix race condition in flushDiscardStats function (#921)
- Ensure rewrite in vlog is within transactional limits (#911)
- ๐ Fix prefix bug in key iterator and allow all versions (#950)
- ๐ Fix discard stats moved by GC bug (#929)
๐ Performance
- ๐ Use fastRand instead of locked-rand in skiplist (#1173)
- ๐ Fix checkOverlap in compaction (#1166)
- โก๏ธ Optimize createTable in stream_writer.go (#1132)
- โ Add capacity to slice creation when capacity is known (#1103)
- ๐ Introduce fast merge iterator (#1080)
- Introduce StreamDone in Stream Writer (#1061)
- Flush vlog buffer if it grows beyond threshold (#1067)
- Binary search based table picker (#983)
- Making the stream writer APIs goroutine-safe (#959)
- Replace FarmHash with AESHash for Oracle conflicts (#952)
- ๐ Change file picking strategy in compaction (#894)
- ๐ Use trie for prefix matching (#851)
- ๐ Fix busy-wait loop in Watermark (#920)
- Badger.DB