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87 lines
3.2 KiB
87 lines
3.2 KiB
1 year ago
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# RocksJava Change Log
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## 3.13 (8/4/2015)
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### New Features
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* Exposed BackupEngine API.
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* Added CappedPrefixExtractor support. To use such extractor, simply call useCappedPrefixExtractor in either Options or ColumnFamilyOptions.
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* Added RemoveEmptyValueCompactionFilter.
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## 3.10.0 (3/24/2015)
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### New Features
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* Added compression per level API.
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* MemEnv is now available in RocksJava via RocksMemEnv class.
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* lz4 compression is now included in rocksjava static library when running `make rocksdbjavastatic`.
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### Public API Changes
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* Overflowing a size_t when setting rocksdb options now throws an IllegalArgumentException, which removes the necessity for a developer to catch these Exceptions explicitly.
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* The set and get functions for tableCacheRemoveScanCountLimit are deprecated.
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## By 01/31/2015
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### New Features
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* WriteBatchWithIndex support.
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* Iterator support for WriteBatch and WriteBatchWithIndex
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* GetUpdatesSince support.
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* Snapshots carry now information about the related sequence number.
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* TTL DB support.
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## By 11/14/2014
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### New Features
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* Full support for Column Family.
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* Slice and Comparator support.
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* Default merge operator support.
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* RateLimiter support.
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## By 06/15/2014
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### New Features
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* Added basic Java binding for rocksdb::Env such that multiple RocksDB can share the same thread pool and environment.
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* Added RestoreBackupableDB
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## By 05/30/2014
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### Internal Framework Improvement
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* Added disOwnNativeHandle to RocksObject, which allows a RocksObject to give-up the ownership of its native handle. This method is useful when sharing and transferring the ownership of RocksDB C++ resources.
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## By 05/15/2014
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### New Features
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* Added RocksObject --- the base class of all RocksDB classes which holds some RocksDB resources in the C++ side.
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* Use environmental variable JAVA_HOME in Makefile for RocksJava
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### Public API changes
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* Renamed org.rocksdb.Iterator to org.rocksdb.RocksIterator to avoid potential confliction with Java built-in Iterator.
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## By 04/30/2014
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### New Features
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* Added Java binding for MultiGet.
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* Added static method RocksDB.loadLibrary(), which loads necessary library files.
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* Added Java bindings for 60+ rocksdb::Options.
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* Added Java binding for BloomFilter.
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* Added Java binding for ReadOptions.
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* Added Java binding for memtables.
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* Added Java binding for sst formats.
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* Added Java binding for RocksDB Iterator which enables sequential scan operation.
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* Added Java binding for Statistics
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* Added Java binding for BackupableDB.
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### DB Benchmark
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* Added filluniquerandom, readseq benchmark.
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* 70+ command-line options.
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* Enabled BloomFilter configuration.
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## By 04/15/2014
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### New Features
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* Added Java binding for WriteOptions.
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* Added Java binding for WriteBatch, which enables batch-write.
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* Added Java binding for rocksdb::Options.
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* Added Java binding for block cache.
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* Added Java version DB Benchmark.
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### DB Benchmark
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* Added readwhilewriting benchmark.
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### Internal Framework Improvement
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* Avoid a potential byte-array-copy between c++ and Java in RocksDB.get.
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* Added SizeUnit in org.rocksdb.util to store consts like KB and GB.
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### 03/28/2014
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* RocksJava project started.
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* Added Java binding for RocksDB, which supports Open, Close, Get and Put.
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