A library that provides an embeddable, persistent key-value store for fast storage.
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Laurent Goujon 0426d4a4ee Fix Java hashCode implementation (#7860)
Summary:
Classes ColumnFamilyHandle and CapturingWriteBatchHandler.Event have
byte array fields as part of their identity, but they do not use the
arrays' content to compute the instance's hash, and instead rely on the
arrays' identity, causing instances to have different hashcodes
although they are equal.
The PR addresses it by using the arrays' content to compute the hash,
like the equals method does.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/7860

Reviewed By: jay-zhuang

Differential Revision: D25901327

Pulled By: akankshamahajan15

fbshipit-source-id: 347e7b3d2ba7befe7faa956b033e6421b9d0c235
2021-01-13 10:04:42 -08:00
.circleci Small improvements to CircleCI Windows jobs (#7852) 2021-01-11 13:32:07 -08:00
.github/workflows Update clang-format-diff.py (#7609) 2020-11-04 16:09:01 -08:00
buckifier Fix use of positional args in BUCK rules (#7760) 2020-12-09 19:25:31 -08:00
build_tools Migrate away from Travis+Linux+amd64 (#7791) 2020-12-22 00:20:57 -08:00
cache Fix typos in comments (#7687) 2020-11-19 13:32:50 -08:00
cmake Add find_dependency() in cmake config file. (#6791) 2020-05-12 21:18:29 -07:00
coverage Find the correct gcov (#6904) 2020-06-01 16:33:05 -07:00
db Disable PeriodicWorkScheduler during RateLimited test (#7810) 2021-01-11 15:01:52 -08:00
db_stress_tool Increase the txn lock timeout in stress test (#7823) 2020-12-30 20:31:35 -08:00
docs Update github-pages and dependencies (#7850) 2021-01-11 12:48:01 -08:00
env Improvements to Env::GetChildren (#7819) 2021-01-09 09:44:34 -08:00
examples Bring the Configurable options together (#5753) 2020-09-14 17:01:01 -07:00
file Improvements to Env::GetChildren (#7819) 2021-01-09 09:44:34 -08:00
fuzz Update SstFileWriter fuzzer to iterate and check all key-value pairs (#7761) 2020-12-11 16:09:10 -08:00
hdfs fix build with 'USE_HDFS' on windows (#6950) 2020-06-12 16:21:50 -07:00
include/rocksdb Make ldb load column family options from OPTIONS file (#7847) 2021-01-11 20:56:34 -08:00
java Fix Java hashCode implementation (#7860) 2021-01-13 10:04:42 -08:00
logging No elide constructors (#7798) 2020-12-23 16:55:53 -08:00
memory slightly improve jemalloc allocator API header (#7592) 2020-10-28 13:47:12 -07:00
memtable Add new API to report dummy entries size in cache in WriteBufferManager (#7837) 2021-01-08 13:26:24 -08:00
monitoring Use mock time for histogram_test (#7799) 2021-01-04 13:12:40 -08:00
options Make StringEnv, StringSink, StringSource use FS classes (#7786) 2021-01-04 16:01:01 -08:00
port Improvements to Env::GetChildren (#7819) 2021-01-09 09:44:34 -08:00
table Add more tests to ASSERT_STATUS_CHECKED (3), API change (#7715) 2021-01-06 14:15:02 -08:00
test_util Create a CustomEnv class; Add WinFileSystem; Make LegacyFileSystemWrapper private (#7703) 2021-01-06 10:49:32 -08:00
third-party Fix Compilation on ppc64le using Clang 11 (#7713) 2020-12-01 11:21:44 -08:00
tools Make ldb load column family options from OPTIONS file (#7847) 2021-01-11 20:56:34 -08:00
trace_replay Add tests in ASSERT_STATUS_CHECKED (#7793) 2020-12-22 10:31:13 -08:00
util Make StringEnv, StringSink, StringSource use FS classes (#7786) 2021-01-04 16:01:01 -08:00
utilities Fix checkpoint_test hang (#7849) 2021-01-09 13:26:10 -08:00
.clang-format
.gitignore Fuzzing RocksDB (#7685) 2020-11-17 12:56:48 -08:00
.lgtm.yml
.travis.yml Cleanup Travis CI config (#7848) 2021-01-11 10:30:28 -08:00
.watchmanconfig Added .watchmanconfig file to rocksdb repo (#5593) 2019-07-19 15:00:33 -07:00
appveyor.yml Remove 2019 from appveyor (#7038) 2020-06-29 14:31:41 -07:00
AUTHORS
CMakeLists.txt Range Locking: Implementation of range locking (#7506) 2020-12-22 19:12:36 -08:00
CODE_OF_CONDUCT.md Adopt Contributor Covenant 2019-08-29 23:21:01 -07:00
CONTRIBUTING.md
COPYING
DEFAULT_OPTIONS_HISTORY.md
defs.bzl Make testpilot recognize that these tests have coverage instrumentation 2020-03-20 11:23:23 -07:00
DUMP_FORMAT.md
HISTORY.md Make ldb load column family options from OPTIONS file (#7847) 2021-01-11 20:56:34 -08:00
INSTALL.md
issue_template.md Add Google Group to Issue Template 2020-01-28 14:40:37 -08:00
LANGUAGE-BINDINGS.md Add RestoreDBFromLatestBackup to C API, add new C# package (#7092) 2020-07-08 11:56:41 -07:00
LICENSE.Apache
LICENSE.leveldb
Makefile Add more tests to the ASC pass list (#7834) 2021-01-07 15:22:53 -08:00
README.md Fix the CI badge for ppc64le Jenkins (#7561) 2020-10-16 09:00:56 -07:00
ROCKSDB_LITE.md
src.mk Range Locking: Implementation of range locking (#7506) 2020-12-22 19:12:36 -08:00
TARGETS Range Locking: Implementation of range locking (#7506) 2020-12-22 19:12:36 -08:00
thirdparty.inc Fix build jemalloc api (#5470) 2019-06-24 17:40:32 -07:00
USERS.md add ArangoDB to USERS.md, and fix typos in that file (#7675) 2020-11-16 18:29:51 -08:00
Vagrantfile
WINDOWS_PORT.md #5145 , rename port/dirent.h to port/port_dirent.h to avoid compile err when use port dir as header dir output (#5152) 2019-04-04 11:38:19 -07:00

RocksDB: A Persistent Key-Value Store for Flash and RAM Storage

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RocksDB is developed and maintained by Facebook Database Engineering Team. It is built on earlier work on LevelDB by Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com)

This code is a library that forms the core building block for a fast key-value server, especially suited for storing data on flash drives. It has a Log-Structured-Merge-Database (LSM) design with flexible tradeoffs between Write-Amplification-Factor (WAF), Read-Amplification-Factor (RAF) and Space-Amplification-Factor (SAF). It has multi-threaded compactions, making it especially suitable for storing multiple terabytes of data in a single database.

Start with example usage here: https://github.com/facebook/rocksdb/tree/master/examples

See the github wiki for more explanation.

The public interface is in include/. Callers should not include or rely on the details of any other header files in this package. Those internal APIs may be changed without warning.

Design discussions are conducted in https://www.facebook.com/groups/rocksdb.dev/ and https://rocksdb.slack.com/

License

RocksDB is dual-licensed under both the GPLv2 (found in the COPYING file in the root directory) and Apache 2.0 License (found in the LICENSE.Apache file in the root directory). You may select, at your option, one of the above-listed licenses.