A library that provides an embeddable, persistent key-value store for fast storage.
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Yanqin Jin 2df3e90028 Fix the logic of setting read_amp_bytes_per_bit from OPTIONS file (#7680)
Summary:
Instead of using `EncodeFixed32` which always serialize a integer to
little endian, we should use the local machine's endianness when
populating a native data structure during options parsing.
Without this fix, `read_amp_bytes_per_bit` may be populated incorrectly
on big-endian machines.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/7680

Test Plan: make check

Reviewed By: pdillinger

Differential Revision: D24999166

Pulled By: riversand963

fbshipit-source-id: dc603cff6e17f8fa32479ce6df93b93082e6b0c4
2020-11-17 10:34:41 -08:00
.circleci Fix compile error for old gcc-4.8 (#7358) 2020-09-08 12:09:34 -07:00
.github/workflows Clean up some code related to file checksums (#6861) 2020-05-21 08:12:51 -07:00
buckifier Add a rocksdb lib target with link_whole=True (#7466) 2020-10-05 11:26:16 -07:00
build_tools New bit manipulation functions and 128-bit value library (#7338) 2020-09-03 09:32:59 -07:00
cache Add more tests to ASSERT_STATUS_CHECKED (#7211) 2020-08-06 17:19:41 -07:00
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 Fix StallWrite crash with mixed of slowdown/no_slowdown writes (#7508) 2020-10-13 17:44:02 -07:00
db_stress_tool Postponing custom checksum support in BackupEngine (#7411) 2020-09-22 10:18:30 -07:00
docs Update github-pages to v207 (#7235) 2020-08-12 09:26:24 -07:00
env Add AppendWithVerify and PositionedAppendWithVerify to Env and FileSystem (#7419) 2020-09-23 20:44:00 -07:00
examples Make examples work on Windows (#7304) 2020-09-01 18:03:50 -07:00
file Store FSWritableFilePtr object in WritableFileWriter (#7193) 2020-09-08 10:56:08 -07:00
hdfs fix build with 'USE_HDFS' on windows (#6950) 2020-06-12 16:21:50 -07:00
include/rocksdb Bump version and update HISTORY.md 2020-11-15 15:30:48 -08:00
java Implement Java API for ConcurrentTaskLimiter class and compaction_thread_limiter field in ColumnFamilyOptions (#7347) 2020-09-09 12:44:20 -07:00
logging Add EnvTestWithParam::OptionsTest to the ASSERT_STATUS_CHECKED passes (#7283) 2020-08-20 19:18:35 -07:00
memory C++20 compatibility (#6697) 2020-04-20 13:24:25 -07:00
memtable More Makefile Cleanup (#7097) 2020-07-09 14:35:17 -07:00
monitoring Add a new stats level to exclude tickers (#7329) 2020-09-04 23:25:03 -07:00
options Hack to load OPTIONS file for read_amp_bytes_per_bit (#7659) 2020-11-15 15:29:14 -08:00
port build fixes for GNU/kFreeBSD (#6992) 2020-06-18 09:51:28 -07:00
table Fix the logic of setting read_amp_bytes_per_bit from OPTIONS file (#7680) 2020-11-17 10:34:41 -08:00
test_util Fix/minimize mock_time_env.h dependencies (#7426) 2020-09-23 11:42:15 -07:00
third-party Revert "Update googletest from 1.8.1 to 1.10.0 (#6808)" (#6923) 2020-06-03 15:55:03 -07:00
tools Fix db_bench_tool_test. Fixes 7341 (#7344) 2020-09-09 09:07:16 -07:00
trace_replay Add some simulator cache and block tracer tests to ASSERT_STATUS_CHECKED (#7305) 2020-08-24 16:43:31 -07:00
util Add a new IOStatus subcode to indicate that writes are fenced off (#7374) 2020-09-17 11:51:31 -07:00
utilities Add AppendWithVerify and PositionedAppendWithVerify to Env and FileSystem (#7419) 2020-09-23 20:44:00 -07:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore Re-add extra compiler flags when building unittests (#7437) 2020-09-25 16:48:46 -07:00
.lgtm.yml Create lgtm.yml for LGTM.com C/C++ analysis (#4058) 2018-06-26 12:43:04 -07:00
.travis.yml Fix platform_dependent in Travis, rebalance groups (#7360) 2020-09-09 09:49:24 -07:00
.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 Update RocksDB Authors File 2017-10-18 14:42:10 -07:00
CMakeLists.txt Fix/minimize mock_time_env.h dependencies (#7426) 2020-09-23 11:42:15 -07:00
CODE_OF_CONDUCT.md Adopt Contributor Covenant 2019-08-29 23:21:01 -07:00
CONTRIBUTING.md Add Code of Conduct 2017-12-05 18:42:35 -08:00
COPYING Add GPLv2 as an alternative license. 2017-04-27 18:06:12 -07:00
DEFAULT_OPTIONS_HISTORY.md options.delayed_write_rate use the rate of rate_limiter by default. 2017-05-24 09:58:24 -07:00
defs.bzl Make testpilot recognize that these tests have coverage instrumentation 2020-03-20 11:23:23 -07:00
DUMP_FORMAT.md First version of rocksdb_dump and rocksdb_undump. 2015-06-19 16:24:36 -07:00
HISTORY.md Fix the logic of setting read_amp_bytes_per_bit from OPTIONS file (#7680) 2020-11-17 10:34:41 -08:00
INSTALL.md Update the version of the dependencies used by the RocksJava static build (#4761) 2018-12-18 20:25:43 -08:00
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 Change RocksDB License 2017-07-15 16:11:23 -07:00
LICENSE.leveldb Add back the LevelDB license file 2017-07-16 18:42:18 -07:00
Makefile Add and fix clang -Wshift-sign-overflow (#7431) 2020-09-23 15:28:47 -07:00
README.md Add CircleCI gadget (#7028) 2020-06-25 10:30:33 -07:00
ROCKSDB_LITE.md Fix some typos in comments and docs. 2018-03-08 10:27:25 -08:00
src.mk Fix/minimize mock_time_env.h dependencies (#7426) 2020-09-23 11:42:15 -07:00
TARGETS fix TARGETS 2020-10-12 14:06:28 -07:00
thirdparty.inc Fix build jemalloc api (#5470) 2019-06-24 17:40:32 -07:00
USERS.md Add YugabyteDB to USERS (#6786) 2020-05-06 10:28:29 -07:00
Vagrantfile Adding CentOS 7 Vagrantfile & build script 2018-02-26 15:27:17 -08:00
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.