A library that provides an embeddable, persistent key-value store for fast storage.
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Andrew Kryczka 6a36b3a7b9 fix db get/write stats
Summary:
we were passing `record_read_stats` (a bool) as the `hist_type` argument, which meant we were updating either `rocksdb.db.get.micros` (`hist_type == 0`) or `rocksdb.db.write.micros` (`hist_type == 1`) with wrong data.
Closes https://github.com/facebook/rocksdb/pull/2666

Differential Revision: D5520384

Pulled By: ajkr

fbshipit-source-id: 2f7c956aec32f8b58c5c18845ac478e0230c9516
2017-07-31 12:12:03 -07:00
arcanist_util Remove arcanist_util directory 2017-07-19 16:49:55 -07:00
buckifier TARGETS file not setting sse explicitly 2017-07-27 17:41:36 -07:00
build_tools Fix use of RocksDBCommonHelper in cont_integration.sh 2017-07-26 19:31:36 -07:00
cache Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
cmake/modules CMake: more MinGW fixes 2017-04-06 14:09:13 -07:00
coverage Fix coverage script 2014-11-03 14:53:00 -08:00
db fix db get/write stats 2017-07-31 12:12:03 -07:00
docs 5.6.1 release blog post 2017-07-25 12:27:22 -07:00
env Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
examples Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
hdfs Revert "comment out unused parameters" 2017-07-21 18:26:26 -07:00
include/rocksdb Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
java Fix license headers in Cassandra related files 2017-07-28 13:56:56 -07:00
memtable Revert "comment out unused parameters" 2017-07-21 18:26:26 -07:00
monitoring Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
options Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
port LRUCacheShard cache line size alignment 2017-07-24 10:54:37 -07:00
table Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
third-party Revert "comment out unused parameters" 2017-07-21 18:26:26 -07:00
tools Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
util Add a missing "once" in .h 2017-07-31 12:12:03 -07:00
utilities Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore Simple blob file dumper 2017-05-23 10:42:59 -07:00
.travis.yml Build fewer tests in Travis platform_dependent tests 2017-07-27 17:29:01 -07:00
appveyor.yml Rework test running script. 2017-04-05 11:39:20 -07:00
AUTHORS Add AUTHORS file. Fix #203 2014-09-29 10:52:18 -07:00
CMakeLists.txt CacheActivityLogger, component to log cache activity into a file 2017-07-28 12:36:48 -07:00
CONTRIBUTING.md Remove the licensing description in CONTRIBUTING.md 2017-07-16 15:57:18 -07:00
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
DUMP_FORMAT.md First version of rocksdb_dump and rocksdb_undump. 2015-06-19 16:24:36 -07:00
HISTORY.md fix db get/write stats 2017-07-31 12:12:03 -07:00
INSTALL.md add vcpkg as an windows option 2017-07-24 15:12:45 -07:00
LANGUAGE-BINDINGS.md Adding Dlang to the list 2017-02-16 17:24:10 -08:00
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 Replace dynamic_cast<> 2017-07-28 16:27:16 -07:00
README.md Appveyor badge to show master branch 2016-07-26 13:54:08 -07:00
ROCKSDB_LITE.md Optimistic Transactions 2015-05-29 14:36:35 -07:00
src.mk Blob DB TTL extractor 2017-07-27 23:26:04 -07:00
TARGETS Blob DB TTL extractor 2017-07-27 23:26:04 -07:00
thirdparty.inc Introduce XPRESS compresssion on Windows. (#1081) 2016-04-19 22:54:24 -07:00
USERS.md fixed typo 2017-06-13 16:58:01 -07:00
Vagrantfile Update Vagrant file (test internal phabricator workflow) 2016-10-28 15:39:19 -07:00
WINDOWS_PORT.md Commit both PR and internal code review changes 2015-07-07 16:58:20 -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 specially 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/