A library that provides an embeddable, persistent key-value store for fast storage.
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Zhongyi Xie d7d8605f56 Fix a clang analyze warning (#5398)
Summary:
Clang analyzer is reporting a false positive warning thinking `type` is uninitialized. The variable is initialized by `ParseFileName` by reference so assigning a default value to keep clang happy.
Current failure:
```
file/filename.cc:435:15: warning: The left operand of '==' is a garbage value
        (type == kInfoLogFile)) {
         ~~~~ ^
1 warning generated.
```
Pull Request resolved: https://github.com/facebook/rocksdb/pull/5398

Differential Revision: D15588421

Pulled By: miasantreble

fbshipit-source-id: fb121c270300f3a659e68bc7f6674ff4ddf2df9a
2019-05-31 17:02:51 -07:00
buckifier Move test related files under util/ to test_util/ (#5377) 2019-05-30 11:25:51 -07:00
build_tools Fixes for build_detect_platform 2019-05-15 16:01:08 -07:00
cache Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
cmake Make FindZLIB consistent with official definitions (#4823) 2019-01-02 12:49:57 -08:00
coverage Add copyright headers per FB open-source checkup tool. (#5199) 2019-04-18 10:55:01 -07:00
db Make format 2019-05-31 15:24:43 -07:00
docs Text lint all .gitignore files 2019-05-15 11:37:27 -07:00
env Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
examples Support for single-primary, multi-secondary instances (#4899) 2019-03-26 16:45:31 -07:00
file Fix a clang analyze warning (#5398) 2019-05-31 17:02:51 -07:00
hdfs Add copyright headers per FB open-source checkup tool. (#5199) 2019-04-18 10:55:01 -07:00
include/rocksdb WritePrepared: skip_concurrency_control option (#5330) 2019-05-28 16:29:45 -07:00
java Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
memory Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
memtable Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
monitoring Move test related files under util/ to test_util/ (#5377) 2019-05-30 11:25:51 -07:00
options Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
port Move some memory related files from util/ to memory/ (#5382) 2019-05-30 17:44:09 -07:00
table Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
test_util Organizing rocksdb/table directory by format 2019-05-30 14:51:11 -07:00
third-party/gtest-1.7.0/fused-src/gtest remove bundled but unused fbson library (#5108) 2019-03-26 16:37:52 -07:00
tools Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
util Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
utilities Make format 2019-05-31 15:24:43 -07:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore RocksDB Trace Analyzer (#4091) 2018-08-13 11:44:02 -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 printf formatting on MacOS (#4533) 2018-10-19 14:46:09 -07:00
appveyor.yml Add RocksJava build to AppVeyor 2019-01-03 10:44:44 -08:00
AUTHORS Update RocksDB Authors File 2017-10-18 14:42:10 -07:00
CMakeLists.txt Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
CODE_OF_CONDUCT.md Add Code of Conduct 2017-12-05 18:42:35 -08:00
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 Add copyright headers per FB open-source checkup tool. (#5199) 2019-04-18 10:55:01 -07:00
DUMP_FORMAT.md First version of rocksdb_dump and rocksdb_undump. 2015-06-19 16:24:36 -07:00
HISTORY.md Auto roll logger to enforce options.keep_log_file_num immediately after a new file is created (#5370) 2019-05-31 10:50:19 -07:00
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 a template for issues 2017-09-29 11:41:28 -07:00
LANGUAGE-BINDINGS.md LANGUAGE-BINDINGS.md: mention python-rocksdb 2019-03-20 11:10:48 -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 Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
README.md Add LevelDB repository link in the Readme 2019-04-01 18:19:09 -07:00
ROCKSDB_LITE.md Fix some typos in comments and docs. 2018-03-08 10:27:25 -08:00
src.mk Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
TARGETS Organizing rocksdb/db directory 2019-05-31 11:57:01 -07:00
thirdparty.inc Add copyright headers per FB open-source checkup tool. (#5199) 2019-04-18 10:55:01 -07:00
USERS.md Adding IOTA Foundation to USERS.MD (#4436) 2018-10-02 10:03:46 -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

Linux/Mac Build Status Windows Build status PPC64le Build Status

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/

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.