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Jay Zhuang 36f5e19e33 Fix a Windows build error (#10897)
Summary:
The for loop is marked as unreachable code because it will never call the increment. Switch it to `if`.

```
\table\merging_iterator.cc(823): error C2220: the following warning is treated as an error
\table\merging_iterator.cc(823): warning C4702: unreachable code
\table\merging_iterator.cc(1030): error C2220: the following warning is treated as an error
\table\merging_iterator.cc(1030): warning C4702: unreachable code
```

Pull Request resolved: https://github.com/facebook/rocksdb/pull/10897

Reviewed By: cbi42

Differential Revision: D40811790

Pulled By: jay-zhuang

fbshipit-source-id: fe8fd3e7cf3d6f710360c402b79763854d5120df
2022-10-28 14:24:48 -07:00
.circleci Upgrade CircleCI Windows Build (#10090) 2022-10-28 09:14:47 -07:00
.github/workflows ci: add GitHub token permissions for workflow (#10549) 2022-10-04 12:10:30 -07:00
buckifier Enable BLACK for internal_repo_rocksdb (#10710) 2022-09-20 17:47:52 -07:00
build_tools Print stack traces on frozen tests in CI (#10828) 2022-10-18 00:35:35 -07:00
cache Use malloc/free for LRUHandle instead of new[]/delete[] (#10884) 2022-10-27 15:39:29 -07:00
cmake gcc-11 and cmake related cleanup (#9286) 2021-12-17 17:04:35 -08:00
coverage Enable BLACK for internal_repo_rocksdb (#10710) 2022-09-20 17:47:52 -07:00
db Handle Merges correctly in GetEntity (#10894) 2022-10-28 10:48:51 -07:00
db_stress_tool Adjust value generation in batched ops stress tests (#10872) 2022-10-25 17:51:20 -07:00
docs Bump nokogiri from 1.13.6 to 1.13.9 in /docs (#10842) 2022-10-20 22:13:41 -07:00
env Run clang-format on env/ folder (#10859) 2022-10-24 17:54:14 -07:00
examples Run clang format against files under example/, memory/ and memtable/ folders (#10893) 2022-10-28 13:16:50 -07:00
file Run Clang format on file folder (#10860) 2022-10-24 18:34:52 -07:00
fuzz Add some missing headers (#10519) 2022-08-11 12:45:50 -07:00
include/rocksdb Fix override error in system_clock.h (#10858) 2022-10-24 17:13:26 -07:00
java RocksJava API - fix Transaction.multiGet() size limit, remove bogus EnsureLocalCapacity() calls (#10674) 2022-10-26 17:25:33 -07:00
logging Run clang format on logging folder (#10861) 2022-10-24 18:13:43 -07:00
memory Run clang format against files under example/, memory/ and memtable/ folders (#10893) 2022-10-28 13:16:50 -07:00
memtable Run clang format against files under example/, memory/ and memtable/ folders (#10893) 2022-10-28 13:16:50 -07:00
microbench Avoid allocations/copies for large GetMergeOperands() results (#10458) 2022-08-04 00:42:13 -07:00
monitoring clang format files under monitoring/ (#10857) 2022-10-24 20:45:54 -07:00
options Ignore max_compaction_bytes for compaction input that are within output key-range (#10835) 2022-10-21 10:22:41 -07:00
plugin Add initial CMake support to plugin (#9214) 2021-11-30 17:16:53 -08:00
port Fix include of windows.h in mmap.h (#10885) 2022-10-26 18:07:57 -07:00
table Fix a Windows build error (#10897) 2022-10-28 14:24:48 -07:00
test_util clang format files under test_util/ (#10855) 2022-10-24 20:32:25 -07:00
third-party Meta-internal folly integration with F14FastMap (#9546) 2022-04-13 07:34:01 -07:00
tools Allow a custom DB cleanup command to be passed to db_crashtest.py (#10883) 2022-10-27 19:47:01 -07:00
trace_replay Refactor block cache tracing APIs (#10811) 2022-10-21 12:15:35 -07:00
util Manual interventions for clang-format util/ (#10870) 2022-10-26 12:08:20 -07:00
utilities Pass const LockInfo& to AcquireLocked() and AcquireWithTimeout (#10874) 2022-10-28 14:05:12 -07:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore Git ignore .clangd/ (#10817) 2022-10-17 08:33:58 -07:00
.lgtm.yml Create lgtm.yml for LGTM.com C/C++ analysis (#4058) 2018-06-26 12:43:04 -07:00
.watchmanconfig Added .watchmanconfig file to rocksdb repo (#5593) 2019-07-19 15:00:33 -07:00
AUTHORS Update RocksDB Authors File 2017-10-18 14:42:10 -07:00
CMakeLists.txt Rename block_cache_trace_analyzer_tool in CMakeLists (#10814) 2022-10-26 17:02:37 -07:00
CODE_OF_CONDUCT.md Adopt Contributor Covenant 2019-08-29 23:21:01 -07:00
common.mk Clean up variables for temporary directory (#9961) 2022-05-06 16:38:06 -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
crash_test.mk Allow a custom DB cleanup command to be passed to db_crashtest.py (#10883) 2022-10-27 19:47:01 -07:00
DEFAULT_OPTIONS_HISTORY.md Add Options::DisableExtraChecks, clarify force_consistency_checks (#9363) 2022-01-18 17:31:03 -08:00
DUMP_FORMAT.md First version of rocksdb_dump and rocksdb_undump. 2015-06-19 16:24:36 -07:00
HISTORY.md Reduce heap operations for range tombstone keys in iterator (#10877) 2022-10-27 14:28:50 -07:00
INSTALL.md Update supported VS versions in INSTALL.md (#9823) 2022-04-13 13:03:40 -07:00
issue_template.md Add Google Group to Issue Template 2020-01-28 14:40:37 -08:00
LANGUAGE-BINDINGS.md Add grocksdb in Go language bindings (#10498) 2022-08-23 15:02:10 -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 Print stack traces on frozen tests in CI (#10828) 2022-10-18 00:35:35 -07:00
PLUGINS.md Add pmem-rocksdb-plugin link in PLUGINs.md (#9934) 2022-05-12 22:02:28 -07:00
README.md Remove Travis CI (#10407) 2022-07-22 20:16:45 -07:00
rocksdb.pc.in build: fix pkg-config file generation (#9953) 2022-05-30 12:46:40 -07:00
ROCKSDB_LITE.md Fix remaining uses of "backupable" (#9792) 2022-04-05 09:52:33 -07:00
src.mk Improve / refactor anonymous mmap capabilities (#10810) 2022-10-17 17:10:16 -07:00
TARGETS Improve / refactor anonymous mmap capabilities (#10810) 2022-10-17 17:10:16 -07:00
thirdparty.inc Fix build jemalloc api (#5470) 2019-06-24 17:40:32 -07:00
USERS.md Add Solana's RocksDB use case in USERS.md (#9558) 2022-02-16 09:23:01 -08:00
Vagrantfile Adding CentOS 7 Vagrantfile & build script 2018-02-26 15:27:17 -08:00
WINDOWS_PORT.md Update branch name in WINDOWS_PORT.md (#8745) 2021-09-01 19:26:39 -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/main/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.

Questions and discussions are welcome on the RocksDB Developers Public Facebook group and email list on Google Groups.

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.