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ClickHouse® is a real-time analytics DBMS
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Azat Khuzhin ad96d3c249 Do not require proper Poco Application for Context 
$ yes | head | clickhouse-obfuscator --structure 'id String' --seed foo --input-format TSV --output-format TSV
    Poco::Exception. Code: 1000, e.code() = 0, Null pointer: _pInstance in file "/src/ch/clickhouse/base/poco/Util/include/Poco/Util/Application.h", line 446, Stack trace (when copying this message, always include the lines below):

    0. /src/ch/clickhouse/contrib/llvm-project/libcxx/include/exception:134: std::exception::capture() @ 0x15605622 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    1. /src/ch/clickhouse/contrib/llvm-project/libcxx/include/exception:112: std::exception::exception[abi:v15000]() @ 0x156055ed in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    2. /src/ch/clickhouse/base/poco/Foundation/src/Exception.cpp:27: Poco::Exception::Exception(String const&, int) @ 0x2ebd2d80 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    3. /src/ch/clickhouse/base/poco/Foundation/src/Exception.cpp:132: Poco::LogicException::LogicException(String const&, int) @ 0x2ebd3667 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    4. /src/ch/clickhouse/base/poco/Foundation/src/Exception.cpp:134: Poco::NullPointerException::NullPointerException(String const&, int) @ 0x2ebd3da7 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    5. /src/ch/clickhouse/base/poco/Foundation/src/Bugcheck.cpp:42: Poco::Bugcheck::nullPointer(char const*, char const*, int) @ 0x2ebc5851 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    6. /src/ch/clickhouse/base/poco/Util/include/Poco/Util/Application.h:446: Poco::Util::Application::instance() @ 0x1ee3e6cd in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    7. /src/ch/clickhouse/src/Interpreters/Context.cpp:358: DB::ContextSharedPart::ContextSharedPart() @ 0x263b0cca in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    8. /src/ch/clickhouse/contrib/llvm-project/libcxx/include/__memory/unique_ptr.h:714: std::__unique_if<DB::ContextSharedPart>::__unique_single std::make_unique[abi:v15000]<DB::ContextSharedPart>() @ 0x26387b6e in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    9. /src/ch/clickhouse/src/Interpreters/Context.cpp:652: DB::Context::createShared() @ 0x26361a3c in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    10. /src/ch/clickhouse/programs/obfuscator/Obfuscator.cpp:1293: mainEntryClickHouseObfuscator(int, char**) @ 0x1ef6eb26 in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    11. /src/ch/clickhouse/programs/main.cpp:481: main @ 0x155e569a in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
    12. ? @ 0x7ffff7dd2790 in ?
    13. __libc_start_main @ 0x7ffff7dd284a in ?
    14. _start @ 0x155e51ae in /src/ch/clickhouse/.cmake-debug/programs/clickhouse
     (version 23.3.1.2537)

Signed-off-by: Azat Khuzhin <a.khuzhin@semrush.com>
2023-04-05 09:40:18 +02:00
.github Merge pull request #48267 from ClickHouse/fix_some_tests2 2023-03-31 22:03:00 +03:00
base Try fix compatibility check, add expf and scalbnf implementation from musl 2023-04-03 19:05:22 +00:00
benchmark Remove old file 2022-07-12 20:28:02 +02:00
cmake Update autogenerated version to 23.4.1.1 and contributors 2023-03-31 12:20:50 +02:00
contrib Try to update arrow library with 11.0.0 release 2023-03-31 14:38:16 +00:00
docker Update version_date.tsv and changelogs after v23.3.1.2823-lts 2023-03-31 10:35:58 +00:00
docs doc entry for SYSTEM WAIT LOADING PARTS 2023-04-05 01:34:25 +02:00
packages Fix startup on older systemd versions 2023-03-17 17:56:56 +01:00
programs Merge branch 'master' into alternative-keeper-configs 2023-04-03 15:06:52 +00:00
rust Merge branch 'master' into build/rust-rebuild-fix 2023-02-13 14:40:15 +03:00
src Do not require proper Poco Application for Context 2023-04-05 09:40:18 +02:00
tests Keep only one throttler for BACKUPs IO (instead of separate read/write) 2023-04-05 09:40:17 +02:00
utils make CI slack bot less noisy 2023-04-05 02:16:03 +02:00
.clang-format add BeforeLambdaBody to .clang-format 2022-02-11 16:51:45 +01:00
.clang-tidy Preparation for libcxx(abi), llvm, clang-tidy 16 2023-03-19 17:25:41 +00:00
.editorconfig
.exrc Fix vim settings (wrong group for autocmd) 2022-12-03 21:23:24 +01:00
.git-blame-ignore-revs Add files with revision to ignore for git blame 2022-09-13 23:05:56 +02:00
.gitattributes Ignore core.autocrlf for tests references 2022-10-05 09:13:27 +02:00
.gitignore Fix flakiness of expect tests for clickhouse-client by avoiding history overlap 2023-02-20 09:51:08 +01:00
.gitmodules Update .gitmodules 2023-03-29 02:13:27 +03:00
.pylintrc Cover deprecated bad-* pylint options with black 2022-06-08 14:18:28 +02:00
.snyk Add exclusions from the Snyk scan 2022-10-31 17:47:02 +01:00
.yamllint Drop truthy.check-keys from yamllint (does not supported on CI) 2021-02-21 06:15:36 +03:00
AUTHORS Update AUTHORS 2021-09-22 11:38:03 +03:00
CHANGELOG.md edits 2023-03-30 14:45:01 -04:00
CMakeLists.txt Deprecate ENABLE_CCACHE and replace it by COMPILER_CACHE 2023-03-29 23:33:31 +02:00
CODE_OF_CONDUCT.md
CONTRIBUTING.md Mention ClickHouse CLA in CONTRIBUTING.md (#32697) 2021-12-14 03:47:19 +03:00
format_sources
LICENSE Update LICENSE 2023-01-02 00:35:32 +01:00
PreLoad.cmake CMake cleanup: Remove configuration of CMAKE_SHARED_LINKER_FLAGS 2023-03-26 17:59:39 +00:00
README.md Updated date in Austin Meetup 2023-03-18 08:53:13 +00:00
SECURITY.md Update version_date.tsv and changelogs after v23.3.1.2823-lts 2023-03-31 10:35:58 +00:00

README.md

ClickHouse — open source distributed column-oriented DBMS

ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time.

How To Install (Linux, macOS, FreeBSD)

curl https://clickhouse.com/ | sh

Useful Links

  • Official website has a quick high-level overview of ClickHouse on the main page.
  • ClickHouse Cloud ClickHouse as a service, built by the creators and maintainers.
  • Tutorial shows how to set up and query a small ClickHouse cluster.
  • Documentation provides more in-depth information.
  • YouTube channel has a lot of content about ClickHouse in video format.
  • Slack and Telegram allow chatting with ClickHouse users in real-time.
  • Blog contains various ClickHouse-related articles, as well as announcements and reports about events.
  • Code Browser (Woboq) with syntax highlight and navigation.
  • Code Browser (github.dev) with syntax highlight, powered by github.dev.
  • Contacts can help to get your questions answered if there are any.

Upcoming Events

  • ClickHouse Meetup in Austin - Mar 30 - The first ClickHouse Meetup in Austin is happening soon! Interested in speaking, let us know!
  • v23.3 Release Webinar - Mar 30 - 23.3 is rapidly approaching. Original creator, co-founder, and CTO of ClickHouse Alexey Milovidov will walk us through the highlights of the release.

Recent Recordings

  • FOSDEM 2023: In the "Fast and Streaming Data" room Alexey gave a talk entitled "Building Analytical Apps With ClickHouse" that looks at the landscape of data tools, an interesting data set, and how you can interact with data quickly. Check out the recording on YouTube.
  • Recording available: v23.2 Release Webinar NTILE Window Function support, Partition Key for GROUP By, io_uring, Apache Iceberg support, Dynamic Disks, integrations updates! Watch it now!
  • All release webinar recordings: YouTube playlist