With default index_granularity=8096 CH always reads at least that number
of rows per selected part, but limit is checked afterwards. The optimization
that interrupts execution of queries based on approx number of rows to read
breaks the test. This means that test case is potetntially contains incorrect
limits.
* Experiment with start/stop in stress test
* Support other installation options in "clickhouse start"
* Better diagnostics in install script
* Fixup
* Fixup
* Better diagnostics in stress test
* Update run.sh
* translate [select] section into Chinese to improve readability
* trigger ci
Co-authored-by: mikepop7 <>
Co-authored-by: Ivan Blinkov <github@blinkov.ru>
Even when finish() is called, there can be no EndOfStream sent, so it is
100% correct to handle Log packages there.
W/o fix in RemoteQueryExecutor:
Code: 100, e.displayText() = DB::Exception: Unknown packet 10 from one of the following replicas: : While executing Remote (version 20.8.1.1) (from [::1]:56960) (in query: select * from remote('127.{2,3}', system.numbers) where number = 10 limit 1; ), Stack trace (when copying this message, always include the lines below):
0. Common/StackTrace.cpp:291: StackTrace::tryCapture() @ 0x28b80a
1. Common/StackTrace.cpp:256: StackTrace::StackTrace() @ 0x28b6ab
2. Common/Exception.cpp:42: DB::Exception::Exception(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int) @ 0x2481ba
3. Common/Exception.h:28: DB::Exception::Exception<>() @ 0x334d48
4. DataStreams/RemoteQueryExecutor.cpp:288: DB::RemoteQueryExecutor::finish() @ 0x330314
5. Processors/Sources/RemoteSource.cpp:46: DB::RemoteSource::generate() @ 0x6fce5
* add EN description
* changes after review
* add RU version
* Update docs/en/operations/settings/settings.md
Co-authored-by: Ivan Blinkov <github@blinkov.ru>
* En docs for groupArraySample function.
* Bug fixed.
* Update docs/en/sql-reference/aggregate-functions/reference/grouparraysample.md
Co-authored-by: Olga Revyakina <revolg@yandex-team.ru>
Co-authored-by: Ivan Blinkov <github@blinkov.ru>