owner stringclasses 14
values | repo stringclasses 14
values | id int64 116k 4.61B | issue_number int32 1 181k | author stringlengths 1 39 | body stringlengths 1 262k | created_at timestamp[us]date 2000-06-06 02:40:44 2026-06-02 20:16:18 | updated_at timestamp[us]date 2000-06-06 02:40:44 2026-06-02 20:22:56 | reactions unknown | author_association stringclasses 5
values |
|---|---|---|---|---|---|---|---|---|---|
ClickHouse | ClickHouse | 691,342,436 | 13,837 | vitlibar | Some tests are broken. It's better to merge https://github.com/ClickHouse/ClickHouse/pull/14748 before to ease fixing them. | 2020-09-11T22:42:44 | 2020-09-11T22:42:44 | {} | MEMBER |
ClickHouse | ClickHouse | 691,451,962 | 14,251 | liangli1213 | @BohuTANG , now I can reproduce the issue in clickhouse_test testbed, here is the steps:
1. Setup replication between MySQL and ClickHouse (make sure to use server name or IP instead of localhost or 127.0.0.1)
2. Keep data writing to MySQL (by using the script, with 500 lines adding of one transaction)
3. Stop Cli... | 2020-09-12T09:12:04 | 2020-09-12T09:12:04 | {} | NONE |
ClickHouse | ClickHouse | 691,018,187 | 14,696 | bohutang | @alexey-milovidov ping for a review | 2020-09-11T10:35:25 | 2020-09-11T10:35:25 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,288,523 | 14,609 | alesapin | Hooray! Waiting for performance tests. | 2020-09-11T20:04:52 | 2020-09-11T20:41:35 | {
"hooray": 1
} | MEMBER |
ClickHouse | ClickHouse | 691,396,878 | 14,195 | bobrik | > even with monotonic time, there is nothing to guarantee that a trace span is not added into the past (e.g. we've flushed the `opentelemtry_log` up to 10:00:00, but on the next flush we write a span that finished at 09:59:59). Such races shouldn't occur often, but they are possible.
Sounds like we need a monotonic ... | 2020-09-12T03:33:24 | 2020-09-12T03:33:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,518,071 | 2,416 | amosbird | > to reuse subquery result , please save a kid has suffered so much ！！！
Let's help this poor kid https://github.com/ClickHouse/ClickHouse/pull/14771 | 2020-09-12T17:08:38 | 2020-09-12T17:08:38 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 691,600,920 | 14,773 | liuzhiqiang123gitHub | when I use the new databease engine- | 2020-09-13T03:13:42 | 2020-09-13T03:13:42 | {} | NONE |
ClickHouse | ClickHouse | 691,603,275 | 11,804 | amosbird | So maybe we can resurrect this PR? | 2020-09-13T03:33:30 | 2020-09-13T03:33:30 | {
"heart": 2
} | COLLABORATOR |
ClickHouse | ClickHouse | 690,970,490 | 14,732 | alexey-milovidov | Да. | 2020-09-11T09:04:06 | 2020-09-11T09:04:06 | {} | MEMBER |
ClickHouse | ClickHouse | 691,147,332 | 14,251 | liangli1213 | @tavplubix , please advise when 20.10.1.4622 rpm package will be available? | 2020-09-11T15:00:52 | 2020-09-11T15:00:52 | {} | NONE |
ClickHouse | ClickHouse | 691,527,068 | 14,749 | den-crane | One more test -- random long string:
$ clickhouse-client -q "SELECT randomString(50000) FROM numbers(1000)" >randomLineAsString.txt
$ wc -l randomLineAsString.txt
1000 randomLineAsString.txt
$ cat randomLineAsString.txt |clickhouse-client -q "INSERT INTO line_as_string FORMAT LineAsString"
Code: 49. DB::Exce... | 2020-09-12T18:23:46 | 2020-09-12T18:23:46 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,600,799 | 6,060 | amosbird | I'll take this one after https://github.com/ClickHouse/ClickHouse/pull/14771 | 2020-09-13T03:12:45 | 2020-09-13T03:12:45 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 691,605,987 | 6,367 | amosbird | Closed in https://github.com/ClickHouse/ClickHouse/pull/12652 | 2020-09-13T03:56:16 | 2020-09-13T03:56:16 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 690,759,907 | 14,725 | BooBSD | @alexey-milovidov
Я пофиксил описание, но как перезапустить `Description check` -- не знаю. | 2020-09-10T22:13:29 | 2020-09-10T22:13:29 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 690,957,133 | 14,725 | alexey-milovidov | I see, it's alright. Not necessary to restart the check. | 2020-09-11T08:35:08 | 2020-09-11T08:35:08 | {} | MEMBER |
ClickHouse | ClickHouse | 690,988,264 | 14,711 | myrrc | > BTW perl & prce are much more flexible and feature reach
I use PRCE with sed. See the regex link. | 2020-09-11T09:40:31 | 2020-09-11T09:40:31 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,009,172 | 14,723 | tavplubix | `Functional stateless tests (debug) - 01360_materialized_view_with_join_on_query_log FAIL` - looks like a flaky test, such failure is possible if `SELECT 1` took more than 100ms in debug build for some reason. | 2020-09-11T10:13:14 | 2020-09-11T10:13:14 | {} | MEMBER |
ClickHouse | ClickHouse | 691,179,634 | 14,251 | tavplubix | > @tavplubix , please advise when 20.10.1.4622 rpm package will be available?
20.10 is currently a testing branch (master). Testing releases are performed automatically when some conditions are met (e.g. there is a commit in master with all CI checks passed, may be some additional conditions, I don't remember). Norm... | 2020-09-11T16:00:29 | 2020-09-11T16:00:29 | {} | MEMBER |
ClickHouse | ClickHouse | 691,356,136 | 14,749 | den-crane | @hexiaoting | 2020-09-11T23:43:39 | 2020-09-11T23:43:39 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,509,670 | 14,196 | CurtizJ | I will write here corner cases and caveats, that I found. | 2020-09-12T15:59:27 | 2020-09-12T15:59:27 | {} | MEMBER |
ClickHouse | ClickHouse | 691,601,319 | 3,815 | amosbird | There is now custom settings which can be utilized but in a somehow contorted way. https://github.com/ClickHouse/ClickHouse/blob/master/tests/queries/0_stateless/01418_custom_settings.sql | 2020-09-13T03:16:41 | 2020-09-13T03:16:41 | {
"eyes": 1,
"hooray": 2
} | COLLABORATOR |
ClickHouse | ClickHouse | 690,776,616 | 14,672 | CurtizJ | `01460_mark_inclusion_search_crash` should be skipped. | 2020-09-10T23:03:37 | 2020-09-10T23:03:37 | {} | MEMBER |
ClickHouse | ClickHouse | 690,921,941 | 11,068 | PHaroZ | The same here with a more simple query
```
CREATE OR REPLACE view testView as SELECT t.number FROM numbers AS t
[2020-09-11 09:15:59] Code: 47, e.displayText() = DB::Exception: Missing columns: 't.number' while processing query: 'SELECT t.number FROM system.numbers', required columns: 't.number', source co... | 2020-09-11T07:17:23 | 2020-09-11T07:18:29 | {} | NONE |
ClickHouse | ClickHouse | 690,952,319 | 8,331 | vkingnew | > > what's the progress of this feature?CAN be Released in this Year?
>
> The basic implementation of WindowView is done. We are waiting for a code review now.
> We currently have another optimized version, and we will consider committing to the community after the basic version is merged.
The code review looks ... | 2020-09-11T08:24:33 | 2020-09-11T08:24:33 | {} | NONE |
ClickHouse | ClickHouse | 691,475,364 | 14,769 | den-crane | duplicate https://github.com/ClickHouse/ClickHouse/issues/14045
https://github.com/ClickHouse/ClickHouse/issues/13634
https://github.com/ClickHouse/ClickHouse/issues/14606 | 2020-09-12T11:42:29 | 2020-09-12T11:42:29 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,584,052 | 14,750 | yanchaoguo | > **show create table work_basic_model**
ClickHouse client version 20.3.1.2564 (official build).
Connecting to localhost:9000 as user default.
Connected to ClickHouse server version 20.3.1 revision 54433.
---
CREATE TABLE app.work_basic_model (`product` Nullable(String), `id` Nullable(String), `title` Nullab... | 2020-09-13T00:59:38 | 2020-09-13T00:59:38 | {} | NONE |
ClickHouse | ClickHouse | 690,996,893 | 14,722 | tavplubix | `Stress test (address) — Killed by signal` - segfault in `DatabaseLazy`, fixed in master, not backported. | 2020-09-11T09:58:58 | 2020-09-11T09:58:58 | {} | MEMBER |
ClickHouse | ClickHouse | 691,022,620 | 14,685 | alexey-milovidov | Ok. I see the following levels of integration:
1. Add it as an option in config, disable by default, enable for integration tests.
2. Add it as an option in config, enable by default.
Let's do 1 and if everything will go well after a while we can enable by default.
PS. There are also the following side effects:... | 2020-09-11T10:46:38 | 2020-09-11T10:48:43 | {} | MEMBER |
ClickHouse | ClickHouse | 691,175,952 | 14,609 | alesapin | yarr
```
FAILED: src/CMakeFiles/unit_tests_dbms.dir/Core/tests/gtest_multienum.cpp.o
/usr/bin/ccache /usr/bin/g++-10 -DAWS_SDK_VERSION_MAJOR=1 -DAWS_SDK_VERSION_MINOR=7 -DAWS_SDK_VERSION_PATCH=231 -DENABLE_OPENSSL_ENCRYPTION -DGTEST_HAS_POSIX_RE=0 -DPOCO_ENABLE_CPP11 -DPOCO_HAVE_FD_EPOLL -DPOCO_OS_FAMILY_UNIX -DST... | 2020-09-11T15:53:24 | 2020-09-11T15:53:24 | {} | MEMBER |
ClickHouse | ClickHouse | 691,475,185 | 14,251 | bohutang | All the events is normal.
I've tested this many times and it doesn't reproduce. | 2020-09-12T11:41:08 | 2020-09-12T11:41:08 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,514,794 | 14,731 | azat | >Performance — Errors while building the report.
```
Code: 190, e.displayText() = DB::Exception: Arrays passed to arrayMap must have equal size (version 20.10.1.4626)
```
@akuzm have you seen this? (there is the same error in #14221) | 2020-09-12T16:42:31 | 2020-09-12T16:42:31 | {} | MEMBER |
ClickHouse | ClickHouse | 691,602,488 | 5,555 | amosbird | It's better to leave the metadata intact while introduce an mechanism to disable loading some tables upon server startup. | 2020-09-13T03:26:40 | 2020-09-13T03:26:40 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 691,472,174 | 14,756 | alexey-milovidov | Not a bug. | 2020-09-12T11:16:38 | 2020-09-12T11:16:38 | {} | MEMBER |
ClickHouse | ClickHouse | 691,481,670 | 14,755 | alesapin | It shouldn't be related because `shutil.copytree` creates `dst` directory. What is more, it requires `dst` directory not exist: https://docs.python.org/2/library/shutil.html#shutil.copytree:
```
Recursively copy an entire directory tree rooted at src. The destination directory, named by dst, must not already exist; i... | 2020-09-12T12:38:11 | 2020-09-12T12:38:11 | {} | MEMBER |
ClickHouse | ClickHouse | 691,536,434 | 14,755 | vitlibar | > Can you show exact test which fails with the error?
I set `CLICKHOUSE_TESTS_SERVER_BIN_PATH`, `CLICKHOUSE_TESTS_CLIENT_BIN_PATH`, `CLICKHOUSE_TESTS_BASE_CONFIG_DIR` and then I ran `pytest -ss test_authentication/ -k test_authentication_pass` (the bug appeared with other tests too). It started and showed the follow... | 2020-09-12T19:41:23 | 2020-09-12T19:43:13 | {} | MEMBER |
ClickHouse | ClickHouse | 690,992,466 | 14,705 | alesapin | ```
E Code: 48. DB::Exception: Received from 172.19.0.5:9000. DB::Exception: Unknown MergeAlgorithm 18446744072614756030. Stack trace:
E
E 0. /build/obj-x86_64-linux-gnu/../contrib/libcxx/include/exception:129: Poco::Exception::Exception(std::__1::basic_string<char, std::__1::char_trai... | 2020-09-11T09:49:19 | 2020-09-11T09:49:19 | {} | MEMBER |
ClickHouse | ClickHouse | 691,037,689 | 14,696 | tavplubix | Could you please add some description of what is the reason of such errors and how is it fixed? Is it possible to add an integration test? | 2020-09-11T11:25:00 | 2020-09-11T12:08:22 | {} | MEMBER |
ClickHouse | ClickHouse | 691,185,034 | 14,736 | den-crane | It's not a bug. It never worked. It's by design. | 2020-09-11T16:10:55 | 2020-09-11T16:12:02 | {
"-1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,407,304 | 14,251 | liangli1213 | @BohuTANG I met a new issue as below, the issue happens on my Dev env (not the simple test env).
Clickhouse version: 20.10.1.4626
```
2020.09.12 12:17:12.674411 [ 68187 ] {} <Debug> MaterializeMySQLSyncThread: Skip MySQL event:
=== GTIDEvent ===
Timestamp: 1599884105
Event Type: 33
Server ID: 936
Event Si... | 2020-09-12T04:40:08 | 2020-09-12T04:40:08 | {} | NONE |
ClickHouse | ClickHouse | 691,471,759 | 14,251 | liangli1213 | ```
# at 453945107
#200912 12:15:05 server id 936 end_log_pos 453945172 CRC32 0x2a475c28 GTID last_committed=1124708 sequence_number=1124709 rbr_only=yes
/*!50718 SET TRANSACTION ISOLATION LEVEL READ COMMITTED*//*!*/;
SET @@SESSION.GTID_NEXT= '8ff4fda6-df42-11e9-be2a-0050569687c9:151261215'/*!*/;
# at ... | 2020-09-12T11:13:48 | 2020-09-12T11:13:48 | {} | NONE |
ClickHouse | ClickHouse | 691,478,769 | 14,762 | den-crane | Grep logs for 44_0_16600_4069_480 to understand what happen with this part.
Is this table Replicated?
>By the way when my clickhouse cluster recover from the network exception,
> I can only visit some shard via distribute table
Do you mean when you query distributed tables you get partial (incomplete) results ... | 2020-09-12T12:13:47 | 2020-09-12T12:13:47 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,481,772 | 14,755 | alesapin | Can you show exact test which fails with the error? | 2020-09-12T12:39:10 | 2020-09-12T12:39:10 | {} | MEMBER |
ClickHouse | ClickHouse | 690,877,109 | 14,711 | filimonov | BTW perl & prce are much more flexible and feature reach | 2020-09-11T05:09:51 | 2020-09-11T05:09:51 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 690,941,908 | 14,732 | alexey-milovidov | Есть ещё несколько плохих способов. Например, можно писать обновления в отдельную маленькую таблицу (их мало - десятки тысяч в день, просто дописывать в конец, или использовать ReplacingMergeTree с OPTIMIZE). Далее подключить эту таблицу как [словарь](https://clickhouse.tech/docs/en/sql-reference/statements/create/dict... | 2020-09-11T08:02:33 | 2020-09-11T08:02:33 | {} | MEMBER |
ClickHouse | ClickHouse | 691,093,908 | 14,738 | den-crane | try to disable processors
`set experimental_use_processors=0;`
(you can disable it default's user profile for all sessions)
it has been fixed in 20.4 https://github.com/ClickHouse/ClickHouse/issues/12030 | 2020-09-11T13:25:51 | 2020-09-11T13:27:00 | {
"+1": 3
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,472,164 | 14,757 | alexey-milovidov | Not a bug. | 2020-09-12T11:16:35 | 2020-09-12T11:16:35 | {} | MEMBER |
ClickHouse | ClickHouse | 690,791,552 | 11,913 | CurtizJ | I don't understand why huge part of tests from skip list of check with enabled compact parts is skipping now in all checks. Skip list is unchanged in this PR. | 2020-09-10T23:54:11 | 2020-09-10T23:55:40 | {} | MEMBER |
ClickHouse | ClickHouse | 690,796,708 | 11,913 | CurtizJ | It's because of [code](https://github.com/ClickHouse/ClickHouse/blob/87b3984d1776545fa3bd05ec23317d556ef4bcfd/tests/clickhouse-test#L509-L516) in `clickhouse-test` script. | 2020-09-11T00:10:57 | 2020-09-11T00:11:18 | {
"laugh": 1
} | MEMBER |
ClickHouse | ClickHouse | 690,967,511 | 5,109 | alexey-milovidov | The feature has been implemented by @amosbird in #14233 | 2020-09-11T08:57:54 | 2020-09-11T08:57:54 | {} | MEMBER |
ClickHouse | ClickHouse | 690,968,562 | 14,221 | azat | >ClickHouse special build check — 0/1 builds are OK
Does not looks related, but it is better to rebase against (I'm voting for this, since it is better to squash commits anyway)/merge upstream/master
>Integration tests (release) — fail: 1, passed: 806, error: 0
test_version_update_two_nodes - was in CI fest, u... | 2020-09-11T09:00:10 | 2020-09-11T09:00:10 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 690,980,067 | 14,693 | hustnn | @alexey-milovidov Can you help to look at this when you are free? Thanks. | 2020-09-11T09:23:44 | 2020-09-11T09:23:44 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,073,338 | 14,703 | nikitamikhaylov | `test_concurrent_ttl_merges/test.py::test_no_ttl_merges_in_busy_pool` test failure is completely unrelated | 2020-09-11T12:45:50 | 2020-09-11T12:45:50 | {} | MEMBER |
ClickHouse | ClickHouse | 691,171,767 | 14,517 | bharatnc | @tavplubix I think this and issue 14115 can be closed? | 2020-09-11T15:45:08 | 2020-09-11T15:45:08 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,478,434 | 14,251 | liangli1213 | @BohuTANG , I'm not quite understand the programming of MySQL replication protocol, here is what I am thinking:
1. ClickHouse send request to MySQL (based on GTID)
2. MySQL response to the request
3. ClickHouse parse the binlog event
So in step 3, if ClickHouse fail to parse the event and the exception is not c... | 2020-09-12T12:10:26 | 2020-09-12T12:10:26 | {} | NONE |
ClickHouse | ClickHouse | 691,592,029 | 14,705 | amosbird | > Failure looks related to changes.
Yes. And it's fixed. | 2020-09-13T02:01:40 | 2020-09-13T02:01:40 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 690,777,433 | 14,675 | CurtizJ | Same errors as in 20.3 branch | 2020-09-10T23:06:02 | 2020-09-10T23:06:02 | {} | MEMBER |
ClickHouse | ClickHouse | 690,909,625 | 8,331 | Vxider | > what's the progress of this feature?CAN be Released in this Year?
The basic implementation of WindowView is done. We are waiting for a code review now.
We currently have another optimized version, and we will consider committing to the community after the basic version is merged. | 2020-09-11T06:46:00 | 2020-09-11T06:46:00 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,108,997 | 14,605 | zhang2014 | The error about MaterializedMySQL engine has been fixed in #14397 | 2020-09-11T13:53:45 | 2020-09-11T13:53:45 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,186,548 | 14,251 | liangli1213 | @tavplubix , thanks for your guide, now I can find the rpm, and I have another question, I know a commit has been involved in 20.9.1.*, so will it also been involved in 20.10.1.*? | 2020-09-11T16:14:02 | 2020-09-11T16:14:02 | {} | NONE |
ClickHouse | ClickHouse | 691,187,044 | 13,798 | den-crane | No reply, closing. | 2020-09-11T16:15:05 | 2020-09-11T16:15:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,460,460 | 14,251 | bohutang | I can't reproduce it on my local with the script https://gist.github.com/BohuTANG/55cac003a358eb70adce5923be0ee60d
Can you please provide more binlog events from the position `8ff4fda6-df42-11e9-be2a-0050569687c9:151261215'`?
It looks ok for the 151261215 event, actually i need to see `151261216` event. | 2020-09-12T10:00:49 | 2020-09-12T10:05:41 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,477,136 | 14,251 | liangli1213 | @BohuTANG , now I met a issue, it seems my dev clickhouse stuck at 151261215, I try restart clickhouse or detach/attach DB many time, but each time, it stopped at same position, it seems MySQL send abnormal event at 151261215, or ClickHouse can't parse the event sent by MySQL at same position, so do you have any ideas?... | 2020-09-12T11:58:26 | 2020-09-12T11:58:26 | {} | NONE |
ClickHouse | ClickHouse | 691,556,720 | 14,755 | vitlibar | @alesapin I'm not sure this fix should be merged as is, it just allowed me to run integration tests. | 2020-09-12T21:55:05 | 2020-09-12T21:55:05 | {} | MEMBER |
ClickHouse | ClickHouse | 690,753,046 | 14,730 | den-crane | Though, I am wrong, these projections can be mutated because they are at a parts level, so they should be re-calculated completely for a new part during mutations / merges. | 2020-09-10T21:56:03 | 2020-09-10T21:57:23 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 690,895,255 | 13,593 | hwangpd | hello.
I get same problem.
your solution is "After add limit of clickhouse thread's in linux. This issue has been fixed."
how to fix it?.
what is changing option?
help me.
| 2020-09-11T06:04:09 | 2020-09-11T06:04:09 | {} | NONE |
ClickHouse | ClickHouse | 690,956,213 | 14,221 | hagen1778 | Some tests are failing but I'm not sure if it is related to the changes. | 2020-09-11T08:33:06 | 2020-09-11T08:33:06 | {} | NONE |
ClickHouse | ClickHouse | 691,045,161 | 14,737 | alesapin | Hello!
1) If you change `merge_with_ttl_timeout` value using `ALTER MODIFY SETTING` query than you can check it using `SHOW CREATE TABLE` query in `SETTINGS` section.
2) When you inserting "fresh" data with "old" values TTL will be executed during the first merge of these parts.
3) It's sad, but in the old ve... | 2020-09-11T11:44:06 | 2020-09-11T11:44:06 | {} | MEMBER |
ClickHouse | ClickHouse | 691,201,075 | 14,265 | ilejn | Notes/questions to reviewer
1. We introduced docker image arenadata/kdc, Dockerfile is named Dockerfile_kdc to "bypass" style check. Is it Ok, or we should better put it to docker/test/integration/test_storage_kerberized_kafka?
2. We use ".env" docker_compose file to pass KERBERIZED_KAFKA_DIR variable. It was done ba... | 2020-09-11T16:44:42 | 2020-09-11T16:44:42 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,386,633 | 14,684 | zhang2014 | Perhaps all DDLS for the same table should be executed in same thread? | 2020-09-12T02:30:23 | 2020-09-12T02:30:23 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,428,497 | 14,745 | alesapin | fuzzer error not related, fixed in https://github.com/ClickHouse/ClickHouse/pull/14734 | 2020-09-12T06:53:11 | 2020-09-12T06:56:53 | {} | MEMBER |
ClickHouse | ClickHouse | 690,940,013 | 14,730 | alexey-milovidov | @den-crane I'm Ok with all of the possible options:
- forbid mutations explicitly;
- allow mutations of main data that will lead to inconsistencies;
- allow mutations of main data and the data that contains columns to evaluate the expression (e.g. we can mutate aggregated data if we delete by key);
- recalculate (t... | 2020-09-11T07:58:19 | 2020-09-11T07:58:26 | {} | MEMBER |
ClickHouse | ClickHouse | 691,051,894 | 14,535 | dengc367 | Who can review this issue, I need this issue to test the MaterializeMySQL. @4ertus2 | 2020-09-11T12:00:36 | 2020-09-11T12:00:36 | {} | NONE |
ClickHouse | ClickHouse | 691,180,173 | 10,647 | gopala000 | I have related question to make ingestion resilient to faults [parsing error](https://stackoverflow.com/questions/63841020/clickhouse-kafka-engine-how-to-move-messages-with-parsing-error-to-a-different)
Hope the issues related to fault handling is addressed soon. | 2020-09-11T16:01:35 | 2020-09-11T16:01:35 | {} | NONE |
ClickHouse | ClickHouse | 691,210,279 | 14,251 | tavplubix | > @tavplubix , thanks for your guide, now I can find the rpm, and I have another question, I know a commit has been involved in 20.9.1._, so will it also been involved in 20.10.1._?
Yes | 2020-09-11T17:04:25 | 2020-09-11T17:04:25 | {} | MEMBER |
ClickHouse | ClickHouse | 691,472,154 | 14,758 | alexey-milovidov | Not a bug. | 2020-09-12T11:16:32 | 2020-09-12T11:16:32 | {} | MEMBER |
ClickHouse | ClickHouse | 691,510,040 | 14,196 | CurtizJ | > we can match column name from query with column names in storage definition, cut its prefix and correctly interpret subcolumn name
There are some corner cases with ambiguous column names. E.g. we can create table with following structure:
```
CREATE TABLE t (`s.1` String, s Tuple(Int, Int)) ENGINE = MergeTree ... | 2020-09-12T16:02:56 | 2020-09-12T16:07:45 | {} | MEMBER |
ClickHouse | ClickHouse | 691,526,304 | 14,195 | bobrik | After looking around I found this:
* https://opentelemetry.io/docs/collector/configuration/
Jaeger collector also supports collecting spans in Zipkin format.
Let me know when you have a working Zipking-over-HTTP as a push target and I'll try to make my [Clickhouse backend for Jaeger](https://github.com/jaegert... | 2020-09-12T18:15:33 | 2020-09-12T18:15:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 690,773,792 | 14,669 | CurtizJ | Build killed by OOM.
`g++-9: fatal error: Killed signal terminated program cc1plus` | 2020-09-10T22:54:42 | 2020-09-10T22:54:56 | {} | MEMBER |
ClickHouse | ClickHouse | 690,957,445 | 14,732 | glader | > Есть ещё несколько плохих способов.
Хороших, я так понимаю, нету? :) | 2020-09-11T08:35:48 | 2020-09-11T08:35:58 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,017,634 | 14,685 | akuzm | A dramatic effect on iTLB misses, with no effect on query time (these are CDF-like graphs, X is relative change of metric, and Y is the number of queries in which the change is less).
https://clickhouse.tech/docs/en/sql-reference/aggregate-functions/parametric-functions/#summapfilteredkeys-to-keepkeys-values
```
sumMapFiltered(keys_to_keep)(keys, values)
Same behavior as sumMap except that an array of keys is passed as a parameter. This can be especially useful ... | 2020-09-12T16:18:06 | 2020-09-12T16:18:06 | {} | NONE |
ClickHouse | ClickHouse | 691,525,733 | 14,750 | den-crane | What CH version do you use?
Can you provide **show create table work_basic_model**
And please show the query output with debug enabled (send_logs_level).
```
set send_logs_level=1;
SELECT *
FROM work_basic_model
WHERE (product = 'tracker_view') AND (code = 'eDf8fZky' or id = 'eDf8fZky')
format Null;
S... | 2020-09-12T18:09:50 | 2020-09-12T18:15:11 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,616,812 | 8,259 | amosbird | It's because table functions are evaluated earlier than scalar subqueries, and in fact they don't take subqueries into account at all. However it's still a valid use case. You can switch it to a feature request and it might work in near future. | 2020-09-13T05:25:24 | 2020-09-13T05:25:24 | {
"+1": 1
} | COLLABORATOR |
ClickHouse | ClickHouse | 690,271,267 | 14,266 | keerthana-kannan-ch | I am unable to create a reproducible example. The roll-up works perfectly when I try to insert data into the table directly or through another ReplicatedMergeTree table using materialized view. However, my actual scenario is this:
I have 4 clickhouse servers running as a cluster (2 shards with 2 replicas)
I am i... | 2020-09-10T13:03:16 | 2020-09-11T07:02:26 | {} | NONE |
ClickHouse | ClickHouse | 691,356,454 | 13,846 | den-crane | I see some unexpected results https://github.com/ClickHouse/ClickHouse/issues/14749
It seems that a string length is 80 characters ? | 2020-09-11T23:45:16 | 2020-09-11T23:45:31 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,428,274 | 14,521 | alesapin | > @alesapin What's about the `01465_ttl_recompression` test?
flaky test. Fix here https://github.com/ClickHouse/ClickHouse/pull/14763 | 2020-09-12T06:51:42 | 2020-09-12T07:08:11 | {} | MEMBER |
ClickHouse | ClickHouse | 690,934,285 | 14,698 | bgranvea | > It's possible to relax the condition of "end of insert data" in https://github.com/ClickHouse/ClickHouse/blob/master/programs/client/Client.cpp#L945 (for instance to check `;\n`)
> but who knows what consequences it might bring
there is an explicit comment "/// INSERT data is ended by the end of line, not ';'.", ... | 2020-09-11T07:45:37 | 2020-09-11T07:45:37 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 690,983,029 | 14,646 | alesapin | I think it's quite a rare bug and reproduction steps without mutation will be quite complicated. I think bug exists for a long time but triggered with one of `if` function improvements/optimizations for Nullable columns. | 2020-09-11T09:29:59 | 2020-09-11T09:29:59 | {} | MEMBER |
ClickHouse | ClickHouse | 691,045,091 | 14,696 | bohutang | Hi,
https://github.com/ClickHouse/ClickHouse/issues/14251 and https://github.com/ClickHouse/ClickHouse/issues/14572 are all caused by the `ignore` length.
This crash is not easily to reproduce, and I don't think integration testing will work.
How to reproduce the problem:
On the mysql side, each transaction w... | 2020-09-11T11:43:55 | 2020-09-11T11:43:55 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 691,348,110 | 14,604 | vitlibar | The failed performance tests have nothing to do with `StorageLiveView`. | 2020-09-11T23:07:27 | 2020-09-11T23:07:42 | {} | MEMBER |
ClickHouse | ClickHouse | 691,472,141 | 14,759 | alexey-milovidov | Not a bug. | 2020-09-12T11:16:29 | 2020-09-12T11:16:29 | {} | MEMBER |
ClickHouse | ClickHouse | 691,472,627 | 14,251 | liangli1213 | I see this time it is not easy to reproduce this issue. | 2020-09-12T11:20:19 | 2020-09-12T11:20:19 | {} | NONE |
ClickHouse | ClickHouse | 691,474,532 | 14,684 | alexey-milovidov | Yes, we should manage dependencies between tables somehow. Otherwise the behaviour is very unobvious.
Examples: views; materialized views; dictionaries; move partition between tables; create select; alter delete where subquery... | 2020-09-12T11:35:56 | 2020-09-12T11:35:56 | {} | MEMBER |
ClickHouse | ClickHouse | 691,515,162 | 14,684 | azat | >Perhaps all DDLS for the same table should be executed in same thread?
Does not lock for ALTER/... should handle this?
>Yes, we should manage dependencies between tables somehow. Otherwise the behaviour is very unobvious.
Default pool size is 1, so nothing changed by default
>Examples: views; materialized ... | 2020-09-12T16:45:08 | 2020-09-12T16:45:08 | {} | MEMBER |
ClickHouse | ClickHouse | 691,619,229 | 11,722 | alexey-milovidov | Both variants will be good to implement and not very hard... Let's do it.
This task is currently not in our nearest plans. | 2020-09-13T05:59:45 | 2020-09-13T05:59:45 | {} | MEMBER |
ClickHouse | ClickHouse | 691,619,264 | 6,081 | amosbird | You can grab the `exception` column to see what reason those merges are postponed. | 2020-09-13T06:00:18 | 2020-09-13T06:00:18 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 673,686,415 | 13,683 | alexey-milovidov | Yes, it helps. | 2020-08-13T20:11:02 | 2020-08-13T20:11:02 | {} | MEMBER |
ClickHouse | ClickHouse | 673,695,339 | 13,611 | KochetovNicolai | @azat it is mainly just "code" refactoring, but I will check if those issues may be fixed easily. | 2020-08-13T20:30:48 | 2020-08-13T20:30:48 | {} | MEMBER |
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