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 | 849,955,608 | 24,583 | den-crane | Cannot reproduce:
```
insert into ntest_orders select number, toDateTime('2021-05-14 00:00:00') + number/100, toDate(toDateTime('2021-05-01 00:00:00') + number/100) from numbers(20000000);
insert into ntest_orders select number, toDateTime('2021-05-01 00:00:00') + number/100, toDate(toDateTime('2021-05-01 00:00:00... | 2021-05-27T21:31:23 | 2021-05-27T21:31:23 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,426,970 | 23,190 | akuzm | We are finding other ways to debug the problem, see CLICKHOUSE-5042. | 2021-05-28T13:40:10 | 2021-05-28T13:40:10 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,469,846 | 24,489 | alesapin | All failures are unrelated to changes. | 2021-05-28T14:44:03 | 2021-05-28T14:44:03 | {} | MEMBER |
ClickHouse | ClickHouse | 850,814,961 | 24,732 | akuzm | Integration tests (asan) -- problem with MySQL server
Yandex third-party check -- fixed in Arcadia
Other failures not related. | 2021-05-29T11:07:12 | 2021-05-29T11:07:12 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,843,079 | 24,749 | wangzhen11aaa | 21.4.1.1 | 2021-05-29T14:32:21 | 2021-05-29T14:32:21 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,844,516 | 24,742 | wangzhen11aaa | Do you find the target part in the data directory? | 2021-05-29T14:41:44 | 2021-05-29T14:41:44 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,927,300 | 16,336 | Fanduzi | > I hive the same issue with version 20.6.6.7.
> @Fanduzi does it work with higher ch version?
20.10.3.30 still have the problem | 2021-05-30T02:03:16 | 2021-05-30T02:03:52 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,987,413 | 23,027 | alexey-milovidov | I see the motivation here: https://github.com/ClickHouse/ClickHouse/issues/20587
But adding a new QueryProcessingStage for this marginal case looks frightening. | 2021-05-30T11:51:52 | 2021-05-30T11:52:07 | {} | MEMBER |
ClickHouse | ClickHouse | 850,990,392 | 24,763 | alexey-milovidov | It depends on what files do we search in config.d directories. Do we skip .xml.bak, .xml.tmp, .svn, .git, .kate.swp, etc? | 2021-05-30T12:14:01 | 2021-05-30T12:14:01 | {} | MEMBER |
ClickHouse | ClickHouse | 850,998,220 | 24,721 | alesapin | performance unrelated | 2021-05-30T13:12:01 | 2021-05-30T13:12:01 | {} | MEMBER |
ClickHouse | ClickHouse | 851,198,314 | 24,763 | filimonov | Related reading https://www.netmeister.org/blog/passing-passwords.html
BTW - i think we need to modify the args in memory to remove the password from there (same way as mysql / curl do). While it's not 100% safe (there is a short moment when password is not replaced yet), it makes chances to see the password acciden... | 2021-05-31T05:49:07 | 2021-05-31T05:51:11 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 849,987,678 | 24,566 | amirvaza | Awesome.
It will make things much easier for us, we don't mind which table it will be flushed into, but we do mind to not lose the data of course. | 2021-05-27T22:40:59 | 2021-05-27T22:40:59 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,153,991 | 18,721 | davidshtian | Try to set `<endpoint>https://s3.eu-central-1.amazonaws.com</endpoint>`? | 2021-05-28T05:51:13 | 2021-05-28T05:51:13 | {} | NONE |
ClickHouse | ClickHouse | 850,849,779 | 20,539 | myrrc | Added custom front:
{
/// yaml-cpp cannot parse the file because its contents are incorrect
throw Exception(ErrorCodes::CANNOT_PARSE_YAML, "Unable to parse YAML configuration file {}", path, e.what());
}
```
so it will ou... | 2021-05-30T12:59:21 | 2021-05-30T12:59:21 | {} | MEMBER |
ClickHouse | ClickHouse | 851,113,093 | 24,555 | 5herhom | > > In my understanding, it is unnormal.
>
> It's because lazy evaluation for columns not implemented yet #12587
If it's lazy evaluation, why it throw exception when show column custimer_no, but query whitout exception where show column p3_service_last_2y_use_cnt. It's just different in the col to show...
![错... | 2021-05-31T01:49:14 | 2021-05-31T01:49:46 | {} | NONE |
ClickHouse | ClickHouse | 851,125,625 | 18,672 | olgarev | Internal documentation ticket DOCSUP-9868 | 2021-05-31T02:33:50 | 2021-05-31T02:33:50 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 851,142,453 | 17,623 | romanholidaypancakes | > I'm very interested in lightweight updates/deletes, and would like to contribute. Not sure how far @myrrc has gotten in planning this?
https://github.com/ClickHouse/ClickHouse/pull/24755 | 2021-05-31T03:31:29 | 2021-05-31T03:31:29 | {} | NONE |
ClickHouse | ClickHouse | 849,911,365 | 24,399 | mergify[bot] | **Command `update`: success**
> **Branch has been successfully updated**
>
| 2021-05-27T20:14:33 | 2021-05-27T20:14:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,814,330 | 24,752 | pan3793 | Thanks for answer, it's an amazing feature. | 2021-05-29T11:02:04 | 2021-05-29T11:02:04 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 849,961,174 | 21,985 | den-crane | >Which should not happen.
It **MUST** happen. Data in ALL Engines ALWAYS not full aggregated / merged.
You **MUST** always query your table using queries with GROUP BY.
>And by enabling partitioning , I meant , increasing num of partitions will help in this case?
Obviously not. | 2021-05-27T21:42:02 | 2021-05-27T21:42:19 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,317,883 | 24,448 | alesapin | Oh, no. Need some improvements. | 2021-05-28T10:23:27 | 2021-05-28T10:23:27 | {} | MEMBER |
ClickHouse | ClickHouse | 850,386,001 | 24,555 | vdimir | > In my understanding, it is unnormal.
It's because lazy evaluation for columns not implemented yet https://github.com/ClickHouse/ClickHouse/issues/12587 | 2021-05-28T12:32:43 | 2021-05-28T12:32:43 | {} | MEMBER |
ClickHouse | ClickHouse | 850,583,684 | 24,102 | larry-cdn77 | Never mind...
My cluster has been running stable in the week since and I am happy to close this particular issue
Thank you for your suggestions so far! | 2021-05-28T18:06:24 | 2021-05-28T18:06:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,950,007 | 3,931 | olgarev | Internal documentation ticket DOCSUP-9861 | 2021-05-30T06:31:37 | 2021-05-30T06:31:37 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,991,214 | 24,763 | azat | >It depends on what files do we search in config.d directories. Do we skip .xml.bak, .xml.tmp, .svn, .git, .kate.swp, etc?
Only .yml/.yaml/.xml/.conf, so .conf should be supported as xml too
https://github.com/ClickHouse/ClickHouse/blob/fe4b137257c609e0668fb890a1a4140bbecb1d27/src/Common/Config/ConfigProcessor.cp... | 2021-05-30T12:20:08 | 2021-05-30T12:20:41 | {} | MEMBER |
ClickHouse | ClickHouse | 850,998,866 | 24,448 | alesapin | No related failures, I'll merge. | 2021-05-30T13:16:58 | 2021-05-30T13:16:58 | {} | MEMBER |
ClickHouse | ClickHouse | 851,282,693 | 23,027 | azat | >Could you please provide more motivation for these changes?
This way the remote nodes may avoid sending too much rows to the initiator.
>I see the motivation here: #20587
Right.
>But adding a new QueryProcessingStage for this marginal case looks frightening
I may understand your concerns: having lots of... | 2021-05-31T07:49:50 | 2021-05-31T07:49:50 | {} | MEMBER |
ClickHouse | ClickHouse | 850,840,300 | 24,749 | den-crane | Clickhouse version?
What is BufferBase?
| 2021-05-29T14:13:27 | 2021-05-29T14:13:27 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,972,891 | 24,749 | wangzhen11aaa | > try this
>
> ```
> cat /etc/clickhouse-server/users.d/min_bytes_to_use_mmap_io.xml
> <?xml version="1.0"?>
> <yandex>
> <profiles>
> <default>
> <min_bytes_to_use_mmap_io>0</min_bytes_to_use_mmap_io>
> </default>
> </profiles>
> </yandex>
> ```
>
> > 21.4.1.1
>
> ... | 2021-05-30T09:56:36 | 2021-05-30T09:56:36 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,990,987 | 24,763 | azat | >Maybe better not to implement this feature at all, but make sure that the syntax:
But this will still shows the password in the cmdline. | 2021-05-30T12:18:31 | 2021-05-30T12:18:31 | {} | MEMBER |
ClickHouse | ClickHouse | 850,992,795 | 24,763 | azat | Agree, done | 2021-05-30T12:32:03 | 2021-05-30T12:32:03 | {} | MEMBER |
ClickHouse | ClickHouse | 850,998,330 | 24,722 | alesapin | ` <Fatal> Application: Child process was terminated by signal 9`
No related failures | 2021-05-30T13:12:57 | 2021-05-30T13:12:57 | {} | MEMBER |
ClickHouse | ClickHouse | 851,123,175 | 24,779 | amosbird | Not sure how this kind of optimization should work in general cases. Maybe we can add specific query analyzing rules for each aggregation combinator. The manual optimization looks fine to me. | 2021-05-31T02:24:47 | 2021-05-31T02:24:47 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 850,202,447 | 18,721 | wahani | Thanks for providing feedback. Unfortunately it does not change the behavior. I tested this in the aforementioned versions. | 2021-05-28T07:12:42 | 2021-05-28T07:12:42 | {} | NONE |
ClickHouse | ClickHouse | 850,380,496 | 22,511 | vdimir |
Failed tests on [`71761bd` (#22511)](https://github.com/ClickHouse/ClickHouse/pull/22511/commits/71761bd1a3ca581ff6dbdf12f3ec044ee0728f62)
> test_s3_zero_copy_replication/test.py::test_s3_zero_copy_replication
https://clickhouse-test-reports.s3.yandex.net/22511/71761bd1a3ca581ff6dbdf12f3ec044ee0728f62/integration... | 2021-05-28T12:22:37 | 2021-05-28T12:22:37 | {} | MEMBER |
ClickHouse | ClickHouse | 850,710,391 | 23,276 | azat | @alexey-milovidov right now 21.5 branch contains original PR, let's backport this PR into 21.5? | 2021-05-28T22:53:14 | 2021-05-28T22:53:14 | {} | MEMBER |
ClickHouse | ClickHouse | 850,931,833 | 24,742 | qingping209 | > Do you find the target part in the data directory?
yes. but actually I configured multi-volumn storage policy. and target directories involved belong to system tables. | 2021-05-30T03:02:20 | 2021-05-30T03:03:43 | {} | NONE |
ClickHouse | ClickHouse | 851,146,426 | 24,559 | JackyWoo | @nikitamikhaylov thx, it really works. | 2021-05-31T03:39:16 | 2021-05-31T03:39:16 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 849,947,243 | 24,586 | alexey-milovidov | Thank you!
BTW, what tools did you use to do it? | 2021-05-27T21:16:10 | 2021-05-27T21:16:10 | {} | MEMBER |
ClickHouse | ClickHouse | 849,989,991 | 24,464 | CurtizJ | Style check is fixed in master. | 2021-05-27T22:45:34 | 2021-05-27T22:45:34 | {} | MEMBER |
ClickHouse | ClickHouse | 850,180,962 | 24,586 | romainneutron | @alexey-milovidov Some part of this PR have also been done just with my eyes :D | 2021-05-28T06:37:01 | 2021-05-28T06:37:01 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,660,452 | 24,576 | akuzm | Flaky check complains about the test being too long, I'll split it in a later PR. | 2021-05-28T20:43:26 | 2021-05-28T20:43:26 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,968,327 | 24,574 | KochetovNicolai | ```
2021-05-29 00:38:11 00910_zookeeper_test_alter_compression_codecs_long: [ FAIL ] 36.28 sec. - return code 159
2021-05-29 00:38:11 Received exception from server (version 21.7.1):
2021-05-29 00:38:11 Code: 159. DB::Exception: Received from localhost:9000. DB::Exception: Watching task /test/cli... | 2021-05-30T09:18:38 | 2021-05-30T09:18:38 | {} | MEMBER |
ClickHouse | ClickHouse | 850,986,662 | 24,763 | azat | >Also need to add a test with unknown formats, e.g. config.conf and config.toml.
And what behavior it should have? Fail? | 2021-05-30T11:46:29 | 2021-05-30T11:46:29 | {} | MEMBER |
ClickHouse | ClickHouse | 850,991,727 | 24,749 | alexey-milovidov | The behaviour is correct.
See the `max_block_size` and `max_threads` parameters. | 2021-05-30T12:24:00 | 2021-05-30T12:24:00 | {} | MEMBER |
ClickHouse | ClickHouse | 849,980,671 | 24,566 | tavplubix | `REPLACE TABLE t ...` query is a kind of syntax sugar, it works like the following queries:
```
CREATE TABLE tmp_replace_xxxxxx ...
EXCHANGE TABLES t AND tmp_replace_xxxxxx -- it's atomic
DROP TABLE tmp_replace_xxxxxx
```
If table engine is `Distributed` and `insert_distributed_sync=0` then it's possible that ... | 2021-05-27T22:22:58 | 2021-05-27T22:23:45 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 850,011,103 | 24,575 | wangzhen11aaa | #include <iostream>
#include <memory>
using namespace std;
template <typename T>
struct shared_ptr_helper
{
template <typename... TArgs>
static std::shared_ptr<T> create(TArgs &&... args)
{
return std::shared_ptr<T>(new T(std::forward<TArgs>(args)...));
}
};
class A:public shared_p... | 2021-05-27T23:41:41 | 2021-05-27T23:41:41 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,181,661 | 24,602 | alexey-milovidov | https://github.com/ClickHouse/ClickHouse/blob/master/docs/en/whats-new/changelog/2020.md#improvement-15 | 2021-05-28T06:38:14 | 2021-05-28T06:38:14 | {} | MEMBER |
ClickHouse | ClickHouse | 850,367,805 | 24,399 | abyss7 | Failed test are just flaky. | 2021-05-28T11:58:56 | 2021-05-28T11:58:56 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,450,801 | 23,538 | abyss7 | @Mergifyio update | 2021-05-28T14:16:47 | 2021-05-28T14:16:47 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,649,761 | 24,723 | tavplubix | Oops, I didn't notice
https://github.com/ClickHouse/ClickHouse/blob/e114c7eb8b8d26a8a160af7e96eff1ee73fc738d/src/Storages/MergeTree/ActiveDataPartSet.cpp#L27-L28
Part contains itself, so the assertion is redundant. But I should add a comment about `cloneReplica(...)` somewhere, because it's not obvious | 2021-05-28T20:17:44 | 2021-05-28T20:17:44 | {} | MEMBER |
ClickHouse | ClickHouse | 850,789,016 | 24,286 | sevirov | @kitaisreal Please, review this PR. | 2021-05-29T07:42:00 | 2021-05-29T07:42:00 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,962,840 | 24,759 | Fanduzi | same like #16336 | 2021-05-30T08:31:04 | 2021-05-30T08:31:04 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,985,898 | 24,763 | alexey-milovidov | If you want this unusual feature not to be broken, better add a test. | 2021-05-30T11:40:59 | 2021-05-30T11:40:59 | {} | MEMBER |
ClickHouse | ClickHouse | 851,164,951 | 24,497 | mergify[bot] | **Command `update`: success**
> **Branch has been successfully updated**
>
| 2021-05-31T04:37:32 | 2021-05-31T04:37:32 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 849,989,679 | 24,472 | CurtizJ | Style check is fixed in master. | 2021-05-27T22:44:48 | 2021-05-27T22:44:48 | {} | MEMBER |
ClickHouse | ClickHouse | 850,176,903 | 24,586 | romainneutron | @alexey-milovidov Thanks for your fast feedback. I'm using grammarly. This is a first batch, there are some room available for more improvement. | 2021-05-28T06:30:26 | 2021-05-28T06:30:26 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,355,036 | 24,603 | qingping209 | And I dig into the code(v21.4.4.30) a bit. SelectePartsToMerge was called according to the log, and a non-null MergeMutateSelectedEntry ptr is returned; but what's weird is, mergeSelectedParts is not called since no log "Merging {} parts: from {} to {} into {}" appeared. | 2021-05-28T11:34:15 | 2021-05-28T11:34:46 | {} | NONE |
ClickHouse | ClickHouse | 850,434,203 | 20,200 | filimonov | > * Parts
>
> * InactiveParts
>
> * ActiveParts
Covered here https://github.com/ClickHouse/ClickHouse/commit/e238fd64acabf3c1adaaf05340a563d837887040 | 2021-05-28T13:51:07 | 2021-05-28T13:51:07 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,655,665 | 22,622 | UnamedRus | @kssenii
Could you look at this please?
Not having Null value support for PostgreSQL endpoint a bit painful. | 2021-05-28T20:31:27 | 2021-05-28T20:31:27 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,197,512 | 24,603 | qingping209 | and meanwhile, the system ouput logs as follows insanely:
and I found pool task is 16 until the system restarted which is the configured default value:
![image](https://user-images.githubusercontent.co... | 2021-05-28T07:04:15 | 2021-05-28T08:03:58 | {} | NONE |
ClickHouse | ClickHouse | 850,271,102 | 24,604 | Fanduzi | the sql file content is
```
ATTACH TABLE article_local
(
`I_USER_ID` UInt64,
`I_ARTICLE_ID` UInt64,
`I_MEDIA_TYPE` UInt8 DEFAULT 0,
`I_PROVINCE_ID` UInt64,
`I_DEVICE_TYPE` UInt8,
`I_CHANNEL_ID` UInt8,
`V_VERSION` String,
`V_DEVICE_UUID` String,
`I_PAY` UInt8 DEFAU... | 2021-05-28T09:06:39 | 2021-05-28T09:06:39 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,507,083 | 19,568 | tavplubix | @WesleyBatista It's exactly the reason why `SYNC` modifier and `database_atomic_wait_for_drop_and_detach_synchronously` setting were added. But it's recommended to use some unique paths in ZooKeeper for each `CREATE` query, so `SYNC` will not be required.
See also #12135 | 2021-05-28T15:42:17 | 2021-05-28T18:27:53 | {} | MEMBER |
ClickHouse | ClickHouse | 850,843,398 | 24,749 | wangzhen11aaa | I read the code, from Client.app, through IStreamBlock/ Block/ Buffer/BufferBase class. Just not figure out why do select cost so much memory. | 2021-05-29T14:34:13 | 2021-05-29T14:34:13 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,848,107 | 24,749 | den-crane | try this
```
cat /etc/clickhouse-server/users.d/min_bytes_to_use_mmap_io.xml
<?xml version="1.0"?>
<yandex>
<profiles>
<default>
<min_bytes_to_use_mmap_io>0</min_bytes_to_use_mmap_io>
</default>
</profiles>
</yandex>
```
>21.4.1.1
Are you sure? Such version is not s... | 2021-05-29T15:05:04 | 2021-05-29T15:05:04 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,968,263 | 24,574 | KochetovNicolai | ```
2021-05-29 00:41:33 01149_zookeeper_mutation_stuck_after_replace_partition: [ FAIL ] 1.49 sec. - result differs with reference:
2021-05-29 00:41:33 --- /usr/share/clickhouse-test/queries/0_stateless/01149_zookeeper_mutation_stuck_after_replace_partition.reference 2021-05-28 22:05:56.000000000 +030... | 2021-05-30T09:18:13 | 2021-05-30T09:18:13 | {} | MEMBER |
ClickHouse | ClickHouse | 851,042,360 | 24,762 | adevyatova | @kitaisreal Hi! Please, review this PR! | 2021-05-30T18:35:56 | 2021-05-30T18:35:56 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 851,114,251 | 24,759 | Fanduzi | @alexey-milovidov
Which version has fixed this problem? How can I solve this problem without upgrading, only by rebooting? | 2021-05-31T01:53:52 | 2021-05-31T01:53:52 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 849,948,672 | 24,586 | alexey-milovidov | PS. `don't` -> `do not` - this change does not feel any better or worse for me. | 2021-05-27T21:18:21 | 2021-05-27T21:18:21 | {} | MEMBER |
ClickHouse | ClickHouse | 850,332,590 | 20,200 | filimonov | #24564 | 2021-05-28T10:51:28 | 2021-05-28T10:51:28 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,449,636 | 19,568 | WesleyBatista | If you drop and recreate a replicated table too fast, changing it's ORDER BY, you may get:
```
code: 342, message: Existing table metadata in ZooKeeper differs in primary key. Stored in ZooKeeper: col1, col2, col3, local: col1)
```
For the record, this was working fine on version `20.9.2.20` and started failing a... | 2021-05-28T14:15:03 | 2021-05-28T14:15:03 | {
"+1": 3
} | NONE |
ClickHouse | ClickHouse | 850,990,604 | 24,763 | alexey-milovidov | Maybe better not to implement this feature at all, but make sure that the syntax:
clickhouse-*tool* .. -- --config.entry value
is supported as in clickhouse-server. | 2021-05-30T12:15:39 | 2021-05-30T12:16:04 | {} | MEMBER |
ClickHouse | ClickHouse | 850,997,651 | 24,721 | alesapin | ubsan: ` Part -1_0_76_4_172 intersects next part -1_0_77_4_136. It is a bug., Stack trace (when copying this message, always include the lines below):` Known error after checks hardening.
thread: `01289_min_execution_speed_not_too_early` -- unrelated to changes
db replicated: `00910_zookeeper_test_alter_compression_c... | 2021-05-30T13:08:19 | 2021-05-30T13:08:19 | {} | MEMBER |
ClickHouse | ClickHouse | 851,121,965 | 24,778 | amosbird | It's a known limitation (or perhaps an unexpected feature). But at least we should disable projection materialization for those MergeTree variants. | 2021-05-31T02:20:15 | 2021-05-31T02:20:15 | {
"+1": 1
} | COLLABORATOR |
ClickHouse | ClickHouse | 851,164,841 | 24,497 | qoega | @Mergifyio update | 2021-05-31T04:37:11 | 2021-05-31T04:37:11 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 850,993,506 | 11,755 | azat | Unlikely, this is a separate code path | 2021-05-30T12:37:10 | 2021-05-30T12:37:10 | {} | MEMBER |
ClickHouse | ClickHouse | 851,026,067 | 17,623 | AlexanderChiuluvB | @alexey-milovidov
how about the progress of z order indexing? I found that there were some unfinished pr about it. any chance of it? | 2021-05-30T16:29:02 | 2021-05-30T16:29:02 | {} | NONE |
ClickHouse | ClickHouse | 851,111,210 | 24,778 | den-crane | The same issue with CollapsingMergeTree
```sql
drop table if exists tp;
create table tp (type Int32, eventcnt UInt64, sign Int8,
projection p (select sum(eventcnt), type group by type))
engine = CollapsingMergeTree(sign) order by type;
insert into tp select number%3, 1,1 from numbers(3);
insert into tp se... | 2021-05-31T01:41:19 | 2021-05-31T01:41:19 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,310,447 | 24,579 | akuzm | The flaky check complains that window functions test is too long, I'll ignore it for now, but add new queries to another test. | 2021-05-28T10:10:32 | 2021-05-28T10:10:32 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,362,096 | 24,623 | vdimir | Option `force` was introduced in 20.13, no need fix for 20.8 | 2021-05-28T11:47:59 | 2021-05-28T11:47:59 | {} | MEMBER |
ClickHouse | ClickHouse | 850,812,600 | 24,752 | UnamedRus | You can look at s3 zero copy replication https://github.com/ClickHouse/ClickHouse/pull/16240
| 2021-05-29T10:47:35 | 2021-05-29T10:47:35 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,940,425 | 23,027 | azat | @alexey-milovidov can you please take a look? | 2021-05-30T05:02:57 | 2021-05-30T05:02:57 | {} | MEMBER |
ClickHouse | ClickHouse | 850,940,804 | 23,349 | azat | >maybe Distributed table should always insert into materialized columns?
I have the following use case, I have something like distributed dictionary (since overall dictionary is quite large and will not fit into memory of one node).
To materialize values, I'm using Distributed table to deliver data into the shards,... | 2021-05-30T05:07:36 | 2021-05-30T05:07:36 | {} | MEMBER |
ClickHouse | ClickHouse | 850,987,229 | 23,027 | alexey-milovidov | @azat This looks like very intrusive change for a rare use case that will probably not many will need.
Could you please provide more motivation for these changes? | 2021-05-30T11:50:30 | 2021-05-30T11:50:30 | {} | MEMBER |
ClickHouse | ClickHouse | 849,909,433 | 24,431 | mergify[bot] | **Command `update`: success**
> **Branch has been successfully updated**
>
| 2021-05-27T20:11:13 | 2021-05-27T20:11:13 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,051,332 | 24,555 | 5herhom | > Subquery don't solve issue because of optimization and condition for division result moved to subquery automatically:
>
> ```
> create table foo (val Decimal(32,6), v2 Decimal(32,6)) engine = Memory;
> insert into foo values (1,2),(4,2),(3,0);
> ```
>
> ```
> EXPLAIN SYNTAX
> SELECT *
> FROM
> (
> ... | 2021-05-28T01:43:07 | 2021-05-28T01:48:35 | {} | NONE |
ClickHouse | ClickHouse | 850,181,063 | 24,602 | alexey-milovidov | It's described in the changelog. | 2021-05-28T06:37:10 | 2021-05-28T06:37:10 | {} | MEMBER |
ClickHouse | ClickHouse | 850,360,994 | 24,622 | vdimir | Backported manually https://github.com/ClickHouse/ClickHouse/pull/24490 | 2021-05-28T11:45:43 | 2021-05-28T11:45:43 | {} | MEMBER |
ClickHouse | ClickHouse | 850,451,022 | 23,538 | mergify[bot] | **Command `update`: success**
> **Branch has been successfully updated**
>
| 2021-05-28T14:17:05 | 2021-05-28T14:17:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,588,584 | 24,277 | kolsys | I was built LTS ARM version with MySQL dictionary support after some patches. If someone needed:
https://hub.docker.com/r/kolsys/clickhouse-server | 2021-05-28T18:17:16 | 2021-05-28T18:17:16 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 850,656,493 | 22,622 | kssenii | @UnamedRus ok | 2021-05-28T20:33:38 | 2021-05-28T20:33:38 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 850,991,513 | 24,763 | alexey-milovidov | Ok. Then the logic is the following:
- xml, conf (case insensitive) and no extension are processed as XML;
- yml and yaml (case insensitive) are processed as YAML;
- all other extensions - skip from the list or throw exception if passed explicitly. | 2021-05-30T12:22:20 | 2021-05-30T12:22:59 | {} | MEMBER |
ClickHouse | ClickHouse | 851,125,494 | 19,885 | olgarev | Internal documentation ticket DOCSUP-9868 | 2021-05-31T02:33:25 | 2021-05-31T02:33:35 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 851,143,502 | 24,559 | JackyWoo | > I tried to build with minimal number of libraries
>
> ```
> cmake -S ~/ClickHouse -B debug -DCMAKE_C_COMPILER=`brew --prefix llvm`/bin/clang -DCMAKE_CXX_COMPILER=`brew --prefix llvm`/bin/clang++ -DCMAKE_PREFIX_PATH=`brew --prefix llvm` -DENABLE_CLICKHOUSE_ALL=OFF -DENABLE_CLICKHOUSE_SERVER=ON -DENABLE_CLICKHOUSE_... | 2021-05-31T03:34:46 | 2021-05-31T03:34:46 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 863,634,255 | 22,159 | alexey-milovidov | > │ DistrDirMonitor │ 433 │
It should use less amount of threads since https://github.com/ClickHouse/ClickHouse/pull/10263, version 20.8.
The issue with large number of Kafka threads cannot be easily solved on our side. | 2021-06-17T23:59:42 | 2021-06-17T23:59:42 | {} | MEMBER |
ClickHouse | ClickHouse | 863,637,705 | 17,151 | alexey-milovidov | @tavplubix Let's take a look, it is similar to #25306. | 2021-06-18T00:08:19 | 2021-06-18T00:08:19 | {} | MEMBER |
ClickHouse | ClickHouse | 863,642,100 | 9,097 | alexey-milovidov | No answer. | 2021-06-18T00:20:34 | 2021-06-18T00:20:34 | {} | MEMBER |
ClickHouse | ClickHouse | 863,744,196 | 24,158 | azat | > I'm not sure where I would stick that binary.
rpm builds are not available for ASAN/TSAN, so you can download the binary and replace `/usr/bin/clickhouse` (but don't forget to restore it later), or you can pack that binary into rpm by yourself.
Note, that binary is self-sufficient, so you don't need care about ... | 2021-06-18T04:21:29 | 2021-06-18T04:21:29 | {} | MEMBER |
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