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 | 440,059,362 | 1,287 | filimonov | https://github.com/yandex/ClickHouse/blob/6aa2313decf619faf62c04c7bc8a7d6913831140/dbms/src/Interpreters/DDLWorker.cpp#L73 | 2018-11-19T22:08:20 | 2018-11-19T22:08:20 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,412,664 | 3,621 | filimonov | Looks like you can't specify socket in connection settings for MySQL storage, only for dicts.
Fast workaround - connect using tcp (just use 127.0.0.1 instead of localhost).
Probably socket syntax should be added, as work via unix socket is faster. | 2018-11-20T20:08:13 | 2018-11-20T20:08:13 | {
"+1": 2
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,512,932 | 3,589 | alexey-milovidov | Fixed in master. | 2018-11-21T03:10:23 | 2018-11-21T03:10:23 | {} | MEMBER |
ClickHouse | ClickHouse | 440,680,497 | 3,621 | alexey-milovidov | In previous versions we have used `libmysqlclient` from Ubuntu packages (statically linked).
It has `/var/run/mysqld/mysqld.sock` as default socket path. Probably it is Debian/Ubuntu specific.
Then we have changed `libmysqlclient` from Ubuntu packages to `libmariadbclient` from sources for several reasons:
- to ma... | 2018-11-21T14:28:52 | 2018-11-21T14:30:42 | {} | MEMBER |
ClickHouse | ClickHouse | 440,789,752 | 3,622 | alexey-milovidov | Yes, it means that materialized view is not working correctly.
Possible reason is that thread group is not initialized when processing insert into query_log. | 2018-11-21T19:52:03 | 2018-11-21T19:52:03 | {} | MEMBER |
ClickHouse | ClickHouse | 440,888,706 | 3,617 | alexey-milovidov | https://clickhouse-builds.s3.yandex.net/3617/86f1a18185eb1a67e1c0d445352458838fa02804/report.html | 2018-11-22T01:54:49 | 2018-11-22T01:54:49 | {} | MEMBER |
ClickHouse | ClickHouse | 440,099,800 | 3,242 | simPod | The response would be larger in data size and those % are implicit and can be calculated everywhere. I think that would be a step back as there's no really need for that. | 2018-11-20T01:11:21 | 2018-11-20T01:11:21 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,200,582 | 3,589 | pilosus | I've run into the same problem with arrays after updating ClickHouse from 18.10.3 to the latest stable. Queries with arrays that used to be performing well now crash with Memory limit (for query) exceeded. The exception seems to be thrown early, at the very beginning of execution | 2018-11-20T09:19:10 | 2018-11-20T09:19:10 | {} | NONE |
ClickHouse | ClickHouse | 440,244,672 | 3,587 | filimonov | > My main goal is to have some good official lib aka driver and build libs for other langs around it.
> Another option is try to write good TCP based client, but I haven't found any relevant docs about TCP protocol.
I like the idea of having such a client. But AFAIK it's not a priority, there are a lot of server ta... | 2018-11-20T11:43:49 | 2018-11-20T11:50:01 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,478,150 | 3,627 | kmatt | Is dictGetT still a valid function? dictGetString seems to work in this case.
The ip_trie docs mention dictGetT, but its not listed in https://clickhouse.yandex/docs/en/query_language/functions/ext_dict_functions/
DB::Exception: Unknown function dictGetT | 2018-11-21T00:17:50 | 2018-11-21T00:17:50 | {} | NONE |
ClickHouse | ClickHouse | 440,522,168 | 3,617 | chenxing-xc | > Could you please add an integration test?
>
> If you have some troubles, you can instead write step-by-step instruction right here on how this feature can be tested (roll our HDFS in Docker, write files into it, and read them with ClickHouse).
1. This feature depends on HDFS cluster, I am not sure how to add re... | 2018-11-21T04:03:53 | 2018-11-21T04:03:53 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,690,095 | 3,627 | filimonov | For matching the most specific subnet there is also ip_trie dictionaries (handy for geoip or similar tasks). | 2018-11-21T14:51:04 | 2018-11-21T14:51:18 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,806,480 | 3,617 | alexey-milovidov | None of the builds succeed. | 2018-11-21T20:58:59 | 2018-11-21T20:58:59 | {} | MEMBER |
ClickHouse | ClickHouse | 440,101,635 | 3,598 | zhang2014 | How to choose username and password :
``` xml
<remote_servers>
<database_a_cluster>
<shard>
<replica>
<host>192.168.0.2</host>
<user>username_a</user>
<password>password_a</password>
</replica>
</shard>
</database... | 2018-11-20T01:20:24 | 2018-11-20T01:20:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,241,386 | 3,607 | Felixoid | I know how to do it properly. And did use everything which you suggested. This would be a good advise, BTW, but the problem definitely in XML by itself. As was described, you have to write ugly templates to generate them instead of just objects serializing like https://docs.saltstack.com/en/latest/ref/renderers/all/sal... | 2018-11-20T11:30:55 | 2018-11-20T11:31:30 | {} | MEMBER |
ClickHouse | ClickHouse | 440,303,084 | 3,587 | SkeLLLa | @filimonov, thanks. And as far as I can see not all libs use POST :). | 2018-11-20T15:00:08 | 2018-11-20T15:00:08 | {} | NONE |
ClickHouse | ClickHouse | 440,366,285 | 3,613 | alexey-milovidov | But we also have X-ClickHouse-User, X-ClickHouse-Key, X-ClickHouse-Quota.
And I cannot change these headers, it will be more harmful than changing X-ClickHouse-Progress. | 2018-11-20T17:43:18 | 2018-11-20T17:43:55 | {} | MEMBER |
ClickHouse | ClickHouse | 440,367,349 | 3,613 | alexey-milovidov | Adding a configuration option for HTTP headers prefix (`X-ClickHouse-`) is Ok, but looks like overkill, because we will have to keep the default with `X` and almost nobody will have any reason to change it. | 2018-11-20T17:45:53 | 2018-11-20T17:46:13 | {} | MEMBER |
ClickHouse | ClickHouse | 440,370,467 | 3,612 | levonet | With original initscript:
```sh
[root@reporting-dev1 init.d]# ./clickhouse-server start
Start clickhouse-server service: Path to data directory in /etc/clickhouse-server/config.xml: /var/lib/clickhouse/
DONE
[root@reporting-dev1 init.d]# ps axw | grep clickhouse
18665 ? Ssl 0:00 clickhouse-server --daem... | 2018-11-20T17:53:30 | 2018-11-20T17:53:30 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,374,264 | 3,612 | alexey-milovidov | Yes, we have confirmed that it is not terminated by default. We will try to find the reason. | 2018-11-20T18:05:34 | 2018-11-20T18:05:34 | {} | MEMBER |
ClickHouse | ClickHouse | 440,650,055 | 3,143 | dqminh | @alexey-milovidov should we reopen this ? The metrics are still incorrect for us. | 2018-11-21T12:44:56 | 2018-11-21T12:44:56 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,815,709 | 3,585 | EvgenyVinogradov | 18.12.17 is not crashing by SegFault
All builds I assembling as RPMs by my self. OS - ContOS 7
Queries that leads SegFault are so easy and selecting max(RECORD_ID) value from default.ONLINE_LOG_local
I guess problems are related to calculated fields. I'll try to upgrade to 18.14.13, drop calculated fields and relo... | 2018-11-19T08:52:12 | 2018-11-19T08:52:12 | {} | NONE |
ClickHouse | ClickHouse | 439,928,767 | 3,605 | filimonov | @blinkov yep, when 'hot' data fits in memory - HDD is not an issue. But it you have a lot of data you really need to read some data from storage, and in that case read speed of different storages can vary very much. Costs of differents storages also differs very much.
That feature will also make possible to create '... | 2018-11-19T15:19:51 | 2018-11-19T20:52:36 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,172,131 | 3,605 | Imaskar | Also a big benefit here would be an ability to ingest data more reliably. Superior NVMe performance would help with writes and then merged partitions could be placed on HDD. That's actually a way to implement the feature - when doing merge, place resulting partition on HDD if it is cold enough now. | 2018-11-20T07:31:43 | 2018-11-20T07:32:05 | {} | NONE |
ClickHouse | ClickHouse | 440,197,934 | 2,420 | nullquery | toDate('2028-09-25') = 2028-09-25
toDate('2118-09-25') = 0000-00-00
Why? 😭 | 2018-11-20T09:10:42 | 2018-11-20T09:10:42 | {} | NONE |
ClickHouse | ClickHouse | 440,393,505 | 3,617 | alexey-milovidov | `INSERT INFILE` is very controversial feature in this PR:
1. It requires special support in client (to read data from local file), but it is not implemented. It is expected that I can send data from local file with clickhouse-client using this feature (analogy to `SELECT ... INTO OUTFILE`).
2. It requires special... | 2018-11-20T19:05:19 | 2018-11-20T19:18:19 | {} | MEMBER |
ClickHouse | ClickHouse | 440,435,843 | 3,044 | Farfaday | found it in the doc here : https://clickhouse.yandex/docs/en/operations/settings/permissions_for_queries/#allow_ddl | 2018-11-20T21:28:37 | 2018-11-20T21:28:37 | {} | NONE |
ClickHouse | ClickHouse | 440,223,003 | 2,482 | Aricliang | system.query_log | 2018-11-20T10:28:11 | 2018-11-20T10:28:11 | {} | NONE |
ClickHouse | ClickHouse | 440,236,782 | 2,420 | blinkov | @nullquery it's beyond max date, see https://clickhouse.yandex/docs/en/data_types/date/ | 2018-11-20T11:13:06 | 2018-11-20T11:13:06 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,385,921 | 3,613 | simPod | Yes, thats definitely overkill. I guess it's only this or that, not both. Decision is yours. | 2018-11-20T18:41:54 | 2018-11-20T18:41:54 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,477,397 | 3,601 | alexey-milovidov | Performance is degraded by 12% on URLs from Yandex.Metrica.
```
clickhouse-benchmark <<< "SELECT count() FROM test.hits WHERE NOT ignore(firstSignificantSubdomain(URL))"
```
From 0.137 sec. to 0.153 sec.
That's non satisfactory. | 2018-11-21T00:13:29 | 2018-11-21T00:13:29 | {} | MEMBER |
ClickHouse | ClickHouse | 440,981,651 | 3,614 | KochetovNicolai | Issue may be the same as in #3615 . Can you check if #3632 fixes it? | 2018-11-22T10:17:27 | 2018-11-22T10:17:27 | {} | MEMBER |
ClickHouse | ClickHouse | 440,301,577 | 3,587 | filimonov | > query string length limit (that could actually vary depending on language used).
You can use POST and send the query in POST body instead of querystring (i think most of HTTP based libs do it like that).
For POST body there is no limitation on size, also in POST you can just send unencoded queries as plain tex... | 2018-11-20T14:56:05 | 2018-11-20T14:56:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,314,140 | 3,613 | simPod | Sure but we should follow best practices. Ofc it's a BC break tho. Can be taken care of with version IMO.
_About the hacking, yea. I had to bend Guzzle php as well but that's not relevant :)_ | 2018-11-20T15:29:50 | 2018-11-20T15:29:50 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,524,301 | 3,334 | alexey-milovidov | Unfinished. | 2018-11-21T04:18:34 | 2018-11-21T04:18:34 | {} | MEMBER |
ClickHouse | ClickHouse | 440,159,897 | 3,598 | nicelulu | I am trying to complete the integration test.I executed: "pytest -k test_replace_partition".
The following error occurred.
>/python2.7/subprocess.py:542: CalledProcessError
--------------------------------------------------------------------------------------------------------------------------- Captured stderr ... | 2018-11-20T06:31:06 | 2018-11-21T07:27:58 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,579,155 | 3,630 | blinkov | Have you actually put different values for `<replica>` to the `<macros>` section of your configs? | 2018-11-21T08:32:19 | 2018-11-21T08:32:19 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,749,585 | 3,598 | zhang2014 | @alexey-milovidov Maybe use `context.getInterserverCredentials()` is better? But that may require some refactor | 2018-11-19T02:00:34 | 2018-11-19T02:00:34 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,907,262 | 3,608 | abyss7 | The test `00281_compile_sizeof_packed` has failed - not relevant to this PR | 2018-11-19T14:17:43 | 2018-11-19T14:17:43 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,236,491 | 3,605 | neilACC | > The big question is what is the best way to split data: on partition level inside each node or on shard level in the cluster? I think, doing both is twice the effort. Better pick one.
@Imaskar yep, understand your view, i have new details updated , welcome to participate in the discussion and sharing your ideas. :... | 2018-11-20T11:11:59 | 2018-11-20T11:11:59 | {} | NONE |
ClickHouse | ClickHouse | 440,352,726 | 3,613 | alexey-milovidov | @filimonov Maybe we can also add a header with query_id.
It will be useful if the user has not provided their own query_id with query. | 2018-11-20T17:11:42 | 2018-11-20T17:11:42 | {} | MEMBER |
ClickHouse | ClickHouse | 440,588,760 | 3,630 | xiaods | @blinkov thanks for your hints. your hints let me found a bug for my k8s deployment bug. thanks a lot. it very implicit bug. https://github.com/xiaods/k8s-clickhouse-v2/tree/master/build_image | 2018-11-21T09:06:40 | 2018-11-21T09:06:40 | {} | NONE |
ClickHouse | ClickHouse | 440,706,601 | 3,621 | edonin | Thanks for the explanation Alexey. I will use 127.0.0.1 until it will be configurable. | 2018-11-21T15:31:56 | 2018-11-21T15:31:56 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,170,529 | 3,605 | neilACC | > @liuqian1989 it's kind of obvious possible feature, but in practice ClickHouse works fast enough even on 100% HDD given there's enough memory for page cache, so it's priority is not that high.
>
> I'd suggest you to try to put all those petabytes on HDD and see how it goes. Or you have already tried and are not sa... | 2018-11-20T07:24:23 | 2018-11-20T07:34:07 | {
"+1": 11
} | NONE |
ClickHouse | ClickHouse | 440,271,058 | 1,118 | blinkov | @BlackEric001 nope, not scheduled yet. Though you can already use something like this to get some idea on how query is executed:
```
% clickhouse-client --send_logs_level=debug <<< 'select max(number) from numbers(100) where number % 2 union all select 123 as number;' > /dev/null
[....yandex.net] 2018.11.20 16:18:29... | 2018-11-20T13:20:58 | 2018-11-20T13:20:58 | {
"hooray": 3
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,519,706 | 3,617 | alexey-milovidov | > BTW, this feature is heavily used in my team because our ETL task is scheduled on a platform without ClickHouse, and server side data access is needed.
We should think how we can made this feature more consistent. | 2018-11-21T03:45:24 | 2018-11-21T03:45:24 | {} | MEMBER |
ClickHouse | ClickHouse | 440,581,033 | 2,878 | blinkov | @AlexFridman похоже на это смотрел @4ertus2, но он сейчас в отпуске, разобрался ли не знаю | 2018-11-21T08:39:25 | 2018-11-21T08:39:25 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,485,454 | 3,601 | alexey-milovidov | Performance has been improved up to 0.116 sec by https://github.com/yandex/ClickHouse/commit/266259486551bf95c970fbafb48bc9573387c5ef | 2018-11-21T00:48:47 | 2018-11-21T00:48:47 | {} | MEMBER |
ClickHouse | ClickHouse | 440,614,384 | 3,592 | javisantana | I understand this only works if the inserts are done through the Distributed table right? | 2018-11-21T10:29:34 | 2018-11-21T10:29:34 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,817,828 | 3,605 | blinkov | @liuqian1989 it's kind of obvious possible feature, but in practice ClickHouse works fast enough even on 100% HDD given there's enough memory for page cache, so it's priority is not that high.
I'd suggest you to try to put all those petabytes on HDD and see how it goes. Or you have already tried and are not satisfie... | 2018-11-19T08:59:33 | 2018-11-19T08:59:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,171,379 | 3,606 | chenxing-xc | > @chenxing-xc , and what is physical format of data, stored in HDFS? Avro/ORC/Parquet, etc.
The format which clickhouse support is ok. e.g. JSON, CSV .... | 2018-11-20T07:28:27 | 2018-11-20T07:28:27 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,379,240 | 3,619 | alexey-milovidov | Why it was redundant? | 2018-11-20T18:20:35 | 2018-11-20T18:20:35 | {} | MEMBER |
ClickHouse | ClickHouse | 440,397,392 | 3,617 | alexey-milovidov | We can proceed first without `INSERT INFILE` feature. | 2018-11-20T19:17:37 | 2018-11-20T19:17:37 | {} | MEMBER |
ClickHouse | ClickHouse | 440,577,148 | 2,601 | alex-zaitsev | I checked the trace, everything is the same, the only difference is in query pipeline that has 'Filter' stage in case with 'where':
where, slow:
```
<Debug> executeQuery: Query pipeline:
Expression
Expression
ParallelAggregating
Expression × 4
Filter
MergeTreeThread
```
prewhere, fast:
```... | 2018-11-21T08:25:06 | 2018-11-21T08:25:06 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,588,932 | 3,630 | xiaods | let me try to fix it and check the clickhouse's behavior | 2018-11-21T09:07:19 | 2018-11-21T09:07:19 | {} | NONE |
ClickHouse | ClickHouse | 440,749,501 | 3,623 | alexey-milovidov | > but i think we should also fix the actual cause that causes thread_group to be null?
Yes. This PR doesn't fix the root cause. | 2018-11-21T17:31:37 | 2018-11-21T17:31:37 | {} | MEMBER |
ClickHouse | ClickHouse | 441,006,858 | 1,793 | xiaods | @tobad357
i am ok for distributed table.
https://github.com/xiaods/k8s-clickhouse-v2.git | 2018-11-22T11:52:29 | 2018-11-22T11:52:29 | {} | NONE |
ClickHouse | ClickHouse | 440,279,875 | 3,587 | SkeLLLa | @filimonov thanks for reply.
As for HTTP it's ok, but I find it not very good, because of it's limitations:
- query string length limit (that could actually vary depending on language used).
- query string parameters encoding could be potential issue that is hard to predict.
That why I was also looking to TCP pro... | 2018-11-20T13:50:40 | 2018-11-20T13:50:40 | {} | NONE |
ClickHouse | ClickHouse | 440,392,155 | 3,619 | amosbird | CurrentThread::QueryScope handles that already | 2018-11-20T19:01:18 | 2018-11-20T19:01:18 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 440,399,982 | 3,617 | alexey-milovidov | LICENSE file should be located in the https://github.com/chenxing-xc/ClickHouse-Extras-libhdfs3 root. | 2018-11-20T19:26:03 | 2018-11-20T19:26:03 | {} | MEMBER |
ClickHouse | ClickHouse | 440,512,069 | 3,589 | alexey-milovidov | The bug was introduced in f56d1676, #2830 | 2018-11-21T03:05:38 | 2018-11-21T03:05:38 | {} | MEMBER |
ClickHouse | ClickHouse | 440,577,742 | 2,878 | AlexFridman | Привет @blinkov! Подскажи, пожалуйста, что нам делать. Сам в это дело вчера уперся :( | 2018-11-21T08:27:22 | 2018-11-21T08:27:22 | {} | NONE |
ClickHouse | ClickHouse | 440,669,832 | 3,627 | den-crane | >Is dictGetT still a valid function?
No, T means Type `dictGet<T>`
Replace with a type you need. String/Int64/UInt.... | 2018-11-21T13:55:28 | 2018-11-21T13:59:27 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,886,925 | 3,617 | chenxing-xc | > None of the builds succeed.
What 's the build error? there are some extra dependency mentioned in submodule libhdfs3 which need to be installed( by apt-get).
e.g. libxml2, krb5, libuuid, libgsasl | 2018-11-22T01:42:37 | 2018-11-22T01:42:37 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,211,920 | 3,589 | Sahaquielxo | Confirmed | 2018-11-20T09:53:18 | 2018-11-20T09:53:18 | {} | NONE |
ClickHouse | ClickHouse | 440,237,379 | 3,606 | blinkov | @chenxing-xc please clean up the diff, it is indeed unreadable. | 2018-11-20T11:15:24 | 2018-11-20T11:15:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,400,511 | 3,617 | alexey-milovidov | I have added you to the ClickHouse-Extras organization. You can create/move any repositories you want there. | 2018-11-20T19:27:50 | 2018-11-20T19:27:50 | {} | MEMBER |
ClickHouse | ClickHouse | 440,452,341 | 3,615 | champtar | I have a "small" repro case, with 3 servers (actually 2 are enough I think)
create a cluster:
```
<yandex>
<remote_servers>
<test_cluster>
<shard>
<weight>1</weight>
<replica>
<default_database>test</default_database>
<host>server1</host>
<port>9000</port>
<user>dis... | 2018-11-20T22:29:25 | 2018-11-20T22:29:25 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,524,927 | 3,629 | alexey-milovidov | It is available starting from 18.14.9:
https://github.com/yandex/ClickHouse/blob/master/CHANGELOG.md#clickhouse-release-18149-2018-10-16 | 2018-11-21T04:23:43 | 2018-11-21T04:23:43 | {} | MEMBER |
ClickHouse | ClickHouse | 439,730,962 | 3,594 | alexey-milovidov | > I don't know what is better default for per endpoint connection pools?
I also don't know. But I think that 4 parallel transfers should be enough to utilize 10 GBit network even with moderate packet loss. | 2018-11-18T22:17:53 | 2018-11-18T22:17:53 | {} | MEMBER |
ClickHouse | ClickHouse | 439,760,785 | 3,256 | champtar | Fixed in master
```
┌────a─┬─count()─┐
│ 6019 │ 1 │
└──────┴─────────┘
1 rows in set. Elapsed: 0.969 sec. Processed 1.00 million rows, 12.00 MB (1.03 million rows/s., 12.39 MB/s.)
```
Thanks @KochetovNicolai ! | 2018-11-19T03:25:33 | 2018-11-19T03:25:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,969,580 | 3,609 | s-mx | Forgot add getters in StorateReplicatedMergeTree. | 2018-11-19T17:11:13 | 2018-11-19T17:11:13 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,975,061 | 3,580 | abyss7 | The test `00411_long_accurate_number_comparison` has failed. Looks like it's flaky. | 2018-11-19T17:27:24 | 2018-11-19T17:27:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,201,882 | 3,606 | amosbird | This doesn't look like a reviewable PR. There are tons of unrelated conflicts hanging around. I'd suggest a full rebase at least (soft reset to origin/master). | 2018-11-20T09:23:18 | 2018-11-20T09:23:18 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 440,247,548 | 3,606 | blinkov | #3617 looks way better :) | 2018-11-20T11:55:21 | 2018-11-20T11:55:21 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,311,755 | 3,613 | filimonov | Avoiding X- prefixes is just a 'best practice' / 'recommendation', not a hard rule.
Changing is a bad idea, as will broke backward compatibility. But it's easy to make it configurable.
Generally those header are kinda controversial : streaming headers is not something normal for HTTP exchange, and usually you ne... | 2018-11-20T15:23:48 | 2018-11-20T15:23:48 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,577,261 | 3,598 | alesapin | @nicelulu Error `.IOError: [Errno 2] No such file or directory: ... docker_compose.yml` often is consequence of some other errors, which occurred during preparation of compose file (it's generated every time). Can you run same pytest command, but with `-ss` option and provide full output?
I guess that error caused ... | 2018-11-21T08:25:36 | 2018-11-21T08:25:36 | {} | MEMBER |
ClickHouse | ClickHouse | 440,890,714 | 3,617 | chenxing-xc | > https://clickhouse-builds.s3.yandex.net/3617/86f1a18185eb1a67e1c0d445352458838fa02804/report.html
I saw the following error in cmake output, "CMake Error at /usr/share/cmake-3.10/Modules/FindPackageHandleStandardArgs.cmake:137 (message):
Could NOT find CURL (missing: CURL_LIBRARY CURL_INCLUDE_DIR)
Call Stack (... | 2018-11-22T02:07:54 | 2018-11-22T02:07:54 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 439,803,365 | 3,605 | Imaskar | The big question is what is the best way to split data: on partition level inside each node or on shard level in the cluster? I think, doing both is twice the effort. Better pick one. | 2018-11-19T08:03:05 | 2018-11-19T08:03:05 | {} | NONE |
ClickHouse | ClickHouse | 439,930,285 | 3,598 | alexey-milovidov | @zhang2014 InterserverCredentials are used for HTTP(s) request made by replicas on replication port. It won't work for queries. | 2018-11-19T15:24:05 | 2018-11-19T15:24:05 | {} | MEMBER |
ClickHouse | ClickHouse | 440,247,574 | 1,118 | jackpgao | Looking forward. | 2018-11-20T11:55:26 | 2018-11-20T11:55:26 | {
"+1": 1
} | NONE |
ClickHouse | ClickHouse | 440,280,749 | 3,612 | alexey-milovidov | We cannot find the reason why the child process is not terminated with parent.
Could you please provide more details: a process tree before and after terminating clickhouse-server and details about what is `sh` in your system. | 2018-11-20T13:53:28 | 2018-11-20T13:53:28 | {} | MEMBER |
ClickHouse | ClickHouse | 440,354,051 | 3,613 | alexey-milovidov | @simPod I see that naming headers with `X-` prefix is common practice.
Example: S3 API
https://docs.aws.amazon.com/AmazonS3/latest/API/RESTCommonRequestHeaders.html
Maybe we simply should not make this change right now. | 2018-11-20T17:14:28 | 2018-11-20T17:14:46 | {} | MEMBER |
ClickHouse | ClickHouse | 440,518,966 | 3,617 | alexey-milovidov | Could you please add an integration test?
If you have some troubles, you can instead write step-by-step instruction right here on how this feature can be tested (roll our HDFS in Docker, write files into it, and read them with ClickHouse). | 2018-11-21T03:39:57 | 2018-11-21T03:40:07 | {} | MEMBER |
ClickHouse | ClickHouse | 440,609,037 | 3,592 | kanterov | @alexey-milovidov I checked why tests are failing, it seems it didn't pick up changes in server-test.xml | 2018-11-21T10:13:48 | 2018-11-21T10:13:48 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,678,601 | 3,623 | dqminh | The guard helps the exception in #3622, but i think we should also fix the actual cause that causes thread_group to be null ? Or was it already known ? | 2018-11-21T14:23:24 | 2018-11-21T14:23:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,695,771 | 3,630 | alexey-milovidov | You can check the effective values by `SELECT * FROM system.macros`. | 2018-11-21T15:04:30 | 2018-11-21T15:04:30 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 439,729,921 | 3,599 | alexey-milovidov | Missing integration test. | 2018-11-18T22:04:36 | 2018-11-18T22:04:36 | {} | MEMBER |
ClickHouse | ClickHouse | 439,730,330 | 3,598 | alexey-milovidov | Missing integration test. | 2018-11-18T22:09:52 | 2018-11-18T22:09:52 | {} | MEMBER |
ClickHouse | ClickHouse | 439,899,920 | 3,585 | filimonov | Can you also try Altinity builds? https://packagecloud.io/Altinity/clickhouse (build scripts are there https://github.com/Altinity/clickhouse-rpm ) | 2018-11-19T13:53:51 | 2018-11-19T13:53:51 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,375,183 | 3,612 | levonet | Ok, I remove this code. | 2018-11-20T18:08:28 | 2018-11-20T18:08:28 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,403,715 | 3,619 | alexey-milovidov | Ok, thank you! | 2018-11-20T19:37:47 | 2018-11-20T19:37:47 | {} | MEMBER |
ClickHouse | ClickHouse | 440,498,249 | 3,617 | chenxing-xc | > We can proceed first without `INSERT INFILE` feature.
Ok, I can withdraw this feature, and put new submodules into ClickHouse-Extras. The original goal of "INFILE' feature is to simulate COPY syntax in PG.
BTW, this feature is heavily used in my team because our ETL task is scheduled on a platform without ClickHo... | 2018-11-21T01:48:45 | 2018-11-21T01:48:45 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,523,018 | 3,617 | zhang2014 | @chenxing-xc Maybe:
1. INSERT INTO TABLE FUNCTION hdfs('url', format, column-description)
2. SELECT * FROM hdfs('url', format, column-description)
But this needs implement `write` method in StorageHDFS. | 2018-11-21T04:08:43 | 2018-11-21T04:08:43 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,170,701 | 3,606 | alex-krash | @chenxing-xc , and what is physical format of data, stored in HDFS? Avro/ORC/Parquet, etc. | 2018-11-20T07:25:17 | 2018-11-20T07:25:17 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,244,973 | 3,606 | chenxing-xc | I rebase master and create a new PR. | 2018-11-20T11:45:05 | 2018-11-20T11:45:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,358,703 | 3,613 | simPod | @alexey-milovidov it's rather common mispractice everyone copies wrong ;)
Every argument I can further provide is in [IETF RFC 6648](https://tools.ietf.org/html/rfc6648) that is very brief but also clear. My point here is that the API design can be improved and made RFC-copliant and it's easier to do it in earlier s... | 2018-11-20T17:25:44 | 2018-11-20T17:25:44 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,365,411 | 3,613 | alexey-milovidov | --We can change it without any compatibility configuration settings. I think, this is Ok in this case.-- | 2018-11-20T17:41:19 | 2018-11-20T17:43:27 | {} | MEMBER |
ClickHouse | ClickHouse | 440,461,416 | 3,627 | den-crane | How many rows in `ranges` ?
Check ip_trie dict
https://clickhouse.yandex/docs/en/query_language/dicts/external_dicts_dict_layout/#ip_trie
Your query will work much faster
SELECT d.*, dictGetT('dict_name', 'id', tuple(address)) as id
FROM data AS d
| 2018-11-20T23:07:13 | 2018-11-20T23:07:13 | {
"+1": 2
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 440,622,913 | 3,592 | kanterov | @javisantana yes, it assumes that somehow data is distributed according to the sharding key | 2018-11-21T10:58:08 | 2018-11-21T10:58:08 | {} | CONTRIBUTOR |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.