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 | 823,780,610 | 10,935 | filimonov | Similar https://github.com/ClickHouse/ClickHouse/issues/23059# | 2021-04-21T05:10:14 | 2021-04-21T05:10:35 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,958,563 | 23,037 | mjh568412187 | > > https://packagecloud.io/Altinity/clickhouse
>
> packagecloud/Altinity is unofficial ClickHouse project, it may lag behind on the latest patches and stable releases.
> I recommend to install as on the website https://clickhouse.tech/#quick-start (CentOS or RedHat tab)
I need your help https://github.com/Cli... | 2021-04-21T10:32:27 | 2021-04-21T10:32:27 | {} | NONE |
ClickHouse | ClickHouse | 823,965,317 | 23,425 | tavplubix | Which file it cannot unlink? Is there stacktrace for the exception in server log? | 2021-04-21T10:45:32 | 2021-04-21T10:45:32 | {} | MEMBER |
ClickHouse | ClickHouse | 824,002,558 | 21,555 | tavplubix | Duplicate of #21554 | 2021-04-21T11:56:08 | 2021-04-21T11:56:08 | {} | MEMBER |
ClickHouse | ClickHouse | 823,423,145 | 22,165 | alexey-milovidov | Testflows failed,
no progress for the past two weeks. | 2021-04-20T16:33:09 | 2021-04-20T16:33:09 | {} | MEMBER |
ClickHouse | ClickHouse | 823,474,992 | 23,356 | inakivb | related_number SimpleAggregateFunction(anyLast,Float32) should work if the numbers are ascending. This will keep the last record sent | 2021-04-20T17:42:37 | 2021-04-20T17:43:45 | {} | NONE |
ClickHouse | ClickHouse | 823,520,498 | 23,342 | alexey-milovidov | Ok but see also #23275 | 2021-04-20T18:51:03 | 2021-04-20T18:51:03 | {} | MEMBER |
ClickHouse | ClickHouse | 823,529,595 | 23,353 | alexey-milovidov | Ok.
I've uploaded the `hits_100m_obfuscated` table to new Playground:
https://gh-api.clickhouse.tech/play?user=play#c2VsZWN0ICJ0MSIuIl9fZmNvbF85IiAiX19mY29sXzkiCmZyb20gKAooCnNlbGVjdCBudWxsICJfX2Zjb2xfOSIKZnJvbSBoaXRzXzEwMG1fb2JmdXNjYXRlZCAiVF8xQkM2QTkiCikKdW5pb24gYWxsICgKc2VsZWN0ICJ0MCIuIl9fZmNvbF85IiAiX19mY29sXzki... | 2021-04-20T19:05:44 | 2021-04-20T19:05:44 | {} | MEMBER |
ClickHouse | ClickHouse | 823,538,959 | 23,377 | tavplubix | But `data/` and `metadata/` directories are still there: https://github.com/ClickHouse/ClickHouse/tree/508bfd0b3fb95b1314ea5f9d12c9d70290e77500/programs/server/metadata | 2021-04-20T19:20:55 | 2021-04-20T19:20:55 | {} | MEMBER |
ClickHouse | ClickHouse | 823,543,513 | 1,647 | alexey-milovidov | Fixed. | 2021-04-20T19:28:27 | 2021-04-20T19:28:27 | {} | MEMBER |
ClickHouse | ClickHouse | 823,563,588 | 17,317 | alexey-milovidov | > Maybe also related to greedy execution of alias columns. #2582
No, it's not the reason. | 2021-04-20T20:02:02 | 2021-04-20T20:02:02 | {} | MEMBER |
ClickHouse | ClickHouse | 823,575,803 | 23,298 | alexey-milovidov | You can check different linkers: `lld`, `gold`.
If needed, use the latest `lld` version. Currently we are using lld-11.
The size of the `libdbms.a` on my machine is 2244M and it works with lld-11.
If nothing helps, build without debug info (Release instead of RelWithDebInfo). | 2021-04-20T20:22:51 | 2021-04-20T20:22:51 | {} | MEMBER |
ClickHouse | ClickHouse | 823,816,029 | 23,356 | esbenkolsbjerg | Sadly both `number` and `related_number` are not ascending or (increasing for that matter). The idea is that `related_number` fits together with `number`, hence we want them as a pair but we only wanna keep the record of the highest `number` as it is the important one. I know we can do this if we split the logic into t... | 2021-04-21T06:37:20 | 2021-04-21T06:38:03 | {} | NONE |
ClickHouse | ClickHouse | 823,330,451 | 21,309 | nikitamikhaylov | @amosbird Why not to simply add expression from FILTER BY (or INDEX HINT) to WHERE clause? It will trigger KeyCondition in the same way. | 2021-04-20T14:41:06 | 2021-04-20T14:41:06 | {} | MEMBER |
ClickHouse | ClickHouse | 823,429,364 | 22,729 | alexey-milovidov | @zvonand The tests take 848 seconds of time.
They will run for every commit and every PR.
It's too much for a single feature. Could you make these tests faster?
I'm sure that most of the time these tests do nothing. | 2021-04-20T16:42:32 | 2021-04-20T16:43:09 | {} | MEMBER |
ClickHouse | ClickHouse | 824,001,771 | 21,974 | tavplubix | Merges are executed regularly even when there are no writing queries (such as INSERT, ALTER or OPTIMIZE). There are several kinds of merges (ordinary merges, TTL merges, recompression merges) and a lot of heuristics are used to determine if some parts should be merged or not, so it's hard to tell how often background m... | 2021-04-21T11:54:35 | 2021-04-21T11:54:35 | {} | MEMBER |
ClickHouse | ClickHouse | 824,002,876 | 21,625 | tavplubix | Duplicate of #21554 and #21555 | 2021-04-21T11:56:42 | 2021-04-21T11:56:42 | {} | MEMBER |
ClickHouse | ClickHouse | 824,040,060 | 22,045 | nikitamikhaylov | @OmarBazaraa See the `test_storage_mongodb` inside /tests/integration folder. MongoDB is created inside a container of ClickHouse node. Check the line `cluster.add_instance('node', with_mongo=True)`. | 2021-04-21T12:59:45 | 2021-04-21T12:59:45 | {} | MEMBER |
ClickHouse | ClickHouse | 824,044,701 | 23,294 | tavplubix | ecc6256:
Functional stateless tests (release, wide parts enabled) - 01602_max_distributed_connections - flaky
Integration tests - test_hedged_requests* - was broken in master
Performance - unrelated
SQLancer test - `ClickHouse exception, code: 159, host: localhost, port: 8123; Read timed out`, but it's hard to unde... | 2021-04-21T13:05:39 | 2021-04-21T13:05:39 | {} | MEMBER |
ClickHouse | ClickHouse | 823,391,618 | 18,250 | Enmk | ## Minimal viable example
On MySql side
```
$ docker run -d -e MYSQL_ROOT_PASSWORD=pass --network=host mysql:5.6
$ docker exec -it <<CONTAINER>> bash
# in docker:
$ MYSQL_PWD=pass mysql <<EOF
CREATE DATABASE db;
USE db;
CREATE TABLE user_data(
id INT NOT NULL AUTO_INCREMENT,
date DATE,
name VARC... | 2021-04-20T15:51:23 | 2021-04-20T15:51:23 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,423,772 | 12,455 | azat | >after creating a MergeTree table with nullable primary keys, ClickHouse won't be able to rollabck to previous versions. (potential backward incompatibility)
@amosbird BTW right now if you will run newer clickhouse and then rollback to the version w/o this patch you will not get any errors, but simply index analysis... | 2021-04-20T16:34:10 | 2021-04-20T16:34:10 | {} | MEMBER |
ClickHouse | ClickHouse | 823,483,860 | 23,353 | tavplubix | Fixed in #22063, let's backport it | 2021-04-20T17:56:28 | 2021-04-20T17:56:28 | {} | MEMBER |
ClickHouse | ClickHouse | 823,535,738 | 23,274 | sevirov | @Avogar Please, review this PR. | 2021-04-20T19:15:40 | 2021-04-20T19:15:40 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,757,320 | 23,037 | mjh568412187 | > > https://packagecloud.io/Altinity/clickhouse
>
> packagecloud/Altinity is unofficial ClickHouse project, it may lag behind on the latest patches and stable releases.
> I recommend to install as on the website https://clickhouse.tech/#quick-start (CentOS or RedHat tab)
I installed your suggestion and installed... | 2021-04-21T03:52:57 | 2021-04-21T03:52:57 | {} | NONE |
ClickHouse | ClickHouse | 823,966,037 | 23,423 | tavplubix | It should work, recursive materialized views are supported | 2021-04-21T10:46:54 | 2021-04-21T10:46:54 | {} | MEMBER |
ClickHouse | ClickHouse | 823,970,134 | 23,312 | vdimir | We got error because with join_algorithm = auto we save key column into sample_block
https://github.com/ClickHouse/ClickHouse/blob/71c27a4dc03c53d10c63b6c7c38b908954faf014/src/Interpreters/HashJoin.cpp#L573-L575
But dictionary_reader always uses HashJoin and return block without it.
So, it leads to wrong indices... | 2021-04-21T10:54:59 | 2021-04-21T10:54:59 | {} | MEMBER |
ClickHouse | ClickHouse | 824,005,671 | 21,541 | tavplubix | Duplicate of #21554 | 2021-04-21T12:01:32 | 2021-04-21T12:01:32 | {} | MEMBER |
ClickHouse | ClickHouse | 823,554,036 | 21,556 | alexey-milovidov | @OmarBazaraa Did you install new version over existing data or uploaded data from scratch?
In the latter case it's possible that parts distribution and column statistics are completely different. It can be also affected by existence of compact data parts.
But if you just install a new version over existing data, ... | 2021-04-20T19:45:57 | 2021-04-20T19:45:57 | {} | MEMBER |
ClickHouse | ClickHouse | 823,571,180 | 22,080 | alexey-milovidov | it's not fixed. | 2021-04-20T20:15:09 | 2021-04-20T20:15:09 | {} | MEMBER |
ClickHouse | ClickHouse | 823,576,672 | 23,298 | alexey-milovidov | We never faced this issue by ourself, but I heard about a similar issue from my collegues:
they statically link ClickHouse (a huge chunk of code) with another very large system, and the total size becomes so large, that the linker cannot do its job. | 2021-04-20T20:24:31 | 2021-04-20T20:24:45 | {} | MEMBER |
ClickHouse | ClickHouse | 823,611,818 | 23,362 | alexey-milovidov | Duplicate #23360. | 2021-04-20T21:29:15 | 2021-04-20T21:29:15 | {} | MEMBER |
ClickHouse | ClickHouse | 823,861,296 | 23,283 | bun4uk | I have a similar issue with `+` symbol.
My object name is `s_user_name+0+0001188763.json.gz`
In the exception, I see mention of `s_user_name%200%200001188763.json.gz` which decodes as `s_user_name 0 0001188763.json.gz`. So probably `+` somehow decodes as `space` | 2021-04-21T07:58:16 | 2021-04-21T07:58:16 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,315,237 | 21,831 | jorisgio | Hi, so basically it didn't reproduce anymore. It did happen when the servers were under very heavy load, and since the load reduced it didn't trigger.
> In both cases, it looks like clickhouse just waits for some background operation or query.
The thread was gone, even though the condition was not triggered to wak... | 2021-04-20T14:21:49 | 2021-04-20T14:22:00 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,559,209 | 23,380 | den-crane | it's a mis-usage and the minor issue.
should be Tuple ` SimpleAggregateFunction(argMax, Tuple(String, DateTime)` | 2021-04-20T19:54:37 | 2021-04-20T20:03:03 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 824,042,160 | 23,294 | alexey-milovidov | @Mergifyio update | 2021-04-21T13:02:55 | 2021-04-21T13:02:55 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 823,421,335 | 23,319 | alexey-milovidov | https://github.com/ClickHouse/ClickHouse/pull/23368 | 2021-04-20T16:30:24 | 2021-04-20T16:30:24 | {} | MEMBER |
ClickHouse | ClickHouse | 823,431,177 | 23,348 | alexey-milovidov | I will fix it. | 2021-04-20T16:45:14 | 2021-04-20T16:45:14 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 823,440,878 | 18,250 | alexey-milovidov | @vzakaznikov Your sequence of commands contains the same mistake:
```
secret TEXT,
```
I will close this issue as incorrect. | 2021-04-20T16:50:38 | 2021-04-20T16:53:04 | {} | MEMBER |
ClickHouse | ClickHouse | 823,500,868 | 23,350 | tavplubix | Looks like expected behavior. Replica does not become lost if it just turned of, so it's `/is_lost` should not be changed. It's changed only when other replicas consider inactive replica as staled according to its log pointer. As for `/is_active` node, it's ephemeral and it disappears when replica is turned off, but it... | 2021-04-20T18:19:47 | 2021-04-20T18:19:47 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 823,561,163 | 21,556 | alexey-milovidov | My collegue @CurtizJ has found the source of this change. | 2021-04-20T19:57:49 | 2021-04-20T19:57:49 | {} | MEMBER |
ClickHouse | ClickHouse | 823,577,632 | 22,988 | alexey-milovidov | We decided that exponential backoff is needed. | 2021-04-20T20:26:14 | 2021-04-20T20:26:14 | {} | MEMBER |
ClickHouse | ClickHouse | 823,723,315 | 23,180 | hexiaoting | If you run updates in sequence in the same connection, then B is the final result.
If you run `set mutations_sync = 1;`, then this will take effect on this connection.
If you run `alter .... update .... settings mutations_sync=1;` this will take effect only in this SQL. | 2021-04-21T02:15:42 | 2021-04-21T02:15:42 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,876,116 | 22,970 | yx91490 | How about check unique replica path when insert recoud to system.tables? | 2021-04-21T08:20:10 | 2021-04-21T08:20:10 | {} | NONE |
ClickHouse | ClickHouse | 823,969,782 | 23,411 | tavplubix | Looks like duplicate of #23296 | 2021-04-21T10:54:21 | 2021-04-21T10:54:21 | {} | MEMBER |
ClickHouse | ClickHouse | 824,013,894 | 23,432 | tavplubix | Duplicate of #23353, fixed in #22063, the fix is backported to 21.3.8 (not released yet) | 2021-04-21T12:15:45 | 2021-04-21T12:15:45 | {} | MEMBER |
ClickHouse | ClickHouse | 823,305,905 | 23,140 | amosbird | > > Fix multiple block insertion into distributed table with random_shard_insert = 1. This is a marginal feature. Mark as improvement.
>
> For changelog it is better to use name of the setting `insert_distributed_one_random_shard`
Sure | 2021-04-20T14:10:10 | 2021-04-20T14:10:10 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 823,409,390 | 18,250 | alexey-milovidov | > secret TEXT,
This is the mistake. BLOB should be used instead. | 2021-04-20T16:12:34 | 2021-04-20T16:12:34 | {} | MEMBER |
ClickHouse | ClickHouse | 823,422,622 | 18,250 | vzakaznikov | The original test procedure can be easily reduced to sequence of commands.
```
user@user-host:~$ cat test.log | grep -e \\[clickhouse1\\] -e \\[mysql1\\]
1s 71ms [mysql1] bash# MYSQL_PWD=password mysql -D db -u user -e "DROP TABLE IF EXISTS user_data;"
1s 94ms ... | 2021-04-20T16:32:14 | 2021-04-20T16:32:14 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,567,214 | 23,245 | alexey-milovidov | One column is not enough.
It is `hits_v1` from here: https://clickhouse.tech/docs/en/getting-started/example-datasets/metrica/
The reason for this behaviour is creation of ReadBuffers for every column (that is alright) that are not destroyed early.
At the end of the query we have 100 * number of columns buffers, e... | 2021-04-20T20:08:05 | 2021-04-20T20:08:05 | {} | MEMBER |
ClickHouse | ClickHouse | 823,793,141 | 18,276 | fuwhu | @CurtizJ
I just fixed the conflict. Could you please help review this PR? | 2021-04-21T05:44:35 | 2021-04-21T05:44:35 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,294,675 | 23,361 | filimonov | Some details in telegram. | 2021-04-20T13:55:48 | 2021-04-20T13:55:48 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,322,727 | 23,364 | akuzm | Already fixed here https://github.com/ClickHouse/ClickHouse/pull/23363 | 2021-04-20T14:31:30 | 2021-04-20T14:31:30 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,442,051 | 12,455 | amosbird | > > after creating a MergeTree table with nullable primary keys, ClickHouse won't be able to rollabck to previous versions. (potential backward incompatibility)
>
> @amosbird BTW right now if you will run newer clickhouse and then rollback to the version w/o this patch you will not get any errors, but simply index a... | 2021-04-20T16:52:31 | 2021-04-20T16:52:31 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 823,781,000 | 23,059 | filimonov | Then log spamming is the issue https://github.com/ClickHouse/ClickHouse/issues/10935#issuecomment-797360292 | 2021-04-21T05:11:26 | 2021-04-21T05:11:26 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,801,998 | 23,300 | Sallery-X | > Do you mean that you want multiple replicas to share the same data in NFS? There is no way it can work, `execute_merges_on_single_replica_time_threshold` and other settings will not help.
I try to modify some code to make it work | 2021-04-21T06:05:55 | 2021-04-21T06:05:55 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,963,663 | 23,414 | traceon | The error that is printed at `clickhouse-client` side is a generic one.
The `clickhouse-server` should have more informative log (right before a similar `Authentication failed: ...` message.)
Please, post that log message here.
Also, try binding to that LDAP server from the same terminal session, using OpenLDAP's ... | 2021-04-21T10:42:10 | 2021-04-21T10:42:10 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 824,005,265 | 23,392 | alexey-milovidov | Test failures reviewed. | 2021-04-21T12:00:50 | 2021-04-21T12:00:50 | {} | MEMBER |
ClickHouse | ClickHouse | 823,424,128 | 21,087 | alexey-milovidov | Testflows failed.
No progress since Mar 7.
@vzakaznikov Maybe it's better to implement it with functional tests,
so it will use reliable testing framework? | 2021-04-20T16:34:44 | 2021-04-20T16:34:44 | {} | MEMBER |
ClickHouse | ClickHouse | 823,431,074 | 23,348 | alexey-milovidov | > Fix LOGICAL_ERROR for max_distributed_connections=0
This is not a changelog entry for a user. | 2021-04-20T16:45:05 | 2021-04-20T16:45:05 | {} | MEMBER |
ClickHouse | ClickHouse | 823,446,492 | 18,250 | alexey-milovidov | @vzakaznikov
Everything works astonishingly good if we do it right:
```
milovidov@milovidov-desktop:~/work/ClickHouse$ docker run -d -e MYSQL_ROOT_PASSWORD=pass --network=host mysql:5.6
Unable to find image 'mysql:5.6' locally
5.6: Pulling from library/mysql
62deabe7a6db: Pull complete
81ba35f9cdf1: Pull c... | 2021-04-20T16:59:32 | 2021-04-20T17:25:10 | {} | MEMBER |
ClickHouse | ClickHouse | 823,508,867 | 2,582 | alexey-milovidov | Fixed here: #16995 | 2021-04-20T18:32:37 | 2021-04-20T18:32:37 | {} | MEMBER |
ClickHouse | ClickHouse | 823,619,235 | 21,417 | alexey-milovidov | Это ошибка самого PostgreSQL (несовместимость версий).
Вот здесь можно посмотреть подробнее:
https://www.google.ru/search?q=relhasoids+does+not+exist | 2021-04-20T21:42:50 | 2021-04-20T21:42:50 | {} | MEMBER |
ClickHouse | ClickHouse | 823,778,648 | 2,582 | filimonov | I think that exact test was fixed even earlier... | 2021-04-21T05:05:00 | 2021-04-21T05:05:00 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,437,868 | 23,349 | alexey-milovidov | > Respect insert_allow_materialized_columns for INSERT into Distributed()
Also not a good enough changelog entry.
I will fix it. | 2021-04-20T16:49:01 | 2021-04-20T16:49:01 | {} | MEMBER |
ClickHouse | ClickHouse | 823,449,947 | 23,200 | tavplubix | ClickHouse build check - `Build failed without build log. It's inner CI problem.` | 2021-04-20T17:05:01 | 2021-04-20T17:05:01 | {} | MEMBER |
ClickHouse | ClickHouse | 823,616,088 | 22,304 | alexey-milovidov | The logic is correct. Single ZooKeeper session must live for whole duration of INSERT query.
INSERT query cannot be done if ZooKeeper session is expired.
An expiration of ZooKeeper session (e.g. connection loss between ClickHouse and ZooKeeper) is normal if happens from time to time and it is inevitable.
But if ... | 2021-04-20T21:37:20 | 2021-04-20T21:37:20 | {} | MEMBER |
ClickHouse | ClickHouse | 823,632,866 | 17,304 | alexey-milovidov | @CurtizJ Shouldn't be possible to disambiguate them with parens? | 2021-04-20T22:11:59 | 2021-04-20T22:12:09 | {} | MEMBER |
ClickHouse | ClickHouse | 823,525,254 | 23,375 | CurtizJ | Fast test: `executeQuery: Code: 344, e.displayText() = DB::Exception: Collations support is disabled, because ClickHouse was built without ICU library` | 2021-04-20T18:58:56 | 2021-04-20T18:58:56 | {} | MEMBER |
ClickHouse | ClickHouse | 823,557,295 | 21,556 | alexey-milovidov | `MergeTreeWhereOptimizer: condition "(Playback = 1) AND (SessionStart >= '2021/03/03 00:00:00') AND (SessionStart <= '2021/03/08 00:00:00')" moved to PREWHERE`
vs.
`MergeTreeWhereOptimizer: condition "(Playback = 1)" moved to PREWHERE` | 2021-04-20T19:51:16 | 2021-04-20T19:51:16 | {} | MEMBER |
ClickHouse | ClickHouse | 823,563,464 | 17,317 | alexey-milovidov | Still relevant in version 21.6 testing. | 2021-04-20T20:01:49 | 2021-04-20T20:01:49 | {} | MEMBER |
ClickHouse | ClickHouse | 823,596,886 | 21,188 | alexey-milovidov | Docker is quite old:
> Built: Tue Feb 27 22:17:54 2018
Update to the latest.
For example, I have
> Fri Dec 4 23:02:49 2020
on my machine and I'm able to run the tests.
Most likely it will work on Ubuntu 20.04 or newer. | 2021-04-20T20:59:25 | 2021-04-20T20:59:25 | {} | MEMBER |
ClickHouse | ClickHouse | 824,004,375 | 21,974 | tavplubix | Duplicate of #21554 and #21555 and #21625
Please, do not create duplicate issues. | 2021-04-21T11:59:15 | 2021-04-21T11:59:15 | {} | MEMBER |
ClickHouse | ClickHouse | 824,030,832 | 23,425 | tavplubix | Hm, there is `dropIfEmpty()` in the stacktrace. It means that some error (probably related to ZooKeeper) occurred on table creation, than ClickHouse tried to cancel table creation by removing some files from disk, but another error (`Cannot unlink file`) happened and information about the first error was lost.
Seem... | 2021-04-21T12:44:51 | 2021-04-21T12:44:51 | {} | MEMBER |
ClickHouse | ClickHouse | 823,422,434 | 21,659 | alexey-milovidov | @zvonand These tests take 3210 seconds of time to run. Why it's needed? | 2021-04-20T16:31:56 | 2021-04-20T16:31:56 | {} | MEMBER |
ClickHouse | ClickHouse | 823,445,158 | 18,250 | alexey-milovidov | @Enmk
> SELECT name, hex(secret) FROM user_data';
Here is a mistake - extraneous quote character. | 2021-04-20T16:57:19 | 2021-04-20T16:57:19 | {} | MEMBER |
ClickHouse | ClickHouse | 823,447,288 | 23,202 | nikitamikhaylov | I think everything should be Ok. | 2021-04-20T17:00:51 | 2021-04-20T17:00:51 | {} | MEMBER |
ClickHouse | ClickHouse | 823,452,707 | 21,659 | zvonand | > @zvonand These tests take 3210 seconds of time to run. Why it's needed?
This is completely CICD's fault
They take about 30 seconds on all other runners, and one hour in yandex checks
Trying to figure out why, but still no luck | 2021-04-20T17:08:44 | 2021-04-20T17:08:44 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,459,413 | 23,353 | tavplubix | Minimized query:
```
:) select null as c from system.one where c in ('aaa')
Received exception from server (version 21.3.1):
Code: 48. DB::Exception: Received from localhost:9000. DB::Exception: Serialization is not implemented for data type Nothing: while converting 'aaa' to Nothing: While processing (NULL AS ... | 2021-04-20T17:16:51 | 2021-04-20T17:16:51 | {} | MEMBER |
ClickHouse | ClickHouse | 823,809,632 | 23,180 | SE2AI | @hexiaoting many thanks wenting,
according to your answer, it seems A will never be the final result.
so considering sequence , what is the side effects of `mutation_sync=0` for one connection (and the replicated table)?
In our scenario, we have to keep execution sequences and we use distributed table with one r... | 2021-04-21T06:23:08 | 2021-04-21T07:26:34 | {} | NONE |
ClickHouse | ClickHouse | 824,045,138 | 23,294 | alexey-milovidov | Then it's ready. | 2021-04-21T13:06:11 | 2021-04-21T13:06:11 | {} | MEMBER |
ClickHouse | ClickHouse | 823,343,268 | 21,309 | amosbird | > @amosbird Why not to simply add expression from FILTER BY (or INDEX HINT) to WHERE clause? It will trigger KeyCondition in the same way.
It's to bind this condition to a given table without intruding normal users. The condition might refer to `dictGet` functions so that we can toggle visibility in other ways. | 2021-04-20T14:57:15 | 2021-04-20T14:57:15 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 823,523,005 | 23,059 | alexey-milovidov | @sinmaker No, you should not be worried about this exception message.
It happens when a client connects to ClickHouse and closes connection immediately.
It may possibly indicate some minor issues with your infrastructure, but it is not an issue of ClickHouse itself. | 2021-04-20T18:55:17 | 2021-04-20T18:55:17 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 823,816,256 | 23,416 | maver1ck | I think this could be duplicate of https://github.com/ClickHouse/ClickHouse/issues/17956 | 2021-04-21T06:37:51 | 2021-04-21T06:37:51 | {} | NONE |
ClickHouse | ClickHouse | 823,874,700 | 22,970 | yx91490 | > It's not allowed to create different tables with the same zookeeper path and replica name, such CREATE query should fail with `Replica already exists` error. Could you please provide more information about how did you create the second table? Do you use auxiliary ZooKeepers configs?
I remembered that I remove the ... | 2021-04-21T08:18:02 | 2021-04-21T08:18:02 | {} | NONE |
ClickHouse | ClickHouse | 823,996,503 | 23,425 | GeraltXLi | > Which file it cannot unlink? Is there stacktrace for the exception in server log?
Just like this.

| 2021-04-21T11:44:38 | 2021-04-21T11:44:38 | {} | NONE |
ClickHouse | ClickHouse | 824,007,826 | 23,423 | GeraltXLi | Thank you very much for your reply.
But the Materialized view, which select from another Materialized view, does not have data. Did I write something wrong?
```sql
/*source table*/
CREATE TABLE test_scene_info_local (
collect_time DateTime64(3),
scene String,
scene_start_time DateTime64(3),
pss UInt64
)ENGIN... | 2021-04-21T12:05:21 | 2021-04-21T12:08:08 | {} | NONE |
ClickHouse | ClickHouse | 824,018,730 | 23,365 | jorisgio | Thanks. Happy to share more information if you need, it is currently easy to reproduce | 2021-04-21T12:24:31 | 2021-04-21T12:24:51 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,510,313 | 22,711 | nikitamikhaylov | @stephane-moreau Please show the log of the copier. | 2021-04-20T18:34:57 | 2021-04-20T18:34:57 | {} | MEMBER |
ClickHouse | ClickHouse | 823,554,829 | 23,380 | den-crane | The same
```
insert into A select arrayJoin([('a', '2020-01-05 00:00:00'), ('v','2020-01-05 00:00:00'), ('zx','2020-01-05 00:00:00')]);
``` | 2021-04-20T19:47:08 | 2021-04-20T19:47:08 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,585,045 | 23,377 | alexey-milovidov | Ok, I will remove them also :) | 2021-04-20T20:38:34 | 2021-04-20T20:38:34 | {} | MEMBER |
ClickHouse | ClickHouse | 824,042,537 | 23,294 | mergify[bot] | **Command `update`: success**
> **Branch has been successfully updated**
>
| 2021-04-21T13:03:29 | 2021-04-21T13:03:29 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,440,216 | 18,250 | alexey-milovidov | @vzakaznikov It's better to post a sequence of commands so I can easily copy-paste it. | 2021-04-20T16:50:07 | 2021-04-20T16:50:07 | {} | MEMBER |
ClickHouse | ClickHouse | 823,539,755 | 23,316 | sevirov | @tavplubix Please, review this PR. | 2021-04-20T19:22:15 | 2021-04-20T19:22:15 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,634,193 | 17,304 | CurtizJ | It works now. The issue was, that initially multiple TTLs with `GROUP BY` were not supported. | 2021-04-20T22:15:07 | 2021-04-20T22:15:07 | {} | MEMBER |
ClickHouse | ClickHouse | 823,785,529 | 19,854 | fuwhu | @Avogar
Sorry for late update.
The test were added, please help review again.
thanks a lot. | 2021-04-21T05:24:34 | 2021-04-21T05:24:34 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 823,998,863 | 23,365 | CurtizJ | Until it will be fixed, as workaround you can disable Vertical merges by setting of MergeTree `enable_vertical_merge_algorithm`. | 2021-04-21T11:49:05 | 2021-04-21T11:49:05 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 809,619,217 | 21,318 | azat | >@azat Is it relevant?
Yes, this is minor issue, but once it was fixed another one pops up, will get back to this later. | 2021-03-29T18:40:49 | 2021-03-29T18:40:49 | {} | MEMBER |
ClickHouse | ClickHouse | 809,905,060 | 22,260 | filimonov | That can be also important for odbc-bridge | 2021-03-30T04:49:06 | 2021-03-30T04:49:06 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 810,005,836 | 22,306 | alesapin | Not important | 2021-03-30T08:00:33 | 2021-03-30T08:00:33 | {} | MEMBER |
ClickHouse | ClickHouse | 810,094,105 | 22,338 | alexey-milovidov | I did not reproduce it - did not check that the fix has effect.
Moreover, we disabled Integration tests with MSan in PRs, so we will have to merge blindly. | 2021-03-30T10:07:01 | 2021-03-30T10:07:01 | {} | MEMBER |
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