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 | 650,123,134 | 11,517 | alexey-milovidov | Perfect! | 2020-06-26T11:09:16 | 2020-06-26T11:09:16 | {} | MEMBER |
ClickHouse | ClickHouse | 648,903,932 | 11,917 | akuzm | ```
akuzm@akuzm-nix:~/ch4$ readelf -h ~/Downloads/clickhouse
ELF Header:
Magic: 7f 45 4c 46 02 01 01 00 00 00 00 00 00 00 00 00
Class: ELF64
Data: 2's complement, little endian
Version: 1 (current)
OS/ABI: ... | 2020-06-24T15:48:59 | 2020-06-24T15:48:59 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,016,322 | 11,401 | akuzm | > In the experiment 2.3, many arithmetic queries are 10-20% slower, but why?
OSWriteChars was the only suspicious metric, so I turned off the query profiler, and now there are almost no changes in performance ¯\\\_(ツ)\_/¯
Results here: https://clickhouse-test-reports.s3.yandex.net/11401/ae1bc3cb27225afe6d20e9beb3... | 2020-06-24T19:18:52 | 2020-06-25T00:57:52 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,533,752 | 11,815 | alexey-milovidov | shutdown_table_after_detach:
https://clickhouse-test-reports.s3.yandex.net/11901/53997f23e6cd34ec97c0e03d23a26184fdc5a633/functional_stateless_tests_(memory)/test_run.txt.out.log | 2020-06-25T13:15:17 | 2020-06-25T13:15:17 | {} | MEMBER |
ClickHouse | ClickHouse | 649,552,285 | 11,937 | den-crane | WA: set experimental_use_processors=0
20.3.12.112, 20.4.5.36, 20.4.6.53 affected.
20.6.1.3853 is not affected.
repro:
```
CREATE TABLE player_champ_counts
( patch_num UInt64,
c_state AggregateFunction(count))
ENGINE = AggregatingMergeTree()
ORDER BY (patch_num);
insert into player_champ_c... | 2020-06-25T13:48:12 | 2020-06-25T20:10:06 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,890,197 | 8,897 | filimonov | I think the problem should go away in 20.5 (now Poco HTTP client is used instead of curl).
See also https://github.com/ClickHouse/ClickHouse/pull/11230 | 2020-06-24T15:25:33 | 2020-06-24T15:25:33 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,984,207 | 11,219 | 4ertus2 | I've backported #9972 into 20.3
It should be fixed there now. | 2020-06-24T18:15:53 | 2020-06-24T18:36:39 | {
"+1": 1,
"heart": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,082,218 | 11,933 | den-crane | Check logs /var/log/clickhouse-server/clickhouse-server.log /var/log/clickhouse-server/clickhouse-server.err.log for an error
Check `sudo dmesg|tail -100` for oom-killer messages | 2020-06-24T21:28:17 | 2020-06-24T21:28:17 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,113,332 | 11,932 | filimonov | It seem like you are trying to insert into Table with engine = file and want to write it in format ORC. (and your intent is not clear).
Writing ORC format is not merged yet, so you can use it only for reading currently. For example you can insert ORC data into table with MergeTree engine. | 2020-06-24T22:49:24 | 2020-06-24T22:52:23 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,703,945 | 11,949 | alexey-milovidov | The code was correct before this change: https://github.com/ClickHouse/ClickHouse/pull/11554/files#diff-89149b64c537652e192428ec0734b7d5L66 | 2020-06-25T17:01:20 | 2020-06-25T17:01:20 | {} | MEMBER |
ClickHouse | ClickHouse | 649,966,133 | 11,900 | bharatnc | > The changes LGTM, but could you please replace `boost::filesystem::path` with `std::filesystem::path`? You're right, some parts of boost are widely used in ClickHouse codebase, but there is no usages of `boost::filesystem` and we prefer `std::filesystem::path` or `Poco::Path` (probably will be also replaced with `std... | 2020-06-26T04:58:39 | 2020-06-26T04:58:39 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,119,174 | 11,517 | CurtizJ | `CountIfDistinct` now is replaced to `uniqExactIf` (More accuratly, to `count_distinct_implementation` + `If`). | 2020-06-26T10:58:21 | 2020-06-26T11:02:09 | {
"+1": 4
} | MEMBER |
ClickHouse | ClickHouse | 650,124,227 | 11,804 | alexey-milovidov | +1
What we should do is to make sure SETTINGS from top level are effective whenever it is possible. | 2020-06-26T11:12:26 | 2020-06-26T11:12:26 | {} | MEMBER |
ClickHouse | ClickHouse | 648,956,324 | 11,925 | den-crane | sumMap works with LC
```
select sumMap(k,v) from (select [toLowCardinality('a')] k, [5] v from numbers(10))
┌─sumMap(k, v)─┐
│ (['a'],[50]) │
└──────────────┘
```
but
```
desc(select sumMap(k,v) from (select [toLowCardinality('a')] k, [5] v from numbers(10)))
┌─name─────────┬─type───────────────────────... | 2020-06-24T17:24:23 | 2020-06-24T17:24:23 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,459,593 | 11,424 | alexey-milovidov | New releases are available.
20.4.6 - fixed
20.3.12 - fixed
| 2020-06-25T10:40:21 | 2020-06-25T10:40:21 | {} | MEMBER |
ClickHouse | ClickHouse | 649,663,145 | 11,567 | oandrew | @filimonov
https://github.com/ClickHouse/ClickHouse/blob/master/tests/integration/test_storage_kafka/test.py#L410
there is already a test for AvroConfluent: https://github.com/ClickHouse/ClickHouse/blob/master/tests/integration/test_format_avro_confluent/test.py | 2020-06-25T16:10:02 | 2020-06-25T16:10:15 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,792,831 | 11,567 | filimonov | @oandrew yes, I know. I will need to adapt the test to check format with Kafka (Kafka works a bit different comparing to the rest of places - generally it reuses format reader after `readSuffix()` by calling `resetParser()` to return format reader back to the initial state instead recreating the object).
And yes it... | 2020-06-25T20:11:41 | 2020-06-25T20:15:53 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,145,411 | 11,418 | alexey-milovidov | @bun4uk I'm checking on today master. It is also available in 20.5 prestable.
@vitlibar Please add the docs (even stub is Ok). | 2020-06-26T12:09:56 | 2020-06-26T12:09:56 | {
"+1": 2
} | MEMBER |
ClickHouse | ClickHouse | 648,948,342 | 11,922 | alexey-milovidov | Ok.
BTW, how did you find these unused headers? | 2020-06-24T17:09:11 | 2020-06-24T17:09:11 | {} | MEMBER |
ClickHouse | ClickHouse | 648,964,413 | 11,424 | alexey-milovidov | @filimonov You have added v20.5-affected tag for reason? | 2020-06-24T17:39:18 | 2020-06-24T17:39:18 | {} | MEMBER |
ClickHouse | ClickHouse | 649,007,528 | 11,929 | akuzm | This is a `WITH` clause, currently it is supported for scalar subqueries:
```
with (select 1) as a
select a;
```
There is a feature request to support it for non-scalar subqueries as well https://github.com/ClickHouse/ClickHouse/issues/4967
Is this what you need? | 2020-06-24T19:01:24 | 2020-06-24T19:01:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,012,366 | 11,922 | bharatnc | > Ok.
>
> BTW, how did you find these unused headers?
I use CLion and it does a pretty good job of giving me hints on unused headers in a file. I found them randomly while I was going through some code similar to how I found a few others in #11660.
I will also know for sure if CLion is correct this time when ... | 2020-06-24T19:10:59 | 2020-06-24T19:10:59 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,048,180 | 11,932 | KochetovNicolai | Hi,
Could you please show your table structure and stacktrace for exception (add `--stacktrace` to `clickhouse-client` or copy it from server log)? | 2020-06-24T20:18:12 | 2020-06-24T20:18:12 | {} | MEMBER |
ClickHouse | ClickHouse | 649,391,291 | 11,933 | asurovenko | Hi,
My Zookeepers logs have the errors too:
```
2020-06-25 04:48:46,914 [myid:2] - INFO [SyncThread:2:FileTxnLog@216] - Creating new log file: log.50006d002
2020-06-25 04:48:46,914 [myid:2] - INFO [Snapshot Thread:FileTxnSnapLog@301] - Snapshotting: 0x50006d004 to /var/lib/zookeeper/version-2/snapshot.50006d004
... | 2020-06-25T08:51:28 | 2020-06-25T08:51:28 | {} | NONE |
ClickHouse | ClickHouse | 647,661,551 | 3,700 | van4oza | > Поймал такое же поведение на версии CH `20.1.2.4`.
>
> Помогло конвертирование даты в timestamp.
> Для словарей используем вот такой грязный хак:
>
> ```
> <expression>cast(my_date_param as timestamp)</expression>
> ```
ClickHouse server version 20.4.5.36 (official build).
ClickHouse client versi... | 2020-06-22T17:18:18 | 2020-06-25T11:29:43 | {} | NONE |
ClickHouse | ClickHouse | 649,539,711 | 11,908 | alexey-milovidov | > Yandex synchronization check
Broken as of yesterday. | 2020-06-25T13:25:46 | 2020-06-25T13:25:46 | {} | MEMBER |
ClickHouse | ClickHouse | 649,767,898 | 11,917 | akuzm | > > the build failure is CI problem
>
> Oh wait, it's not, it really failed...
```
[1/2] /usr/bin/clang-10 -fdiagnostics-color=always -gdwarf-aranges -pipe -msse4.1 -msse4.2 -mpopcnt -Wall -Wno-unused-command-line-argument -fdiagnostics-absolute-paths -Werror -fPIC -o CMakeFiles/cmTC_6b80e.dir/CheckIncludeF... | 2020-06-25T19:15:43 | 2020-06-25T19:15:43 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,003,059 | 11,933 | filimonov | Too big zookeeper transaction? How many parts do you have in the table (check `select count() from system.parts where active=1 and table='...'`) | 2020-06-26T06:37:18 | 2020-06-26T06:37:37 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,092,653 | 11,970 | alexey-milovidov | This PR was created on top of other merged PRs. | 2020-06-26T09:49:12 | 2020-06-26T09:49:12 | {} | MEMBER |
ClickHouse | ClickHouse | 650,123,187 | 11,418 | bun4uk | @alexey-milovidov
that's weird because I don't see this table in system db.
CH version -- 20.4.5 | 2020-06-26T11:09:26 | 2020-06-26T11:09:26 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,248,620 | 11,917 | akuzm | ```
/system/bin/linker64 $(readlink -f ./clickhouse)
error: "....clickhouse": executable's TLS segment is underaligned: alignment is 16, needs to be at least 64 for ARM 64 Bionic
Aborted
```
It still won't run on Android, and this one doesn't look like it's easy to fix. Apparently the fix was reverted from clang... | 2020-06-25T06:21:05 | 2020-06-25T06:21:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,709,334 | 11,940 | filimonov | You right. Removed the tag (EOL is Sep 2020). | 2020-06-25T17:12:01 | 2020-06-25T17:12:01 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,837,145 | 11,936 | alexey-milovidov | 00943_materialize_index
- reported. | 2020-06-25T21:54:53 | 2020-06-25T21:54:53 | {} | MEMBER |
ClickHouse | ClickHouse | 649,870,032 | 10,264 | alexey-milovidov | Fixed in 20.5-prestable.
#11639 | 2020-06-25T23:40:36 | 2020-06-25T23:40:36 | {} | MEMBER |
ClickHouse | ClickHouse | 650,104,844 | 11,979 | alexey-milovidov | I wonder what is the motivation to evaluate it on the parsing stage and what will be visible side effect of it?
We do constant folding but it is implemented in query analysis step. It seems logical and provide better separation of concepts.
Note that `today()` is constant expression and it will be used for index ... | 2020-06-26T10:19:03 | 2020-06-26T10:21:38 | {} | MEMBER |
ClickHouse | ClickHouse | 648,986,266 | 11,498 | azat | Ok, I agree that additional `ALLOW PROXYING VIA` can be removed (and it can be added later if there will be some issues/cases).
>can't create new users (only admin can, but he anyway know all the secrets)
Good point
>I.e. SELECT * from foo settings as_user=Alice, proxying_signature = sha256(username, proxy_use... | 2020-06-24T18:19:44 | 2020-06-24T18:19:44 | {} | MEMBER |
ClickHouse | ClickHouse | 649,009,804 | 11,929 | dmitry-brazhenko | Seems that it is exactly what I need :) | 2020-06-24T19:05:51 | 2020-06-24T19:05:51 | {} | NONE |
ClickHouse | ClickHouse | 649,153,967 | 11,401 | akuzm | > OSWriteChars was the only suspicious metric, so I turned off the query profiler, and now there are almost no changes in performance ¯\_(ツ)_/¯
>
> Results here: https://clickhouse-test-reports.s3.yandex.net/11401/ae1bc3cb27225afe6d20e9beb38cad1e4643049c/performance_comparison/report.html#fail1
Due to a bug in CI... | 2020-06-25T01:08:12 | 2020-06-25T01:08:12 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,168,538 | 11,937 | den-crane | It needs clarification and reproduction.
1. CH version.
2. show create table full_info
3. data sample for full_info
4. select name,value from system.settings where changed; | 2020-06-25T02:00:27 | 2020-06-25T02:02:28 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,598,460 | 11,937 | deklanw | Thanks for the quick follow-up.
I can confirm the issue is fixed with `20.6.1.3853` | 2020-06-25T14:51:09 | 2020-06-25T14:51:09 | {
"+1": 1
} | NONE |
ClickHouse | ClickHouse | 650,111,612 | 11,979 | hustnn | @alexey-milovidov
From the following figs, I found that the today() is still a function call, I thought the function will be called for each row in executing stage, if we can substitute it to 2020-06-24, then don't have the extra function call. (please correct me if I am wrong).
The dump tree of the query `SELECT ... | 2020-06-26T10:37:52 | 2020-06-26T10:37:52 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,097,691 | 11,933 | asurovenko | dmesg did not give any message from oom-killer, but I caught the error from err.log
```
2020.06.24 22:01:39.433307 [ 277430 ] {} <Error> zkutil::EphemeralNodeHolder::~EphemeralNodeHolder(): Code: 999, e.displayText() = Coordination::Exception: Session expired (Session expired), Stack trace (when copying this message,... | 2020-06-24T22:05:11 | 2020-06-24T22:05:38 | {} | NONE |
ClickHouse | ClickHouse | 649,670,182 | 11,944 | filimonov | Duplicate of #7260 | 2020-06-25T16:19:18 | 2020-06-25T16:19:18 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,710,379 | 11,940 | iameugenejo | Thank you. I'll prepare to upgrade the cluster to 20.3, but that might take some time. It will be great if this issue can be recognized and confirmed non-existent or will be fixed in 20.3 before I can do that. | 2020-06-25T17:14:06 | 2020-06-25T17:14:06 | {} | NONE |
ClickHouse | ClickHouse | 649,838,787 | 11,903 | alexey-milovidov | It is unclear did it help or not. | 2020-06-25T21:59:03 | 2020-06-25T21:59:03 | {} | MEMBER |
ClickHouse | ClickHouse | 650,120,607 | 11,418 | bun4uk | We are developing user-management admin panel for our analytics. This feature would be very convenient for us. | 2020-06-26T11:02:11 | 2020-06-26T11:02:11 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,843,195 | 11,901 | bohutang | > sorry for jumping this thread, is possible add mysql "connection_id()" fake function in this stage?
> some mysql frontend tool (e.g. mycli) need "connection_id()" during connect.
This patch is about global variables, connection_id() is function.
AFAIK, connection_id() is not necessary, what's the case? | 2020-06-24T14:07:42 | 2020-06-24T14:07:42 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,846,864 | 11,919 | alesapin | Catch https://gist.github.com/alesapin/2a1c5c000641a283798db23c9c08a141 | 2020-06-24T14:13:52 | 2020-06-24T14:13:52 | {} | MEMBER |
ClickHouse | ClickHouse | 649,011,351 | 4,967 | dmitry-brazhenko | It would be wonderful if it could work recursively. For example,
```
with (select * from table_name) as a;
with (select * from a where column = 1) as b;
select * from b
``` | 2020-06-24T19:08:58 | 2020-06-24T19:12:00 | {} | NONE |
ClickHouse | ClickHouse | 649,031,962 | 11,897 | azat | Looks like everything works:
```
vagrants-MacBook-Pro:~ vagrant$ sudo ln -sf confirm_conf:true /etc/je_malloc.conf
vagrants-MacBook-Pro:~ vagrant$ ./clickhouse local -q 'select uniqExact(number) from numbers(100000)'
<jemalloc>: malloc_conf #1 (string specified via --with-malloc-conf): "oversize_threshold:0"
<je... | 2020-06-24T19:47:18 | 2020-06-24T19:47:18 | {} | MEMBER |
ClickHouse | ClickHouse | 649,115,034 | 11,929 | filimonov | Duplicate of #4967 | 2020-06-24T22:54:28 | 2020-06-24T22:54:28 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,489,739 | 10,417 | vzakaznikov | @excitoon | 2020-06-25T11:44:05 | 2020-06-25T11:44:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,577,617 | 11,300 | alexey-milovidov | Performance tests did not run because they were accidentially disabled.
> Stress test (thread) Pending — Started
Did not finish in 6 hours.
> Functional stateless tests (unbundled) — fail: 1, passed: 1951, skipped: 41
Reported as flaky test. | 2020-06-25T14:20:46 | 2020-06-25T14:20:46 | {} | MEMBER |
ClickHouse | ClickHouse | 649,663,489 | 11,944 | filimonov | > 20.3.10.75-lts
See: #11145
Fixes addressing that were merged in >= 20.3.11. ( See https://github.com/ClickHouse/ClickHouse/pull/11520 ) | 2020-06-25T16:10:18 | 2020-06-25T16:11:39 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 647,160,836 | 11,815 | alexey-milovidov | materialize index:
https://clickhouse-test-reports.s3.yandex.net/11831/4b7d253c8ab5225862e3ac4d443198e4d93072b6/functional_stateless_tests_(release,_polymorphic_parts_enabled)/test_run.txt.out.log
https://clickhouse-test-reports.s3.yandex.net/11936/ae9aaa006d9b2ce9972eb37ddebdd5476aa3a9c4/functional_stateless_te... | 2020-06-21T17:59:37 | 2020-06-25T21:55:19 | {} | MEMBER |
ClickHouse | ClickHouse | 648,980,887 | 10,389 | KochetovNicolai | I cannot easily reproduce this crash.
@adegtyarev what table structure do you have? Probably, you may create small reproducible example? | 2020-06-24T18:09:23 | 2020-06-24T18:09:23 | {} | MEMBER |
ClickHouse | ClickHouse | 649,016,471 | 11,922 | alexey-milovidov | Builds Ok, merge... | 2020-06-24T19:19:07 | 2020-06-24T19:19:07 | {} | MEMBER |
ClickHouse | ClickHouse | 649,034,683 | 11,920 | vitlibar | The bug was introduced in https://github.com/ClickHouse/ClickHouse/pull/9065, it didn't exist until 20.4. So there is no need to backport it to 20.3 or 20.1 | 2020-06-24T19:52:40 | 2020-06-24T19:52:40 | {} | MEMBER |
ClickHouse | ClickHouse | 649,533,956 | 11,901 | alexey-milovidov | Flaky test is reported in https://github.com/ClickHouse/ClickHouse/issues/11815 | 2020-06-25T13:15:37 | 2020-06-25T13:15:37 | {} | MEMBER |
ClickHouse | ClickHouse | 649,872,036 | 8,692 | alexey-milovidov | I will add your queries to our test suite. | 2020-06-25T23:48:18 | 2020-06-25T23:48:18 | {} | MEMBER |
ClickHouse | ClickHouse | 649,902,412 | 11,975 | oandrew | And another one related to UX:
https://github.com/ClickHouse-Extras/replxx/pull/9 | 2020-06-26T01:46:33 | 2020-06-26T01:46:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,013,003 | 11,929 | dmitry-brazhenko | Seems like it is what I need.
But I would like this feature to work recursively. For example,
```
with (select * from table_name) as a;
with (select * from a where column = 1) as b;
select * from b
```
| 2020-06-24T19:12:15 | 2020-06-24T19:12:15 | {} | NONE |
ClickHouse | ClickHouse | 649,538,544 | 11,917 | alexey-milovidov | I see that the discussion is about `lld` linker.
What happens if we will use `gold` or other linker from some dedicated android toolchain? | 2020-06-25T13:23:42 | 2020-06-25T13:24:34 | {} | MEMBER |
ClickHouse | ClickHouse | 649,705,981 | 11,940 | iameugenejo | Isn't 19.14 an LTS version? Why is this issue tagged obsolete?
| 2020-06-25T17:05:34 | 2020-06-25T17:05:34 | {} | NONE |
ClickHouse | ClickHouse | 649,734,857 | 11,917 | akuzm | > the build failure is CI problem
Oh wait, it's not, it really failed...
| 2020-06-25T18:04:11 | 2020-06-25T18:04:20 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,870,357 | 7,513 | alexey-milovidov | #11973 | 2020-06-25T23:41:55 | 2020-06-25T23:41:55 | {} | MEMBER |
ClickHouse | ClickHouse | 650,033,458 | 11,933 | asurovenko | filimonov, the query returns **2907**, for other my table it's **5652**.
And I have 1 table with the same engine but by some reason exactly in that table I successfully changed the column type and for that table count of partitions is **1897**. | 2020-06-26T07:44:47 | 2020-06-26T07:44:47 | {} | NONE |
ClickHouse | ClickHouse | 650,113,178 | 11,517 | alexey-milovidov | Need to validate the comment above :) | 2020-06-26T10:41:58 | 2020-06-26T10:41:58 | {} | MEMBER |
ClickHouse | ClickHouse | 650,116,914 | 11,979 | alexey-milovidov | Not with AST rewrite but on "ExpressionsActions" level.
See `ExpressionActions.cpp`, grep `constant folding` and `isSuitableForConstantFolding`.
| 2020-06-26T10:52:21 | 2020-06-26T10:52:58 | {} | MEMBER |
ClickHouse | ClickHouse | 650,119,717 | 8,687 | Hungsiro506 | Any one has a solution for it ?. Does nested join affect performance ?.
| 2020-06-26T10:59:48 | 2020-06-26T10:59:48 | {
"+1": 4
} | NONE |
ClickHouse | ClickHouse | 650,123,744 | 11,418 | bun4uk | ```
SELECT *
FROM system.users
Received exception from server (version 20.4.5):
Code: 60. DB::Exception: Received from *.*.*.*:9000. DB::Exception: Table system.users doesn't exist..
0 rows in set. Elapsed: 0.305 sec.
SELECT * FROM system.grants
SELECT *
FROM system.grants
Received exception fr... | 2020-06-26T11:11:04 | 2020-06-26T11:11:04 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,957,719 | 11,916 | alexey-milovidov | > Integration tests (asan) — failed:0, passed:0, error:132
Broken in today experiment. | 2020-06-24T17:27:00 | 2020-06-24T17:27:00 | {} | MEMBER |
ClickHouse | ClickHouse | 648,968,786 | 11,424 | alexey-milovidov | It is fixed but the fix is not yet backported to any stable release. | 2020-06-24T17:46:48 | 2020-06-24T17:46:48 | {} | MEMBER |
ClickHouse | ClickHouse | 649,101,086 | 1,287 | filimonov | Fixed in #11508 & #11703 | 2020-06-24T22:13:43 | 2020-06-24T22:13:43 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,396,319 | 11,920 | alesapin | https://clickhouse-test-reports.s3.yandex.net/11920/29a9d4187f569cc781cffbc712c1a3ddb3fcfb82/stress_test_(thread).html#fail1 in CI fest. Integration tests failure is OK (bad experiment with docker image). | 2020-06-25T08:56:08 | 2020-06-25T08:56:08 | {} | MEMBER |
ClickHouse | ClickHouse | 649,535,383 | 11,924 | alexey-milovidov | I don't know what to do with this PR except just to merge. | 2020-06-25T13:18:13 | 2020-06-25T13:18:13 | {} | MEMBER |
ClickHouse | ClickHouse | 649,536,122 | 11,935 | zlobober | I see, give me a moment. | 2020-06-25T13:19:35 | 2020-06-25T13:19:35 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,124,840 | 11,418 | bun4uk | @alexey-milovidov btw, I don't see these tables in the documentation
https://clickhouse.tech/docs/en/operations/system-tables/ | 2020-06-26T11:13:59 | 2020-06-26T11:13:59 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,840,215 | 11,887 | den-crane | when insert into Distributed engine, CH creates .bin files in Distributed tables folder for each shard and process them async.
We have 3 shards. Shard 2 is down. We insert into Distributed table at node1 (shard1).
```
node1 (shard1)
/var/lib/clickhouse/data/db/distributed_table/
shard1
... | 2020-06-24T14:02:45 | 2020-06-24T14:06:25 | {
"+1": 3
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,892,328 | 11,766 | sneakythr0ws | https://github.com/ClickHouse/clickhouse-jdbc/issues/462 | 2020-06-24T15:28:51 | 2020-06-24T15:28:51 | {} | NONE |
ClickHouse | ClickHouse | 649,090,058 | 11,804 | filimonov | From my perspective settings working properly on the top level only is much better than non working / ignored settings. Settings for subqueries sounds nice but it's ok if it will not be supported for now. | 2020-06-24T21:45:53 | 2020-06-24T21:47:09 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,186,618 | 11,937 | deklanw | @den-crane
`ClickHouse server version 20.4.5.36 (official build).`
```sql
CREATE TABLE full_info (
`my_game_id` UInt64,
`game_id` UInt64,
`region` String,
`game_tier` UInt8,
`patch_full` String,
`patch_num` UInt16,
`game_start_time` DateTime64(3),
`my_account_id` UInt64,
`champ_id` UInt8,
`c... | 2020-06-25T03:06:10 | 2020-06-25T03:06:10 | {} | NONE |
ClickHouse | ClickHouse | 649,443,607 | 11,923 | ucasfl | it looks like we have nothing need to do about external tables. | 2020-06-25T10:05:37 | 2020-06-25T10:05:37 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 650,112,343 | 11,979 | alexey-milovidov | > I thought the function will be called for each row in executing stage
No, it won't. It will be evaluated once and substituted at query analysis stage. | 2020-06-26T10:39:50 | 2020-06-26T10:39:50 | {
"heart": 1
} | MEMBER |
ClickHouse | ClickHouse | 649,113,833 | 11,932 | filimonov | See also #11662 #4903 | 2020-06-24T22:50:54 | 2020-06-24T22:50:54 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,733,614 | 11,917 | akuzm | > I see that the discussion is about lld linker.
> What happens if we will use gold or other linker from some dedicated android toolchain?
Android toolchain is going to help, but it's taking too long already, maybe next time. I'll merge this one now, because it's a definite improvement (the build failure is CI prob... | 2020-06-25T18:01:18 | 2020-06-25T18:03:44 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 650,115,422 | 11,979 | hustnn | @alexey-milovidov
Oh, Thanks. Is the evaluate and substitution implemented with AST rewrite? Can you point this part? | 2020-06-26T10:47:52 | 2020-06-26T10:47:52 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 648,904,416 | 10,594 | filimonov | And what those commands show (especially when issue happens)?
```
sudo netstat -nap
sudo lsof -ai -p $(pidof -s clickhouse-server)
```
| 2020-06-24T15:49:46 | 2020-06-24T15:49:46 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 649,506,531 | 11,900 | tavplubix | The changes LGTM, but could you please replace `boost::filesystem::path` with `std::filesystem::path`? You're right, some parts of boost are widely used in ClickHouse codebase, but there is no usages of `boost::filesystem` and we prefer `std::filesystem::path` or `Poco::Path` (probably will be also replaced with `std::... | 2020-06-25T12:19:48 | 2020-06-25T12:19:48 | {} | MEMBER |
ClickHouse | ClickHouse | 649,783,495 | 8,520 | alexey-milovidov | @bobrik #11955 | 2020-06-25T19:51:16 | 2020-06-25T19:51:16 | {} | MEMBER |
ClickHouse | ClickHouse | 649,871,909 | 8,692 | alexey-milovidov | It works correct on current master. | 2020-06-25T23:47:51 | 2020-06-25T23:47:51 | {} | MEMBER |
ClickHouse | ClickHouse | 650,122,323 | 11,418 | alexey-milovidov | It's already implemented.
```
milovidov-desktop :) SELECT * FROM system.users
SELECT *
FROM system.users
┌─name──────┬───────────────────────────────────id─┬─storage───┬─auth_type──────────┬─auth_params─┬─host_ip──┬─host_names────┬─host_names_regexp─┬─host_names_like─┬─default_roles_all─┬─default_roles_list─... | 2020-06-26T11:07:05 | 2020-06-26T11:07:05 | {} | MEMBER |
ClickHouse | ClickHouse | 648,964,052 | 11,424 | alexey-milovidov | I cannot reproduce it on today master, neither release build nor with ASan. | 2020-06-24T17:38:43 | 2020-06-24T17:38:54 | {} | MEMBER |
ClickHouse | ClickHouse | 648,965,678 | 11,424 | alexey-milovidov | master - not affected
20.5.1 - not affected
20.4.5 - failed with segfault
20.4.4 - failed with segfault
20.3.11 - failed with segfault
20.3.10 - failed with segfault
20.1.12 - failed with segfault
19.14.9 - not affected | 2020-06-24T17:41:09 | 2020-06-24T17:48:22 | {} | MEMBER |
ClickHouse | ClickHouse | 649,058,252 | 11,932 | santoshdvn | Please find stacktrace log
Code: 399. DB::Exception: Received from
DB::Exception: Format ORC is not suitable for output. Stack trace:
0. 0xbc3212c Poco::Exception::Exception(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, int) in /usr/bin/clickhouse
1. 0x4f6cbc... | 2020-06-24T20:37:54 | 2020-06-24T20:37:54 | {} | NONE |
ClickHouse | ClickHouse | 649,539,919 | 11,815 | alexey-milovidov | 01133_max_result_rows:
https://clickhouse-test-reports.s3.yandex.net/11908/5a7e921135d27de93cf25479fd46a0eb7527ba3b/functional_stateless_tests_(release,_polymorphic_parts_enabled).html#fail1 | 2020-06-25T13:26:08 | 2020-06-25T13:26:08 | {} | MEMBER |
ClickHouse | ClickHouse | 649,879,471 | 11,970 | alexey-milovidov | > Functional stateless tests (address) — fail: 1, passed: 1989, skipped: 6
00979_live_view_watch_live_moving_avg - flaky LIVE VIEW test @vzakaznikov | 2020-06-26T00:16:33 | 2020-06-26T00:16:33 | {} | MEMBER |
ClickHouse | ClickHouse | 650,140,787 | 1,148 | filimonov | Need to be rechecked after #10071 | 2020-06-26T11:58:08 | 2020-06-26T11:58:08 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 654,857,480 | 12,195 | ucasfl | The speed is getting slower during the insertion, it seems that merge is slower than insert.
```sql
SET max_threads = 16, max_insert_threads = 16
INSERT INTO test SELECT * ... | 2020-07-07T13:26:02 | 2020-07-07T14:03:46 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 655,209,006 | 11,564 | bobrik | See #12277 for my poor attempt at making a specialized case of this to work. | 2020-07-08T00:27:29 | 2020-07-08T00:27:29 | {
"+1": 3
} | CONTRIBUTOR |
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