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 | 548,562,640 | 7,555 | den-crane | Check CH /var/log/clickhouse/ logs at both servers | 2019-10-31T20:49:20 | 2019-10-31T20:49:20 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,880,624 | 2,858 | alexey-milovidov | This task is in development by @vitlibar.
Current estimate for the first working implementation is Nov..Dec 2019. | 2019-11-01T17:35:38 | 2019-11-01T17:35:38 | {} | MEMBER |
ClickHouse | ClickHouse | 548,886,013 | 5,371 | alexey-milovidov | Current status:
- support for wildcards have been implemented;
- there are some weirdness in numeric ranges like `{12..123}` and `{012..123}` (@stavrolia, please clarify);
- virtual columns `_file` and `_path` are not implemented. | 2019-11-01T17:49:51 | 2019-11-01T17:50:25 | {} | MEMBER |
ClickHouse | ClickHouse | 548,884,371 | 7,586 | 4ertus2 | #7544 | 2019-11-01T17:45:30 | 2019-11-01T17:54:41 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 549,040,565 | 7,585 | alexey-milovidov | ClickHouse build check — 15/15 builds are OK | 2019-11-02T12:46:13 | 2019-11-02T12:46:13 | {} | MEMBER |
ClickHouse | ClickHouse | 548,320,535 | 7,536 | Akazz | And of course it is important to investigate the reasons for your Zookeeper sessions timing out, as there can be a number of those:
- Poor (overloaded) network connection
- Insufficient CPU resources or high memory pressure (to which ZK is known to be very susceptible)
- You might as well simply try to raise the ... | 2019-10-31T11:10:50 | 2019-10-31T11:10:50 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,562,621 | 7,501 | alexey-milovidov | Ok, but why don't also allow to parse tuples with new format in format `Values`?
(you can make another PR for this change) | 2019-10-31T20:49:18 | 2019-10-31T20:49:33 | {} | MEMBER |
ClickHouse | ClickHouse | 548,629,064 | 7,501 | amosbird | Ooops, rollback too much... | 2019-11-01T01:17:51 | 2019-11-01T01:17:51 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 548,878,371 | 4,699 | alexey-milovidov | №2 was implemented.
№1 is still worth doing. | 2019-11-01T17:29:51 | 2019-11-01T17:29:51 | {} | MEMBER |
ClickHouse | ClickHouse | 548,880,187 | 2,264 | alexey-milovidov | Now `system.events` and `system.metrics` tables have `description` column and the metrics are documented straight there. | 2019-11-01T17:34:30 | 2019-11-01T17:34:30 | {} | MEMBER |
ClickHouse | ClickHouse | 549,024,865 | 7,585 | ernestp | I used this link and build failed:
```
CMake Error at /usr/local/share/cmake-3.12/Modules/FindPackageHandleStandardArgs.cmake:137 (message):
Could NOT find Threads (missing: Threads_FOUND)
Call Stack (most recent call first):
/usr/local/share/cmake-3.12/Modules/FindPackageHandleStandardArgs.cmake:378 (_FPHSA_FAI... | 2019-11-02T08:58:33 | 2019-11-02T08:59:48 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 549,030,583 | 7,453 | alexey-milovidov | We have discussed that this fix is an overkill that is too far from the root cause of this issue and we need to fix it in another way. | 2019-11-02T10:24:54 | 2019-11-02T10:24:54 | {} | MEMBER |
ClickHouse | ClickHouse | 548,344,408 | 5,436 | alexey-milovidov | @ValBaturin will do this task. | 2019-10-31T12:17:05 | 2019-10-31T12:17:05 | {} | MEMBER |
ClickHouse | ClickHouse | 548,426,716 | 7,501 | amosbird | If we format single tuple in a new way, it somehow breaks hybrid cluster (with old node/ new node mixed) https://github.com/yandex/ClickHouse/blob/master/dbms/tests/integration/test_adaptive_granularity_replicated/test.py#L64
Let's rollback the ast format change. | 2019-10-31T15:19:35 | 2019-10-31T15:19:35 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 548,460,243 | 5,155 | den-crane | obviously that `optimize table t1 final;` or `alter update` fix the issue. | 2019-10-31T16:32:52 | 2019-10-31T16:33:11 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,679,638 | 7,207 | ishirav | @den-crane I don't think you should state 32GB as a requirement since this would turn away people from using ClickHouse when they don't have huge amounts of data. Think of startup companies who may know that eventually they'll have a lot of data, but currently they don't, and they also cannot afford paying hundreds of ... | 2019-11-01T06:16:12 | 2019-11-01T06:16:12 | {
"+1": 10
} | NONE |
ClickHouse | ClickHouse | 548,847,457 | 7,582 | lgtm-com[bot] | This pull request **fixes 3 alerts** when merging 65491de678db055d3f28b7c1877b1df328c8b8a2 into b2f72c7857cfb846024733b7aba012cd43343151 - [view on LGTM.com](https://lgtm.com/projects/g/ClickHouse/ClickHouse/rev/pr-fcc870c7ae7d1a712eafd9f4d9032f742b535ae3)
**fixed alerts:**
* 3 for Ambiguous HTML id attribute | 2019-11-01T16:11:39 | 2019-11-01T16:11:39 | {} | NONE |
ClickHouse | ClickHouse | 548,868,451 | 11 | alexey-milovidov | This task is assigned to @ObjatieGroba and he will do research and proof-of-concepts on various variants of UDFs. | 2019-11-01T17:02:04 | 2019-11-01T17:02:16 | {} | MEMBER |
ClickHouse | ClickHouse | 548,913,840 | 6,681 | alexey-milovidov | It is easy to fix.
Add a setting in `Settings.h`.
Extract it in `Interpreters/executeQuery.cpp`, `executeQueryImpl`, pass it to `parseQuery`.
Then pass to `IParser::Pos` in `parseQuery.cpp`, `tryParseQuery`. | 2019-11-01T19:06:47 | 2019-11-01T19:06:47 | {} | MEMBER |
ClickHouse | ClickHouse | 548,787,879 | 479 | alexey-milovidov | @levysh will first try to add support for Etcd. | 2019-11-01T13:29:25 | 2019-11-01T13:29:25 | {} | MEMBER |
ClickHouse | ClickHouse | 548,899,455 | 2,045 | alexey-milovidov | This task is assigned to @bufuchangfeng (Yuchen Dong). | 2019-11-01T18:26:48 | 2019-11-01T18:26:48 | {} | MEMBER |
ClickHouse | ClickHouse | 548,903,235 | 157 | alexey-milovidov | This task is assigned to external contributor Mikhail Filitov (@lll-phill-lll). | 2019-11-01T18:36:34 | 2019-11-01T18:36:34 | {} | MEMBER |
ClickHouse | ClickHouse | 548,910,696 | 2,314 | alexey-milovidov | Is it still relevant in newer releases? | 2019-11-01T18:57:40 | 2019-11-01T18:57:40 | {} | MEMBER |
ClickHouse | ClickHouse | 548,911,812 | 5,829 | alexey-milovidov | This default value was introduced before `Replicated` tables started to exist. Now we cannot simply change default value. It's way better to implement autodetect behaviour. | 2019-11-01T19:00:51 | 2019-11-01T19:00:51 | {} | MEMBER |
ClickHouse | ClickHouse | 549,025,386 | 7,585 | alexey-milovidov | It looks like SDK (system headers and libraries) is not installed... but I will ask @abyss7 (he is the author of cross-compilation) and he will help. | 2019-11-02T09:05:41 | 2019-11-02T09:05:41 | {} | MEMBER |
ClickHouse | ClickHouse | 549,080,805 | 7,593 | den-crane | @nhudinh2103 CH does not have such optimization and filter applied after join.
So you can use 2 -- it's the best way.
Or write something like that
```
SELECT
toYear(LO_ORDERDATE) AS yod,
SUM(LO_REVENUE) AS revenue
FROM scale100.lineorder
INNER JOIN
(select * from scale100.customer where custo... | 2019-11-02T21:00:10 | 2019-11-02T21:18:24 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,350,811 | 5,436 | zhang2014 | actually we've started this task and we're almost done. 😅 @alexey-milovidov | 2019-10-31T12:32:44 | 2019-10-31T12:32:54 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,364,948 | 5,436 | alexey-milovidov | It's Ok if you finish this task and @ValBaturin will help with code review. | 2019-10-31T13:06:35 | 2019-10-31T13:06:35 | {} | MEMBER |
ClickHouse | ClickHouse | 548,636,412 | 7,518 | sundy-li | Just did a simple performance test
```
<query>SELECT count() FROM (select range(number % 100) FROM system.numbers limit 10000000)</query>
```
Before this change
` "avg_rows_per_second": 39457608.489593 `
After this change
`"avg_rows_per_second": 25351103.457974 `
nearly 50% reduction in performance co... | 2019-11-01T01:58:33 | 2019-11-01T01:58:33 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,789,116 | 479 | alexey-milovidov | Current status:
- we have separated clean interface and put ZooKeeper implementation under it;
- we have added another implementation of this interface that is used for testing (ZooKeeper mock);
- it seems possible to add implementation of this interface on top of Etcd. | 2019-11-01T13:33:44 | 2019-11-01T13:33:44 | {
"+1": 1
} | MEMBER |
ClickHouse | ClickHouse | 548,832,062 | 7,524 | alexey-milovidov | Ok but look at the "Style check — Found 4 errors". | 2019-11-01T15:30:32 | 2019-11-01T15:30:32 | {} | MEMBER |
ClickHouse | ClickHouse | 548,886,704 | 3,067 | alexey-milovidov | Not reproduced on recent releases. | 2019-11-01T17:51:36 | 2019-11-01T17:51:36 | {} | MEMBER |
ClickHouse | ClickHouse | 548,888,973 | 5,491 | alexey-milovidov | @CurtizJ Please clarify. | 2019-11-01T17:57:36 | 2019-11-01T17:57:36 | {} | MEMBER |
ClickHouse | ClickHouse | 548,987,500 | 7,587 | stavrolia | Backport it please to 19.14, 19.15, 19.16 | 2019-11-01T23:58:51 | 2019-11-01T23:58:51 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 549,025,532 | 7,585 | ernestp | I checked that SDK, thread library and header is in place. Must be some issue with paths.
BTW this line:
`sudo echo "deb [trusted=yes] http://apt.llvm.org/bionic/ llvm-toolchain-bionic-8 main" >> /etc/apt/sources.list`
also not working on 18.0.4.3
I used following code:
`sudo add-apt-repository "deb [trusted... | 2019-11-02T09:07:33 | 2019-11-02T09:10:05 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 549,088,912 | 2,314 | den-crane | Fixed in 18.16.0 | 2019-11-02T23:04:16 | 2019-11-02T23:04:16 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,431,023 | 4,856 | fosterbt | Hi. I'm wondering if you may have considered this actually to be a bug in Poco? The Poco docs say nothing about only being able to send data over an HTTPClientSession object when the underlying socket is in a given state. In fact, I'd think this Poco class should be able to handle this situation, especially when using ... | 2019-10-31T15:28:49 | 2019-10-31T15:28:49 | {} | NONE |
ClickHouse | ClickHouse | 548,638,505 | 7,555 | introspection3 | must use tcp port | 2019-11-01T02:10:49 | 2019-11-01T02:10:49 | {} | NONE |
ClickHouse | ClickHouse | 548,796,680 | 2,416 | alexey-milovidov | This task is still relevant, but is not assigned yet. There is high chance that we will assign it in nearest weeks. | 2019-11-01T13:56:36 | 2019-11-01T13:56:36 | {
"+1": 1,
"heart": 1
} | MEMBER |
ClickHouse | ClickHouse | 548,835,129 | 7,571 | alexey-milovidov | `SHOW TABLES ON CLUSTER` is questionable, because it's expected that the query with ON CLUSTER modifier will return the dataset of the same structure as without ON CLUSTER.
But to look for tables on cluster, we have to add hostname field to differentiate hosts.
Another concern is that currently all ON CLUSTER que... | 2019-11-01T15:38:13 | 2019-11-01T15:38:13 | {} | MEMBER |
ClickHouse | ClickHouse | 549,041,459 | 3,665 | alexey-milovidov | @xiaods Why it's closed? Is it fixed or still actual? | 2019-11-02T12:58:26 | 2019-11-02T12:58:26 | {} | MEMBER |
ClickHouse | ClickHouse | 549,135,365 | 7,598 | amosbird | I would name it `bitmapTransform` as columns are very much immutable at SQL level. | 2019-11-03T13:11:47 | 2019-11-03T13:11:47 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 548,255,735 | 6,950 | ghuname | Hi,
in ClickHouse release 19.15.2.2, 2019-10-01 change log there is an improvement:
Every message read from Kafka is inserted atomically. This resolves almost all known issues with Kafka engine. #6950 (Ivan), which is this issue.
Can you please explain in few words how this atomicity in this context work?
Cl... | 2019-10-31T08:01:21 | 2019-10-31T08:01:21 | {
"+1": 4
} | NONE |
ClickHouse | ClickHouse | 548,892,833 | 2,420 | alexey-milovidov | 1.
```
toDateOrZero('2017-02-10')
actual result: 0000-00-00
expected result: correct date 2017-02-10
toDateOrNull('2017-02-10')
actual result: nan
expected result: 2017-02-10
```
This is not reproduced anymore.
```
toDate('2017-10-X0')
toDateTime('2017-02-10 xx:10:34')
toDateTime('2017-AA-10 xx:10:... | 2019-11-01T18:08:16 | 2019-11-01T18:08:16 | {} | MEMBER |
ClickHouse | ClickHouse | 548,907,441 | 1,017 | alexey-milovidov | This task is assigned to @DimasKovas.
He will try to port some optimizations to newer instruction sets with dynamic dispatching and perform some experiment for optimizations targeted to ARM NEON. | 2019-11-01T18:49:14 | 2019-11-01T18:49:14 | {} | MEMBER |
ClickHouse | ClickHouse | 548,910,056 | 2,206 | alexey-milovidov | This issue was fixed in recent releases. | 2019-11-01T18:55:53 | 2019-11-01T18:55:53 | {} | MEMBER |
ClickHouse | ClickHouse | 548,521,229 | 7,207 | den-crane | @fastest963 you definitely should turn off uncompressed cache. It's nothing to discuss your server has only 26GB and you wasted 10GB to uncompressed cache.
I think we should add to CH documentation that minimal requirement to production use is 32GB.
>15GB of the ~25GB before it crashes, what can I
>look at... | 2019-10-31T18:57:32 | 2019-10-31T19:07:01 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,642,302 | 7,536 | janplus | @Akazz Thanks for your advise, I will dig this problem and look into it more thoroughly. | 2019-11-01T02:31:20 | 2019-11-01T02:31:20 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,797,327 | 7,573 | alexey-milovidov | `SELECT extract(x, 'qwer\\.(.+)\\.qweeeee') ...` | 2019-11-01T13:58:34 | 2019-11-01T13:59:08 | {} | MEMBER |
ClickHouse | ClickHouse | 548,821,603 | 6,240 | zhang2014 | @geldot is right.
close it. | 2019-11-01T15:03:25 | 2019-11-01T15:03:25 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 549,000,601 | 7,585 | ernestp | With cross compilation there is few points:
1. Cross compilation uses clang-8
compiler version check to include -Wno-ctad-maybe-unsupported is 'OS_DARWIN AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 8 AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 11'
So build should not add this option for clang-8
Can you c... | 2019-11-02T02:06:49 | 2019-11-02T02:23:27 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,314,007 | 7,536 | Akazz | Hi @janplus,
Your initial concern is understandable and we might need to look into it more thoroughly.
And yet the matter of question is a bit more complicated than it may seem. Current implementation suggests that instance of `StorageReplicatedMergeTree` needs to react on every event of ZK session loss with callin... | 2019-10-31T10:53:29 | 2019-10-31T10:53:29 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,763,847 | 7,571 | alex-krash | ```
SELECT hostName(), database, name FROM cluster('your_cluster', system.tables)
``` | 2019-11-01T12:00:05 | 2019-11-01T12:00:05 | {
"+1": 3
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,850,016 | 7,583 | lgtm-com[bot] | This pull request **fixes 2 alerts** when merging 9af95b9d7ab5f769ef88a63ababe3090c1c0abd1 into 394e242328e9ed30333871be2e4ff9ab8726e7e4 - [view on LGTM.com](https://lgtm.com/projects/g/ClickHouse/ClickHouse/rev/pr-57b031438fac2d2de211fa93b377ced57a7ac6eb)
**fixed alerts:**
* 2 for Except block handles 'BaseExcep... | 2019-11-01T16:19:07 | 2019-11-01T16:19:07 | {} | NONE |
ClickHouse | ClickHouse | 548,852,767 | 7,584 | lgtm-com[bot] | This pull request **fixes 5 alerts** when merging 6ae6707eda3ded3fe630562100dc0b76f710266d into 394e242328e9ed30333871be2e4ff9ab8726e7e4 - [view on LGTM.com](https://lgtm.com/projects/g/ClickHouse/ClickHouse/rev/pr-8ede9bdb0fb9b8f6600394bec262e3cef6ece37a)
**fixed alerts:**
* 4 for Use of the return value of a proced... | 2019-11-01T16:26:25 | 2019-11-01T16:26:25 | {} | NONE |
ClickHouse | ClickHouse | 548,915,550 | 523 | alexey-milovidov | > Why didn't you make it on AST level?
It's more error-prone to do it on AST level and also more difficult to implement.
> a way to build a 'plugin' for auth though
This is a separate feature, will be addressed after implementation of RBAC. | 2019-11-01T19:11:48 | 2019-11-01T19:11:48 | {} | MEMBER |
ClickHouse | ClickHouse | 549,023,849 | 7,585 | alexey-milovidov | Yes, cross-compilation is working in master. And we ensure it with these checks.
It's easy to confirm, because we run these check for every commit:
1. Go to the list of commits: https://github.com/ClickHouse/ClickHouse/commits/master
2. Find commit with green check mark and with modifications to anything except docs... | 2019-11-02T08:42:42 | 2019-11-02T08:43:10 | {} | MEMBER |
ClickHouse | ClickHouse | 549,126,367 | 7,595 | alexey-milovidov | No. But we have ANTLR4 grammar that is developed independently and mostly corresponds to the ClickHouse SQL parser. https://github.com/ClickHouse/ClickHouse/tree/master/utils/grammar | 2019-11-03T11:14:57 | 2019-11-03T11:14:57 | {} | MEMBER |
ClickHouse | ClickHouse | 548,381,258 | 7,367 | BayoNet | Я удалил описание полей из запроса из SHOW PROCESS и обновил их в system.processes. | 2019-10-31T13:43:12 | 2019-10-31T13:43:12 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,776,439 | 5,601 | alexey-milovidov | This task is assigned to external contributor, Pavel Kruglov @Avogar. | 2019-11-01T12:50:39 | 2019-11-01T12:57:12 | {
"hooray": 16
} | MEMBER |
ClickHouse | ClickHouse | 548,928,061 | 7,580 | alesapin | What is it? Is this the only error in our trash-scripts? Why you decide to fix it? | 2019-11-01T19:51:51 | 2019-11-01T19:51:51 | {} | MEMBER |
ClickHouse | ClickHouse | 549,024,696 | 7,585 | alexey-milovidov | This is the instruction on how to run cross-compilation by yourself:
https://clickhouse.yandex/docs/en/development/build_cross/ | 2019-11-02T08:55:57 | 2019-11-02T08:55:57 | {} | MEMBER |
ClickHouse | ClickHouse | 548,275,233 | 7,550 | amosbird | Hmm, perf test results are somewhat bad. Need to research other ways of anti data dependency. | 2019-10-31T09:04:58 | 2019-10-31T09:05:20 | {} | COLLABORATOR |
ClickHouse | ClickHouse | 548,626,179 | 7,555 | introspection3 |
> 在两个服务器上检查CH / var / log / clickhouse /日志
2019.11.01 00:43:43.535717 [ 47 ] {} <Error> image_label_all.Distributed.DirectoryMonitor: Code: 209, e.displayText() = DB::NetException: Timeout exceeded while reading from socket (10.255.52.40:30002), Stack trace:
30001 30002 just http port | 2019-11-01T01:01:33 | 2019-11-01T01:01:33 | {} | NONE |
ClickHouse | ClickHouse | 548,751,474 | 5,601 | danek2003 | +1 | 2019-11-01T11:08:54 | 2019-11-01T11:08:54 | {} | NONE |
ClickHouse | ClickHouse | 548,781,417 | 235 | alexey-milovidov | Now we have pre-built ClickHouse binary for OS X.
It does not solve the issue completely, but now we build it for every commit and every pull request in our CI with cross-compilation. This helps to ensure that native OS X build does not break after some commit. You can download the binary and use it directly as a cl... | 2019-11-01T13:07:46 | 2019-11-01T13:08:22 | {
"+1": 3,
"heart": 2
} | MEMBER |
ClickHouse | ClickHouse | 548,884,063 | 7,533 | nvartolomei | @akuzm @alexey-milovidov It seems to be functional although with some questionable design decisions.
Please let me know what is missing to make this mergeable. | 2019-11-01T17:44:40 | 2019-11-01T17:44:40 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,887,370 | 5,109 | alexey-milovidov | After columns matcher was introduced, this task looks like an extension that is easy to implement. | 2019-11-01T17:53:11 | 2019-11-01T17:53:20 | {} | MEMBER |
ClickHouse | ClickHouse | 548,891,522 | 5,491 | alexey-milovidov | @CurtizJ has clarified that this behaviour is
- expected;
- correct;
- cannot be avoided (otherwise some invariants for coordination of background merges will fail). | 2019-11-01T18:04:41 | 2019-11-01T18:04:41 | {} | MEMBER |
ClickHouse | ClickHouse | 549,098,379 | 7,589 | tlightsky | disappear a day after all upgrade to 19.15 | 2019-11-03T02:16:40 | 2019-11-03T02:16:40 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,332,178 | 7,556 | topvisor-admin | В v19.16.2.2 ошибка не исправилась | 2019-10-31T11:44:46 | 2019-10-31T11:44:46 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,364,015 | 7,558 | alexey-milovidov | Bad description for changelog. It doesn't describe the bug that was fixed (I can guess, but we need to make good description for user). | 2019-10-31T13:04:12 | 2019-10-31T13:04:12 | {} | MEMBER |
ClickHouse | ClickHouse | 548,778,814 | 7,566 | zhang2014 | This is because the update of the English document is not timely synchronized with the Zh document, I will try to synchronize them immediately(this is not difficult, because we have already had the [diff script tool](https://github.com/ClickHouse/ClickHouse/pull/7498), I think the update synchronization should be more ... | 2019-11-01T12:59:21 | 2019-11-01T12:59:21 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,792,204 | 1,118 | alexey-milovidov | > First, we are planning to implement rich profiling info for a query, to know,
how much time is spent in each server node, in each thread for each subquery, on
CPU, disk IO, network and synchronization.
This task is done.
> At first we want to make index granularity adaptive on row size in bytes. For example, ... | 2019-11-01T13:43:38 | 2019-11-01T13:43:38 | {
"+1": 3,
"rocket": 1
} | MEMBER |
ClickHouse | ClickHouse | 548,882,152 | 6,526 | alexey-milovidov | Fixed. | 2019-11-01T17:39:31 | 2019-11-01T17:39:31 | {} | MEMBER |
ClickHouse | ClickHouse | 548,883,042 | 822 | alexey-milovidov | The issue is still relevant.
Test:
```
milovidov-Pro-P30 :) CREATE TABLE test.mt (x UUID) ENGINE = MergeTree ORDER BY tuple(x) SAMPLE BY x
CREATE TABLE test.mt
(
`x` UUID
)
ENGINE = MergeTree
ORDER BY tuple(x)
SAMPLE BY x
Ok.
0 rows in set. Elapsed: 0.012 sec.
milovidov-Pro-P30 :) SELECT * F... | 2019-11-01T17:41:52 | 2019-11-01T17:41:52 | {} | MEMBER |
ClickHouse | ClickHouse | 548,928,250 | 7,575 | alesapin | Waiting for the fixed test. | 2019-11-01T19:52:27 | 2019-11-01T19:52:27 | {} | MEMBER |
ClickHouse | ClickHouse | 549,030,365 | 7,182 | alexey-milovidov | ? | 2019-11-02T10:21:53 | 2019-11-02T10:21:53 | {} | MEMBER |
ClickHouse | ClickHouse | 548,334,439 | 7,557 | alexey-milovidov | No, but @vitlibar is developing it right now in the following PRs: https://github.com/ClickHouse/ClickHouse/pulls?utf8=%E2%9C%93&q=is%3Apr+rbac | 2019-10-31T11:50:52 | 2019-10-31T11:50:52 | {} | MEMBER |
ClickHouse | ClickHouse | 548,747,243 | 7,563 | blinkov | @564064202 see https://clickhouse.yandex/docs/en/operations/table_engines/replication/ | 2019-11-01T10:52:15 | 2019-11-01T10:52:15 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,857,319 | 7,546 | ernestp | @alexey-milovidov Created pull request: https://github.com/ClickHouse/ClickHouse/pull/7585 | 2019-11-01T16:38:19 | 2019-11-01T16:38:19 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,877,532 | 5,184 | alexey-milovidov | This is also relevant for Decimal:
```
SELECT cityHash64(generateUUIDv4())
SELECT cityHash64(toDecimal128(0, 10))
``` | 2019-11-01T17:27:34 | 2019-11-01T17:27:34 | {} | MEMBER |
ClickHouse | ClickHouse | 548,965,677 | 7,433 | alexey-milovidov | Simple functional test is needed. | 2019-11-01T22:01:26 | 2019-11-01T22:01:26 | {} | MEMBER |
ClickHouse | ClickHouse | 549,012,449 | 7,588 | zhang2014 | `el1` is probably in the post `request body`. `ClickHouse` usually concat the `query param` with the post `request body` when Content-Type not equal `multipart/form-data`,
for example:
the query 1:
```
echo 'SELECT 1' | curl 'http://localhost:8123/' --data-binary @-
```
equivalent to query 2:
```
echo ' 1 ' |... | 2019-11-02T05:24:17 | 2019-11-02T05:24:17 | {
"+1": 1
} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,371,386 | 7,558 | excitoon | > Missing comment.
Fixed both. | 2019-10-31T13:21:17 | 2019-10-31T13:21:17 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,804,773 | 7,576 | alexey-milovidov | The table can have columns
```
os_thread_id UInt64
trace Array(UInt64)
```
Similar to `system.trace_log`. | 2019-11-01T14:19:10 | 2019-11-01T14:19:29 | {} | MEMBER |
ClickHouse | ClickHouse | 548,902,624 | 5,491 | alexey-milovidov | @CurtizJ has found a way to remove parts in case if whole partition is going to be removed. | 2019-11-01T18:34:42 | 2019-11-01T18:34:52 | {} | MEMBER |
ClickHouse | ClickHouse | 549,023,220 | 7,588 | alexey-milovidov | @kainever7 You have write `INSERTR` instead of `INSERT`. | 2019-11-02T08:33:35 | 2019-11-02T08:33:35 | {} | MEMBER |
ClickHouse | ClickHouse | 549,137,920 | 7,598 | alexey-milovidov | +1. It will be also more consistent with `transform` function. | 2019-11-03T13:44:05 | 2019-11-03T13:44:05 | {} | MEMBER |
ClickHouse | ClickHouse | 548,374,678 | 5,182 | alexey-milovidov | This task is reserved for @Quid37. | 2019-10-31T13:28:37 | 2019-10-31T13:28:37 | {} | MEMBER |
ClickHouse | ClickHouse | 548,184,606 | 7,328 | Joeywzr | > Almost Ok.
>
> But it's very easy to implement arrayCompact for any data type. I'll do it as an example.
@alexey-milovidov Thanks. Actually, I have implemented arrayCompact for other data type like string and tuple. I mean to put them in another PR because this one is too long. Can I commit it now? | 2019-10-31T01:58:22 | 2019-11-01T02:25:39 | {} | CONTRIBUTOR |
ClickHouse | ClickHouse | 548,738,451 | 7,566 | alexey-milovidov | Coordinates don't have any unit. You can pass meters or degrees as long as all coordinates have the same unit and if you're Ok with assumption of planar space. | 2019-11-01T10:19:17 | 2019-11-01T10:19:17 | {} | MEMBER |
ClickHouse | ClickHouse | 548,788,472 | 479 | alexey-milovidov | FYI, `zetcd` still doesn't work. Kirill Shvakov @kshvakov started fixing it but we found many obstacles to make it work correctly. | 2019-11-01T13:31:23 | 2019-11-01T13:31:23 | {} | MEMBER |
ClickHouse | ClickHouse | 548,797,798 | 7,573 | alexey-milovidov | Example:
```
milovidov-Pro-P30 :) SELECT extract('qwer.{any characters here}.qweeeee', 'qwer\\.(.+)\\.qweeeee')
SELECT extract('qwer.{any characters here}.qweeeee', 'qwer\\.(.+)\\.qweeeee')
┌─extract('qwer.{any characters here}.qweeeee', 'qwer\\.(.+)\\.qweeeee')─┐
│ {any characters here} ... | 2019-11-01T13:59:50 | 2019-11-01T13:59:50 | {} | MEMBER |
ClickHouse | ClickHouse | 548,881,566 | 3,605 | alexey-milovidov | It is implemented by @ObjatieGroba and @alesapin in version 19.15: https://github.com/ClickHouse/ClickHouse/blob/master/CHANGELOG.md#clickhouse-release-191522-2019-10-01 | 2019-11-01T17:38:00 | 2019-11-01T17:38:00 | {} | MEMBER |
ClickHouse | ClickHouse | 548,870,388 | 3,950 | alexey-milovidov | This task is assigned to external contributor Alexandra Latysheva @alexelex. | 2019-11-01T17:07:39 | 2019-11-01T17:42:58 | {} | MEMBER |
ClickHouse | ClickHouse | 548,832,330 | 7,308 | alexey-milovidov | Superseded by https://github.com/ClickHouse/ClickHouse/pull/7524 | 2019-11-01T15:31:14 | 2019-11-01T15:31:14 | {} | MEMBER |
ClickHouse | ClickHouse | 548,873,176 | 146 | alexey-milovidov | Current status: this feature is not in progress and is queued after another feature: non-locking ALTERs. | 2019-11-01T17:15:12 | 2019-11-01T17:15:12 | {
"+1": 5,
"eyes": 2
} | MEMBER |
ClickHouse | ClickHouse | 548,898,085 | 2,458 | alexey-milovidov | Now we have `geohash` functions and in addition `geoToH3` function.
```
milovidov-Pro-P30 :) SELECT geo
geoToH3 geohashDecode geohashEncode geohashesInBox
``` | 2019-11-01T18:23:02 | 2019-11-01T18:23:02 | {} | MEMBER |
ClickHouse | ClickHouse | 550,133,164 | 7,642 | chu1070y | :) | 2019-11-06T04:03:07 | 2019-11-06T04:03:07 | {} | NONE |
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