Amos Bird
30bf5e6d26
Prune partition in verbatim way.
2020-11-06 09:56:13 +08:00
Alexey Milovidov
1bcf22d42f
Fix 'max_parallel_replicas' without sampling.
2020-11-04 18:59:14 +03:00
Anton Popov
a3a8e18637
Merge branch 'master' into select_final
2020-11-03 00:00:43 +03:00
Nikolai Kochetov
1c106691b5
Merge pull request #16423 from amosbird/jbodread
...
Balanced reading from JBOD
2020-10-29 19:22:45 +03:00
Amos Bird
f995ef9797
Balanced reading from JBOD
2020-10-29 04:05:07 +08:00
Mikhail Filimonov
41971e073a
Fix typos reported by codespell
2020-10-27 12:04:03 +01:00
Pavel Kruglov
89fdeb4e15
Fix style, move setting and add checking level>0
2020-10-21 20:35:31 +03:00
Pavel Kruglov
f5fac575f4
don't postprocess single parts
2020-10-15 15:22:41 +03:00
Pavel Kruglov
44c2b138f3
Fix style
2020-10-13 22:53:36 +03:00
Pavel Kruglov
be0cb31d21
Add tests and comments
2020-10-13 21:55:03 +03:00
Pavel Kruglov
8200bab859
Add setting do_not_merge_across_partitions
2020-10-13 17:54:52 +03:00
Nikolai Kochetov
76a04fb4b4
Merge pull request #15762 from ClickHouse/new-block-for-functions
...
Use `ColumnsWithTypeAndName` instead of `Block` for function calls
2020-10-10 08:50:38 +03:00
Nikolai Kochetov
a7fb2e38a5
Use ColumnWithTypeAndName as function argument instead of Block.
2020-10-09 10:41:28 +03:00
Azat Khuzhin
75e612fc16
Use full featured parser for force_data_skipping_indices
2020-10-07 01:44:14 +03:00
Azat Khuzhin
ef6d12967f
Implement force_data_skipping_indices setting
2020-10-07 01:42:31 +03:00
Azat Khuzhin
21deb6812c
Drop unused code for numeric_limits<int128> in MergeTreeDataSelectExecutor ( #15519 )
2020-10-02 16:46:20 +03:00
Amos Bird
81d08b59e5
Replace useless multiset with unordered_set
2020-09-25 16:38:09 +08:00
filimonov
cc24ef9f83
Better debug message from MergeTreeDataSelectExecutor
...
See #15168
2020-09-22 21:35:29 +02:00
alexey-milovidov
85483f8532
Merge pull request #14853 from ClickHouse/akz/optimized_index_binary_search
...
Optimized marks selection algorithm for continuous marks ranges
2020-09-20 19:48:45 +03:00
Alexander Kazakov
1ee2e3d2b3
Review fix
2020-09-18 16:03:48 +03:00
roman
ddca262fe6
fix review comments
2020-09-17 20:54:21 +01:00
roman
b41421cb1c
[settings]: introduce new query complexity settings for leaf-nodes
...
The new setting should allow to control query complexity on leaf nodes
excluding the final merging stage on the root-node. For example, distributed
query that reads 1k rows from 5 shards will breach the `max_rows_to_read=5000`,
while effectively every shard reads only 1k rows. With setting `max_rows_to_read_leaf=1500`
this limit won't be reached and query will succeed since every shard reads
not more that ~1k rows.
2020-09-17 10:37:05 +01:00
Alexander Kazakov
7465e00163
Optimized marks selection algorithm for continuous marks ranges
2020-09-15 17:22:32 +03:00
Nikolai Kochetov
92c937db8b
Remove CreatingSetsBlockInputStream
2020-09-02 16:13:13 +03:00
Amos Bird
591a4d60d4
Fix bug in mark inclusion search.
2020-08-29 09:46:46 +08:00
Amos Bird
078b14610d
ALTER MODIFY SAMPLE BY
2020-08-27 22:31:30 +08:00
Artem Zuikov
becc186c91
Add support for extended precision integers and decimals ( #13097 )
2020-08-19 14:52:17 +03:00
alexey-milovidov
23ccb0b6be
Merge pull request #13677 from hagen1778/merge-tree-fail-fast-on-rows-limit
...
[mergeTree]: fail fast if max_rows_to_read limit exceeded on parts scan
2020-08-18 22:24:39 +03:00
roman
35e28b4c6b
[mergeTree]: make exception message more clear
2020-08-17 09:52:04 +01:00
roman
b637699ccd
[mergeTree]: fail fast if max_rows_to_read limit exceeded on parts scan
...
The motivation behind this change is to skip ranges scan for all selected parts
if it is clear that `max_rows_to_read` is already exceeded. The change is quite
noticeable for queries over big number of parts.
2020-08-14 13:53:48 +01:00
Nikolai Kochetov
9b67cd9faf
Merge branch 'master' into refactor-pipes-3
2020-08-10 10:50:17 +03:00
Alexey Milovidov
edd89a8610
Fix half of typos
2020-08-08 03:47:03 +03:00
Alexey Milovidov
0ac3f0481f
Probably fix error
2020-08-07 04:27:29 +03:00
Nikolai Kochetov
20e63d2271
Refactor Pipe [part 6]
2020-08-06 15:24:05 +03:00
Nikolai Kochetov
09fbce1b1e
Merge branch 'master' into refactor-pipes-3
2020-08-04 11:32:34 +03:00
Nikolai Kochetov
2cca4d5fcf
Refactor Pipe [part 2].
2020-08-03 16:54:14 +03:00
Nikolai Kochetov
e411916bde
Refactor Pipe [part 1].
2020-08-03 14:33:11 +03:00
Azat Khuzhin
e37c42c56c
Fix logging in MergeTreeDataSelectExecutor for multiple threads (attach to thread group)
2020-08-02 13:40:01 +03:00
Azat Khuzhin
101217470e
Use "Not using primary index on part" over "Not using index on part" (add "primary")
2020-08-02 13:40:01 +03:00
Nikolai Kochetov
39530f837e
Remove TreeExecutorBlockInputStream.
2020-07-31 16:23:19 +03:00
Alexander Kuzmenkov
1b9269ae0c
fixup
2020-07-28 19:58:19 +03:00
Alexander Kuzmenkov
297cf65f1f
Merge remote-tracking branch 'origin/master' into HEAD
2020-07-28 19:56:35 +03:00
Alexander Kuzmenkov
ba7c33f806
Merge pull request #12754 from bobrik/ivan/obvious-skip
...
Show total granules examined by skipping indices
2020-07-28 17:14:25 +03:00
Ivan Babrou
e835ec0b56
Show marks before applying skipping indices
...
This change makes skipping index efficiency more obvious, changing this:
```
Selected 30 parts by date, 30 parts by key, 592 marks to read from 541 ranges
```
Into this:
```
Selected 30 parts by date, 30 parts by key, 48324 marks by primary key, 592 marks to read from 541 ranges
```
2020-07-24 15:45:38 -07:00
Ivan Babrou
67d4529783
Show total granules examined by skipping indices
...
This change makes skipping index efficiency more obvious, changing this:
```
Index `idx_duration` has dropped 59 granules.
```
Into this:
```
Index `idx_duration` has dropped 59 / 61 granules.
```
2020-07-24 14:50:32 -07:00
Nikolai Kochetov
dad9d369a1
Merge branch 'master' into bobrik-parallel-randes
2020-07-23 16:21:32 +03:00
Artem Zuikov
2afd123eda
Refactoring: extract TreeOptimizer from SyntaxAnalyzer ( #12645 )
2020-07-22 20:13:05 +03:00
Nikolai Kochetov
b27066389a
Do not create ThreadPool for single thread.
2020-07-22 14:51:35 +03:00
Nikolai Kochetov
486a4932c3
Fix tests.
2020-07-21 17:08:18 +03:00
Nikolai Kochetov
0cc55781d8
Try fix tests.
2020-07-20 18:09:00 +03:00
