Alexey Milovidov
|
82e782d6f9
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dbms: fixed error in prev. revision [#METR-2944].
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2015-02-22 21:02:54 +03:00 |
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Alexey Milovidov
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dc6259d931
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dbms: added aggregation method 'concat' - performance improvement in generic case [#METR-2944].
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2015-02-22 19:09:16 +03:00 |
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Alexey Milovidov
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f8f806ff58
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dbms: fixed performance issue with very small blocks [#METR-2944].
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2015-02-22 18:31:39 +03:00 |
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Alexey Milovidov
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c744e73ba4
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dbms: tiny modification [#METR-2944].
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2015-02-22 18:30:31 +03:00 |
|
Alexey Milovidov
|
e34eb1abcf
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dbms: addition to prev. revision [#METR-2944].
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2015-02-22 14:25:26 +03:00 |
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Alexey Milovidov
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0c144eb619
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dbms: addition to prev. revision [#METR-2944].
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2015-02-22 13:53:09 +03:00 |
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Alexey Milovidov
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664d85e08f
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dbms: added support for value 'auto' of setting 'max_threads'; using that value by default [#METR-2944].
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2015-02-22 13:50:36 +03:00 |
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Alexey Milovidov
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2520c2e610
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dbms: added small set optimization for aggregate function uniqHLL12 [#METR-2944].
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2015-02-22 10:23:37 +03:00 |
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Alexey Milovidov
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bbd48f8921
|
dbms: Aggregator: added specialization for many (up to 256 bit) fixed-size keys (up to 3x performance improvement) [#METR-2944].
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2015-02-22 08:53:16 +03:00 |
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Alexey Milovidov
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b6f4d3d3e8
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dbms: added setting 'group_by_two_level_threshold' for fine tuning [#METR-2944].
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2015-02-22 08:51:16 +03:00 |
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Alexey Milovidov
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a838833a30
|
dbms: improved performance of aggregation by few fixed-size keys (up to 18%) [#METR-2944].
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2015-02-22 05:18:39 +03:00 |
|
Alexey Arno
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37dee7d6ef
|
dbms: Server: applied much better fix for instruction ordering [#METR-14410]
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2015-02-21 16:59:15 +03:00 |
|
Alexey Milovidov
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5070e7642d
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dbms: added SmallSet and SmallMap [#METR-2944].
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2015-02-21 03:28:53 +03:00 |
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Alexey Milovidov
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f7ef574ed2
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dbms: improved performance of Set, Join, Distinct and arrayEnumerateUniq [#METR-2944].
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2015-02-20 22:48:52 +03:00 |
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Alexey Arno
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d4f6e1209a
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dbms: Server: fixed RemoteBlockInputStream destructor policy [#METR-14410]
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2015-02-20 17:43:22 +03:00 |
|
Alexey Arno
|
025fcd815d
|
Enforce ordering of variable assignment [#METR-14410]
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2015-02-20 16:32:20 +03:00 |
|
Alexey Arno
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9e44061a2f
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dbms: Server: cosmetic changes [#METR-14875]
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2015-02-20 14:33:21 +03:00 |
|
Andrey Mironov
|
e175883dd3
|
dbms: remove redundant checks in FunctionDictIsIn. [#METR-13298]
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2015-02-20 13:57:38 +03:00 |
|
Alexey Arno
|
64c8535382
|
dbms: Server: performance optimization [#METR-14875]
|
2015-02-20 13:37:55 +03:00 |
|
Andrey Mironov
|
7dd6397245
|
dbms: alter appendTrailingCharIfAbsent behaviour [#METR-15071]
|
2015-02-19 18:28:24 +03:00 |
|
Andrey Mironov
|
cf8a927150
|
dbms: invert the way multiple values are acquired from the dictionary [#METR-13298]
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2015-02-19 18:28:24 +03:00 |
|
Alexey Arno
|
533783d64b
|
dbms: Server: performance optimization (minimize copies and reallocations) [#METR-14875]
|
2015-02-19 17:55:47 +03:00 |
|
Alexey Arno
|
86129c634f
|
dbms: Server: performance optimization [#METR-14875]
|
2015-02-19 14:08:49 +03:00 |
|
Alexey Arno
|
a4f4c6a811
|
dbms: Server: performance optimization [#METR-14875]
|
2015-02-19 02:15:20 +03:00 |
|
Alexey Arno
|
19a93cc0bf
|
dbms: Server: fixed DAG traversal [#METR-14875]
|
2015-02-19 01:13:54 +03:00 |
|
Alexey Arno
|
d5d41df78d
|
dbms: Server: cosmetic changes [#METR-14875]
|
2015-02-18 21:18:37 +03:00 |
|
Alexey Arno
|
123acacb4d
|
dbms: Server: removed old code [#METR-14875]
|
2015-02-18 20:43:44 +03:00 |
|
Alexey Arno
|
fe8713a030
|
Merge
|
2015-02-18 20:41:51 +03:00 |
|
Alexey Arno
|
3d497e689b
|
dbms: Server: compilation fix [#METR-14875]
|
2015-02-18 20:09:06 +03:00 |
|
Alexey Arno
|
cd59370159
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:05:25 +03:00 |
|
Alexey Arno
|
4dd8387f2d
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:05:25 +03:00 |
|
Alexey Arno
|
8407779d2e
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:15 +03:00 |
|
Alexey Arno
|
0869016283
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Alexey Arno
|
2c547ad2fd
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Alexey Arno
|
f6745b2972
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Alexey Arno
|
932755f851
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Alexey Arno
|
c342867233
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Alexey Arno
|
c95bec1cf4
|
dbms: Server: feature development [#METR-14875]
|
2015-02-18 20:03:14 +03:00 |
|
Andrey Mironov
|
17ff7a352b
|
Merge
|
2015-02-16 20:06:45 +03:00 |
|
Alexey Milovidov
|
68dd2317ce
|
dbms: improved performance on short queries from wide tables [#METR-2944].
|
2015-02-15 16:30:07 +03:00 |
|
Alexey Milovidov
|
2d04fed3a3
|
dbms: improved performance of reading string column [#METR-2944].
|
2015-02-15 15:38:21 +03:00 |
|
Alexey Milovidov
|
6d6faf8b5e
|
dbms: improved performance of JSON output format for data without strings (2.5 times) [#METR-2944].
|
2015-02-15 12:45:29 +03:00 |
|
Alexey Milovidov
|
fa84f264aa
|
dbms: more sane progress bar - it doesn't roll back when using ConcatBlockInputStream [#METR-2944].
|
2015-02-15 09:08:31 +03:00 |
|
Alexey Milovidov
|
7d4ce4b505
|
dbms: added settings to fine tune reads from merge tree [#METR-2944].
|
2015-02-15 05:31:48 +03:00 |
|
Alexey Milovidov
|
ad2392ee7d
|
dbms: fixed error with StorageBuffer [#METR-15105].
|
2015-02-13 23:37:30 +03:00 |
|
Alexey Arno
|
b5105ecdf7
|
dbms: Server: fixed bug in UNION ALL [#METR-15077]
|
2015-02-13 14:40:58 +03:00 |
|
Alexey Milovidov
|
ea113f138f
|
dbms: preparation [#METR-2944].
|
2015-02-13 04:17:44 +03:00 |
|
Alexey Milovidov
|
59a55a4ce0
|
dbms: fixed wrong check with function 'match' and many subpatterns [#METR-14976].
|
2015-02-11 04:24:51 +03:00 |
|
Alexey Milovidov
|
0289a578f8
|
dbms: Better [#METR-15052].
|
2015-02-11 03:38:07 +03:00 |
|
Alexey Milovidov
|
2920dba21d
|
dbms: Throttler: improvement [#METR-15052].
|
2015-02-11 03:07:00 +03:00 |
|