Commit Graph

4432 Commits

Author SHA1 Message Date
Alexey Milovidov
eea281236d dbms: improved performance of aggregate functions argMin, argMax (about 5 times) [#METR-2944]. 2015-03-01 04:06:49 +03:00
Alexey Milovidov
91cb53f584 dbms: whitespaces [#METR-2944]. 2015-03-01 03:14:55 +03:00
Alexey Milovidov
3e1dafe3cb dbms: added test (now broken) [#METR-15167]. 2015-02-28 00:07:42 +03:00
Alexey Milovidov
6ee73f0e05 dbms: improved error messages for table function remote [#METR-15145]. 2015-02-28 00:05:56 +03:00
Alexey Milovidov
df2ccb311c dbms: report error when Buffer table refers to itself [#METR-15167]. 2015-02-27 23:39:34 +03:00
Alexey Milovidov
a321aa8108 dbms: added value 2 for setting 'readonly'; ignoring settings from remote client in readonly mode [#METR-15168]. 2015-02-27 23:35:26 +03:00
Alexey Milovidov
8cf8d2d2b7 dbms: addition to test [#METR-15181]. 2015-02-27 20:41:48 +03:00
Alexey Milovidov
82e9bd7058 dbms: added test for prev. revision [#METR-15181]. 2015-02-27 20:40:08 +03:00
Alexey Milovidov
03b1849bac dbms: added aggregate functions quantileTimingWeighted, quantilesTimingWeighted, medianTimingWeighted [#METR-15181]. 2015-02-27 20:38:21 +03:00
Andrey Mironov
c20d5338f0 dbms: StringRef operator std::string made explicit 2015-02-27 17:28:19 +03:00
Andrey Mironov
9d7fd21463 dbms:drastically improve performance by caching current time [#METR-13298] 2015-02-27 16:12:30 +03:00
Andrey Mironov
3f34c733dd dbms: refactor FlatDictionary to use tuple and less macro-code[#METR-13298] 2015-02-27 16:12:30 +03:00
Alexey Arno
ca1c0756c2 dbms: Server: further simplification of memory ordering [#METR-14410] 2015-02-27 15:00:02 +03:00
Alexey Arno
c5b61652ff Merge 2015-02-27 00:38:33 +03:00
Alexey Arno
8456db4740 dbms: Server: updated unit test [#METR-14875] 2015-02-27 00:36:21 +03:00
Alexey Arno
b22532a35a dbms: Server: updated unit test [#METR-14875] 2015-02-26 23:19:51 +03:00
Alexey Arno
09317ca19c dbms: Server: added unit test [#METR-14875] 2015-02-26 20:33:46 +03:00
Andrey Mironov
20eb5013a4 dbms: cache dictionary revamp [#METR-13298] 2015-02-26 17:53:45 +03:00
Andrey Mironov
cc6ac6b930 dbms: implicit conversion operator for StringRef to std::string 2015-02-26 17:53:45 +03:00
Andrey Mironov
70817eb5a6 dbms: move semantics for PODArray 2015-02-26 17:53:45 +03:00
Sergey Magidovich
8df9372d39 Merge 2015-02-26 17:26:21 +03:00
Sergey Magidovich
a26d029b33 Merge 2015-02-26 15:54:41 +03:00
Alexey Milovidov
8a214f8a16 Merge 2015-02-26 00:20:51 +03:00
Evgeniy Gatov
2935f975ea Merge 2015-02-25 23:56:53 +03:00
Alexey Milovidov
b793248b8f dbms: fixed error [#METR-2944]. 2015-02-25 22:45:32 +03:00
Alexey Arno
bfc98adc19 dbms: Server: updated comments [#METR-14410] 2015-02-25 20:40:13 +03:00
Alexey Arno
38ef040ca7 Merge 2015-02-25 20:16:01 +03:00
Alexey Arno
30eee9b656 dbms: Server: fixed race conditions in ParallelReplicas [#METR-14410] 2015-02-25 20:15:31 +03:00
Pavel Kartavyy
d66c1df879 Merge 2015-02-25 18:49:35 +03:00
Evgeniy Gatov
08eb0d0769 Merge 2015-02-25 17:49:57 +03:00
Alexey Arno
d96e9f3f75 dbms: Server: simplified thread-aware order of memory accesses since there are only a few stores that seldom happen [#METR-14410] 2015-02-25 17:28:42 +03:00
Alexey Arno
6f059a07d1 Merge 2015-02-25 17:23:49 +03:00
Alexey Arno
e4875354bb dbms: Server: simplified code and updated settings [#METR-14875] 2015-02-25 17:23:15 +03:00
Alexey Arno
83f763d927 Merge 2015-02-25 15:43:33 +03:00
Alexey Arno
7fdc23c5f2 dbms: Server: fix race conditions [#METR-14410] 2015-02-25 15:43:06 +03:00
Alexey Milovidov
6301f4cc1b dbms: benchmark: actualized [#METR-2944]. 2015-02-25 03:27:19 +03:00
Alexey Milovidov
dbca19b7bc dbms: Arena: added unused method allocContinue (was applied for experiment) [#METR-2944]. 2015-02-23 20:27:13 +03:00
Alexey Milovidov
3894c5968a dbms: addition to prev. revision [#METR-2944]. 2015-02-22 21:09:59 +03:00
Alexey Milovidov
82e782d6f9 dbms: fixed error in prev. revision [#METR-2944]. 2015-02-22 21:02:54 +03:00
Alexey Milovidov
779be55e63 dbms: added test [#METR-2944]. 2015-02-22 20:44:58 +03:00
Alexey Milovidov
dc6259d931 dbms: added aggregation method 'concat' - performance improvement in generic case [#METR-2944]. 2015-02-22 19:09:16 +03:00
Alexey Milovidov
f8f806ff58 dbms: fixed performance issue with very small blocks [#METR-2944]. 2015-02-22 18:31:39 +03:00
Alexey Milovidov
c744e73ba4 dbms: tiny modification [#METR-2944]. 2015-02-22 18:30:31 +03:00
Alexey Milovidov
e34eb1abcf dbms: addition to prev. revision [#METR-2944]. 2015-02-22 14:25:26 +03:00
Alexey Milovidov
0c144eb619 dbms: addition to prev. revision [#METR-2944]. 2015-02-22 13:53:09 +03:00
Alexey Milovidov
664d85e08f dbms: added support for value 'auto' of setting 'max_threads'; using that value by default [#METR-2944]. 2015-02-22 13:50:36 +03:00
Alexey Milovidov
2520c2e610 dbms: added small set optimization for aggregate function uniqHLL12 [#METR-2944]. 2015-02-22 10:23:37 +03:00
Alexey Milovidov
bbd48f8921 dbms: Aggregator: added specialization for many (up to 256 bit) fixed-size keys (up to 3x performance improvement) [#METR-2944]. 2015-02-22 08:53:16 +03:00
Alexey Milovidov
b6f4d3d3e8 dbms: added setting 'group_by_two_level_threshold' for fine tuning [#METR-2944]. 2015-02-22 08:51:16 +03:00
Alexey Milovidov
a838833a30 dbms: improved performance of aggregation by few fixed-size keys (up to 18%) [#METR-2944]. 2015-02-22 05:18:39 +03:00