Commit Graph

34 Commits

Author SHA1 Message Date
Alexey Milovidov
be394f2c84 Using std::shared_ptr for data types [#METR-21503]. 2016-05-28 10:48:40 +03:00
Alexey Milovidov
bde00e80cc Added missing modifications [#METR-20892]. 2016-04-15 19:07:58 +03:00
Alexey Milovidov
7301154faf Fixed error in function quantilesTiming [#METR-20821]. 2016-04-11 20:52:20 +03:00
Alexey Milovidov
d06a5906bf Quantiles: better [#METR-20381]. 2016-03-13 22:00:59 +03:00
Alexey Milovidov
745a29949e Updated comment [#METR-20381]. 2016-03-13 18:01:36 +03:00
Alexey Milovidov
bcd6875d6f Fixed off-by-one errors in aggregate functions quantileTiming and quantileExactWeighted [#METR-20381]. 2016-03-13 17:40:27 +03:00
Alexey Milovidov
a9b8677c26 Aggregate function quantileTiming: improved performance, lowered memory usage, lowered network traffic and improved precision [#METR-20359]. 2016-03-12 10:22:58 +03:00
Alexey Milovidov
8b36994d88 Attempt to improve performance and memory usage of quantileTiming aggregate function [#METR-20359]. 2016-03-12 00:43:59 +03:00
Alexey Milovidov
ced97fc586 Lowered size of uncompressed serialized state of aggregate function quantileTiming about 20 times in average; improved performance of distributed queries [#METR-20359]. 2016-03-11 06:43:16 +03:00
Alexey Milovidov
bb88a1e1bf dbms: quantiles: allowed parameters in non-increasing order [#METR-18778]. 2015-11-24 00:33:43 +03:00
Alexey Milovidov
6584d9ca6c dbms: better [#METR-2944]. 2015-11-21 21:56:54 +03:00
Alexey Milovidov
2c67747a0d dbms: implemented quantilesTDigest and quantilesTDigestWeighted aggregate functions [#METR-19024]. 2015-11-21 17:04:43 +03:00
Alexey Milovidov
dc04cb7b88 dbms: addition to prev. revision [#METR-18778]. 2015-11-15 12:14:22 +03:00
Alexey Milovidov
2870fbb655 dbms: moved file [#METR-18778]. 2015-11-15 12:06:53 +03:00
Alexey Milovidov
49580a9048 dbms: added aggregate function quantileExactWeighted and companions [#METR-18778]. 2015-11-15 11:31:08 +03:00
Alexey Milovidov
a2efbc1efc dbms: renamed functions [#METR-18778]. 2015-11-15 09:23:44 +03:00
Alexey Milovidov
f353711e5e dbms: improved performance of quantile and quantileDeterministic aggregate functions [#METR-18778]. 2015-11-15 08:52:41 +03:00
Alexey Milovidov
4c87ec04b4 dbms: quantileExact: initial implementation [#METR-18778]. 2015-11-15 06:11:24 +03:00
Alexey Milovidov
02fcbbbdd5 dbms: better [#METR-2944]. 2015-11-11 05:04:23 +03:00
Alexey Milovidov
bb283e6602 dbms: added support for different numeric types in function has [#METR-18382]. 2015-10-12 10:05:54 +03:00
Alexey Milovidov
fefd3791f1 Moved files [#METR-17973]. 2015-10-05 03:33:43 +03:00
Andrey Mironov
914e74f796 dbms: fix quantilesTiming for levels specified in non-increasing order [#METR-14503] 2015-08-20 19:47:10 +03:00
Alexey Milovidov
03b1849bac dbms: added aggregate functions quantileTimingWeighted, quantilesTimingWeighted, medianTimingWeighted [#METR-15181]. 2015-02-27 20:38:21 +03:00
Alexey Milovidov
f1dba5e341 dbms: improved performance of function regionToName [#METR-11434]. 2014-06-04 05:00:09 +04:00
Alexey Milovidov
0abc554493 dbms: tracking amount of memory usage per query [#METR-11015]. 2014-05-04 02:57:43 +04:00
Alexey Milovidov
651e593bb2 dbms: fixed error with aggregate function quantileTiming [#METR-10597]. 2014-03-26 04:34:00 +04:00
Michael Kolupaev
262ffcd74b Fixed parametric aggregate functions in totals. [#METR-10566] 2014-03-25 22:16:40 +04:00
Alexey Milovidov
7ed3228660 dbms: removed one virtual function call in aggregation inner loop [#METR-2944]. 2013-12-22 08:06:30 +00:00
Alexey Milovidov
9a4d300a10 dbms: aggregate function quantileTiming: added (deterministic) randomization [#CONV-2944]. 2013-10-20 03:57:28 +00:00
Alexey Milovidov
87763e0c95 dbms: AggregateFunctionQuantileTiming: small object optimization [#CONV-8850]. 2013-09-30 04:51:57 +00:00
Alexey Milovidov
d7080d8d7a dbms: quantiles returning NaN for empty state [#CONV-8799]. 2013-09-24 19:56:33 +00:00
Alexey Milovidov
5fa9b57648 dbms: aggregate function quantileIf: returning default value on empty [#CONV-8713]. 2013-09-14 22:11:06 +00:00
Alexey Milovidov
e86fad7304 dbms: fixed comment [#CONV-8223]. 2013-07-27 20:02:35 +00:00
Alexey Milovidov
6356f41105 dbms: added aggregate functions quantileTiming, quantilesTiming [#CONV-8223]. 2013-07-27 19:57:45 +00:00