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19 Commits

Author SHA1 Message Date
Alexey Milovidov
897752de16 dbms: unified hash tables: development [#METR-2944]. 2014-04-29 04:28:18 +04:00
Alexey Milovidov
8232983714 dbms: unified hash tables: development [#METR-2944]. 2014-04-28 05:48:24 +04:00
Alexey Milovidov
0fe0e21c4b dbms: added aggregate function uniqExact [#METR-2944]. 2014-02-02 09:08:06 +00:00
Alexey Milovidov
40464a0123 dbms: added new aggregation method [#CONV-2944]. 2013-09-15 10:53:10 +00:00
Alexey Milovidov
73c3fa0f8a dbms: probably improved aggregation [#CONV-2944]. 2013-09-15 07:17:26 +00:00
Alexey Milovidov
08e6150fe9 SipHash: more handy [#CONV-2944]. 2013-08-28 17:13:43 +00:00
Alexey Milovidov
d3d9aa327e dbms: improved performance of aggregation by many fields: lowered number of allocs; more direct memory layout; don't use temporary Fields; lowered memory consumption [#CONV-2944]. 2013-06-30 16:56:00 +00:00
Alexey Milovidov
b73bbbd7a7 dbms, sqxxl: fixed error [#CONV-7289]. 2013-04-13 00:56:07 +00:00
Alexey Milovidov
4403d1a51e dbms: added missing modification [#CONV-2944]. 2013-02-17 23:28:52 +00:00
Alexey Milovidov
e9a9124069 dbms: continuing improvement (incomplete) [#CONV-2944]. 2013-02-08 20:34:30 +00:00
Alexey Milovidov
d4c64603a2 dbms: improvement of aggregation (incomplete) [#CONV-2944]. 2013-02-08 19:34:44 +00:00
Alexey Milovidov
e7093907ef dbms: improved performance of aggregation [#CONV-2944]. 2013-01-08 19:41:22 +00:00
Alexey Milovidov
865130d3b6 dbms: improved performance (less copies of fields) [#CONV-2944]. 2013-01-07 06:47:15 +00:00
Alexey Milovidov
7b3f533ecd Using own Field class instead of boost::variant (experimental) [#CONV-2944]. 2013-01-05 20:03:19 +00:00
Alexey Milovidov
2eee93e1d5 dbms: improved performance of aggregation by many fields; fixed error in function concat [#CONV-2944]. 2012-10-07 06:30:10 +00:00
Alexey Milovidov
51d9240f74 dbms: tiny modifications [#CONV-2944]. 2012-10-07 00:23:36 +00:00
Alexey Milovidov
cc1dc34b9e ███████████: UserAgent: slightly better [#CONV-2807]. 2012-09-17 07:54:49 +00:00
Alexey Milovidov
9cd4ad0a9a dbms: development [#CONV-2944]. 2012-08-23 23:49:28 +00:00
Alexey Milovidov
fc0088bfd3 dbms: development [#CONV-2944]. 2012-08-23 20:22:44 +00:00