Commit Graph

647 Commits

Author SHA1 Message Date
Alexey Milovidov
108a7850a5 dbms: improved performance on short queries [#METR-11571]. 2014-06-26 04:58:14 +04:00
Alexey Milovidov
29e8538f25 dbms: JOINs: development [#METR-11370]. 2014-06-13 13:07:20 +04:00
Alexey Milovidov
1ba07d65ad dbms: development [#METR-11370]. 2014-06-13 03:21:38 +04:00
Alexey Milovidov
119f3377a8 dbms: modified hash function for ints [#METR-2944]. 2014-05-21 06:19:44 +04:00
Alexey Milovidov
8b5be77c11 dbms: updated test [#METR-2944]. 2014-05-19 11:17:15 +04:00
Alexey Milovidov
c99921fc14 dbms: tiny improvement [#METR-2944]. 2014-05-19 08:54:54 +04:00
Alexey Milovidov
ea3a22102d dbms: MemoryTracker: added whitespace [#METR-11015]. 2014-05-10 04:29:50 +04:00
Alexey Milovidov
9a6691aa6b dbms: MemoryTracker: fixed error [#METR-11015]. 2014-05-08 19:54:51 +04:00
Michael Kolupaev
8ea2b0f7a7 dbms: human readable sizes logged in MemoryTracker. [#METR-11015] 2014-05-08 16:00:47 +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
734acc10c2 dbms: experiments with hash tables: removed code of unsuccessful method of parallel aggregation [#METR-2944]. 2014-05-03 20:35:18 +04:00
Alexey Milovidov
2b13e02d3c dbms: fixed error [#METR-2944]. 2014-05-03 20:03:49 +04:00
Alexey Milovidov
2dc708e70c dbms: experiments with hash tables [#METR-2944]. 2014-05-03 05:45:34 +04:00
Alexey Milovidov
04cb4d878b dbms: experiments with hash tables [#METR-2944]. 2014-05-03 04:08:35 +04:00
Alexey Milovidov
4aa1b5963b dbms: continue [#METR-2944]. 2014-05-02 19:48:03 +04:00
Alexey Milovidov
b394bc5a61 dbms: experiments with hash tables [#METR-2944]. 2014-05-02 16:49:39 +04:00
Alexey Milovidov
8232983714 dbms: unified hash tables: development [#METR-2944]. 2014-04-28 05:48:24 +04:00
Alexey Milovidov
b7092a7ab1 Merge 2014-04-28 00:47:28 +04:00
Alexey Milovidov
63cff6a5a4 Improvement [#METR-2807]. 2014-04-08 11:58:53 +04:00
Alexey Milovidov
9dad91788b Improvement [#METR-2807]. 2014-04-08 11:47:51 +04:00
Alexey Milovidov
eba3126077 dbms: style [#METR-10071]. 2014-03-27 23:09:23 +04:00
Pavel Kartavyy
e060784ecc fixed build 2014-03-26 18:45:50 +04:00
Pavel Kartavyy
4042069b3e fixed build 2014-03-26 18:08:00 +04:00
Michael Kolupaev
e10125a052 Using IStorage locks properly in most places. Got rid of StoragePtr and DatabaseDropper. Drops are now synchronous. [#METR-10202] 2014-03-20 14:59:45 +04:00
Alexey Milovidov
c55f193711 dbms: development [#METR-2944]. 2014-03-17 06:06:26 +04:00
Alexey Milovidov
315a3c200a dbms: development [#METR-2944]. 2014-03-17 06:01:03 +04:00
Sergey Fedorov
655e0d4934 virtual columns: fixed bug with Group by virtual column, bug when column appears in result more than once [METR-9172] 2014-02-26 14:59:56 +04:00
Michael Kolupaev
df2e012943 clickhouse: added LRUCache and changed UncompressedCache to use it; added a test, fixed another test. [#METR-9633] 2014-02-11 11:05:02 +00:00
Alexey Milovidov
cb91ab992d dbms: fixed error [#METR-2944]. 2014-01-04 11:43:16 +00:00
Alexey Milovidov
fd414800d5 dbms: added ProfileEvents system [#METR-2944]. 2014-01-03 08:20:13 +00:00
Alexey Milovidov
08e6150fe9 SipHash: more handy [#CONV-2944]. 2013-08-28 17:13:43 +00:00
Alexey Milovidov
fe0dd1d0b2 dbms: improvement [#CONV-2944]. 2013-06-21 20:34:19 +00:00
Alexey Milovidov
f8c17efe81 dbms: modified test [#CONV-2944]. 2013-02-01 18:56:09 +00:00
Alexey Milovidov
70385e1229 Reverted experimental modification [#CONV-2944]. 2013-01-21 06:43:38 +00:00
Alexey Milovidov
39abfc625a dbms: improved performance [#CONV-2944]. 2013-01-21 06:10:30 +00:00
Alexey Milovidov
af42c9a5cc dbms: tiny modification of AutoArray; updated test for AutoArray [#CONV-2944]. 2013-01-09 12:06:21 +00:00
Alexey Milovidov
f34cc1e38d dbms: updated test [#CONV-2944]. 2013-01-09 11:27:29 +00:00
Alexey Milovidov
f800b5b769 dbms: using special array for Row and instead of std::vector<AggregateFunctionPlainPtrs> (experimental) [#CONV-2944]. 2013-01-07 00:57:43 +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
e0f951245a dbms: development 2010-06-04 18:25:25 +00:00
Alexey Milovidov
f0afeaf7e9 dbms: development. 2010-05-24 18:58:14 +00:00
Alexey Milovidov
6609ba4c1b dbms: development. 2010-05-13 16:13:38 +00:00
Alexey Milovidov
8c8fe0439f dbms: development. 2010-03-18 20:52:28 +00:00
Alexey Milovidov
6ef3ffc267 dbms: development. 2010-03-18 19:32:14 +00:00
Alexey Milovidov
b39fe534ac dbms: development. 2010-03-03 19:48:02 +00:00
Alexey Milovidov
110cf04c2f dbms: development. 2010-03-01 18:03:12 +00:00
Alexey Milovidov
d1016346bf DB: development. 2010-03-01 16:59:51 +00:00