Commit Graph

199 Commits

Author SHA1 Message Date
Alexey Milovidov
3891f4a230 dbms: improved performance for queries with large aggregation result [#CONV-2944]. 2013-02-03 23:11:21 +00:00
Alexey Milovidov
26a73dae15 dbms: improvement to prev. revision [#CONV-2944]. 2013-02-03 18:45:33 +00:00
Alexey Milovidov
0735bb7d60 dbms: improved performance of queries with large aggregation result [#CONV-2944]. 2013-02-03 18:39:09 +00:00
Alexey Milovidov
70e14f7eb7 dbms: improved performance for queries with large aggregation result [#CONV-2944]. 2013-02-03 18:08:52 +00:00
Alexey Milovidov
23ccc5c0a2 dbms: fixed error with passing settings to remote servers [#CONV-2944]. 2013-02-02 22:24:21 +00:00
Alexey Milovidov
89332f5e45 dbms: addition to prev. revision [#CONV-2944]. 2013-02-01 20:29:22 +00:00
Alexey Milovidov
7cc2871e30 dbms: allowed to send custom settings with query; sending current settings to remote servers for distributed query processing [#CONV-2944]. 2013-02-01 19:02:04 +00:00
Alexey Milovidov
866fde533e dbms: fixed build [#CONV-6561]. 2013-01-23 18:57:46 +00:00
Michael Kolupaev
9b3b82c750 clickhouse: fixed segfault when a table is dropped while in use [#CONV-6561]. 2013-01-23 17:38:03 +00:00
Alexey Milovidov
b9e62fade5 dbms: fixed error after AutoArray [#CONV-2944]. 2013-01-22 16:57:11 +00:00
Alexey Milovidov
70385e1229 Reverted experimental modification [#CONV-2944]. 2013-01-21 06:43:38 +00:00
Alexey Milovidov
c3c69f4441 dbms: addition to prev. revision [#CONV-2944]. 2013-01-21 06:22:00 +00:00
Alexey Milovidov
39abfc625a dbms: improved performance [#CONV-2944]. 2013-01-21 06:10:30 +00:00
Alexey Milovidov
e3a03bf878 dbms: improved performance of HashMap and HashSet [#CONV-2944]. 2013-01-20 23:47:23 +00:00
Alexey Milovidov
1dc0831102 dbms: improved loading time [#CONV-2944]. 2013-01-17 20:31:44 +00:00
Alexey Milovidov
2076cc7d87 dbms: improved loading time [#CONV-2944]. 2013-01-17 20:21:03 +00:00
Alexey Milovidov
3238c9a5ae dbms: probably faster loading [#CONV-2944]. 2013-01-17 19:39:02 +00:00
Alexey Milovidov
2f433b28a9 dbms: probably faster loading [#CONV-2944]. 2013-01-17 19:36:34 +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
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
af17e33cce dbms: addition to prev. revision [#CONV-2944]. 2013-01-05 20:42:18 +00:00
Alexey Milovidov
1348b12d8f dbms: fixed build [#CONV-2944]. 2013-01-05 20:28:19 +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
24df661bdd dbms: development of limits [#CONV-2944]. 2012-12-26 20:29:28 +00:00
Alexey Milovidov
691782329a dbms: development of limits [#CONV-2944]. 2012-12-25 20:36:35 +00:00
Alexey Milovidov
c3cf6626e3 dbms: development of limits [#CONV-2944]. 2012-12-25 19:28:59 +00:00
Alexey Milovidov
44014d8530 dbms: added functions based on dictionaries [#CONV-2944]. 2012-12-21 19:48:47 +00:00
Alexey Milovidov
59e197bc88 dbms: added Dictionaries [#CONV-2944]. 2012-12-19 20:15:15 +00:00
Alexey Milovidov
3f92ee5229 dbms: prepared to use functions with dictionaries [#CONV-2944]. 2012-12-18 20:06:36 +00:00
Alexey Milovidov
e7047b2609 dbms: fixed error [#CONV-2944]. 2012-12-17 17:21:09 +00:00
Alexey Milovidov
b312f42808 dbms: reverted previous modification [#CONV-2944]. 2012-12-16 00:23:41 +00:00
Alexey Milovidov
62a8ecc749 dbms: probably improved performance of inserting, merging and sorting [#CONV-2944]. 2012-12-15 23:10:14 +00:00
Alexey Milovidov
22de09547e dbms: added EXISTS TABLE query [#CONV-2944]. 2012-12-15 03:09:04 +00:00
Michael Kolupaev
42073f42ec clickhouse: added support for SAMPLE clause of SELECT query (works only in merge tree storage) [#6201]. 2012-12-12 14:25:55 +00:00
Alexey Milovidov
12afcb64ed Better diagnostics [#CONV-2807]. 2012-11-08 18:30:49 +00:00
Alexey Milovidov
bf34570669 dbms: fixed subqueries [#CONV-2944]. 2012-11-07 19:56:21 +00:00
Alexey Milovidov
f5419d3d5a dbms: development of connection pool with failover [#CONV-2944]. 2012-11-06 18:20:00 +00:00
Alexey Milovidov
02b95a2297 dbms: improved distributed query processing [#CONV-2944]. 2012-10-30 20:15:07 +00:00
Alexey Milovidov
b205d51215 dbms: fixed error with 'SELECT count() FROM t' query [#CONV-2944]. 2012-10-29 06:19:49 +00:00
Alexey Milovidov
e30260d9fa dbms: added parametric aggregate functions; added aggregate function 'quantile' [#CONV-2944]. 2012-10-29 02:58:52 +00:00
Alexey Milovidov
fa0dc68533 dbms: clearing temporary columns while executing query - improved performance (not tested) [#CONV-2944]. 2012-10-25 20:20:46 +00:00
Alexey Milovidov
544dd9a596 dbms: probably fixed error with aggregate function serialization (incomplete) [#CONV-2944]. 2012-10-24 18:14:36 +00:00
Alexey Milovidov
c1f67a439d dbms: fixed error with filter (WHERE, HAVING) [#CONV-2944]. 2012-10-12 20:34:33 +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
8bd7825459 dbms: development [#CONV-2944]. 2012-09-27 18:27:05 +00:00
Alexey Milovidov
20d1415938 dbms: fixed error [#CONV-2944]. 2012-09-12 19:58:38 +00:00
Alexey Milovidov
c584e302e5 dbms: fixed race [#CONV-2944]. 2012-09-12 18:49:21 +00:00
Alexey Milovidov
44aa02f806 dbms: development [#CONV-2944]. 2012-08-27 05:13:14 +00:00
Alexey Milovidov
3118d7ae1f dbms: development [#CONV-2944]. 2012-08-26 02:08:18 +00:00