228 Commits

Author	SHA1	Message	Date
Alexey Arno	543afcf58f	dbms: Server: More correct logic. It does not change functionality, but it adds coherency. [#METR-14408]	2015-04-22 01:28:42 +03:00
Alexey Arno	5136ffb2a6	dbms: Server: Simplified code. [#METR-14408]	2015-04-21 18:12:08 +03:00
Alexey Arno	8a317f076d	Merge	2015-04-17 16:56:29 +03:00
Alexey Milovidov	114b3de689	dbms: cut dependencies [#METR-2944].	2015-04-16 09:12:35 +03:00
Alexey Milovidov	0535438ea4	dbms: fixed bad code with GLOBAL operations [#METR-15144].	2015-03-15 11:05:28 +03:00
Alexey Milovidov	db2956eb73	dbms: removing duplicate elements from ORDER BY [#METR-2944].	2015-03-12 06:31:15 +03:00
Alexey Milovidov	ae4c458c5b	dbms: more uniform distribution of work among threads [#METR-2944].	2015-03-08 01:00:58 +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 Arno	b5105ecdf7	dbms: Server: fixed bug in UNION ALL [#METR-15077]	2015-02-13 14:40:58 +03:00
Alexey Arno	e8902aa644	dbms: Server: queries with several replicas: fixes [#METR-14410]	2015-02-09 01:37:55 +03:00
Alexey Arno	35356191c9	dbms: Server: queries with several replicas: development [#METR-14410]	2015-02-03 16:36:33 +03:00
Alexey Arno	28570a12ce	dbms: Server: queries with several replicas: development [#METR-14410]	2015-02-03 16:36:13 +03:00
Alexey Arno	e86abf0311	dbms: Server: queries with several replicas: development [#METR-14410]	2015-02-03 16:36:12 +03:00
Alexey Milovidov	ee98a3babc	dbms: fixed error with 'max_distributed_connections = 1' [#METR-14855].	2015-02-01 11:02:18 +03:00
Alexey Milovidov	d7e8251ad2	dbms: fixed error with IN [#METR-14678].	2015-01-22 23:56:40 +03:00
Alexey Milovidov	9947387bef	dbms: added distributed sorting [#METR-2944].	2015-01-18 11:27:28 +03:00
Alexey Milovidov	715f5bf8d1	dbms: fixed error with GLOBAL IN when one of shard is localhost [#METR-14557].	2015-01-14 05:44:25 +03:00
Alexey Milovidov	a7a988bdc3	dbms: removed setting asynchronous (useless, obsolete) [#METR-2944].	2015-01-13 03:36:26 +03:00
Alexey Milovidov	1f3e691fff	dbms: addition to prev. revision [#METR-2944].	2015-01-13 03:11:47 +03:00
Alexey Milovidov	ba732b6ba3	dbms: removed SplittingAggregator [#METR-2944].	2015-01-13 03:08:36 +03:00
Alexey Milovidov	a7a2712630	dbms: compiled aggregator: development [#METR-2944].	2015-01-10 05:30:03 +03:00
Alexey Milovidov	41a7fc50d6	dbms: added support for external sorting [#METR-2944].	2015-01-07 20:19:23 +03:00
Alexey Milovidov	8620b80d99	dbms: fixed collations; preparation to external sorting [#METR-2944].	2015-01-07 18:30:11 +03:00
Alexey Milovidov	6212e7080b	dbms: more scalable aggregator: development [#METR-2944].	2015-01-03 09:49:32 +03:00
Alexey Milovidov	221efeb82a	dbms: more scalable aggregator: development [#METR-2944].	2015-01-03 06:18:49 +03:00
Alexey Arno	2cdffef31c	dbms: Server: minimize the number of calls to executeUnion(). [#METR-14099]	2014-12-27 00:37:38 +03:00
Alexey Arno	b288819e2e	dbms: Server: add small performance improvement. [#METR-14099]	2014-12-26 13:35:03 +03:00
Alexey Arno	42b09c417e	dbms: Server: fix style. [#METR-14099]	2014-12-25 19:09:23 +03:00
Alexey Arno	461954f17a	dbms: Server: fix typo. [#METR-14099]	2014-12-25 18:29:22 +03:00
Alexey Arno	627143a537	dbms: Server: more optimizations, fixed indentation. [#METR-14099]	2014-12-25 18:27:03 +03:00
Alexey Arno	d52d26dcb5	dbms: Server: more optimizations. [#METR-14099]	2014-12-25 18:27:03 +03:00
Alexey Arno	ae2fb27f9b	dbms: Server: add optimization for UNION ALL queries that do not contain wildcards. [#METR-14099]	2014-12-25 18:27:03 +03:00
Alexey Arno	70d01a1696	dbms: Server: fixed function names according to naming convention, added more comments and functional tests. [#METR-14099]	2014-12-25 13:22:24 +03:00
Alexey Arno	82913caa2a	dbms: Server: update comments. [#METR-14099]	2014-12-24 18:30:15 +03:00
Alexey Arno	3cc4410c50	dbms: Server: add more optimizations and refactoring in InterpreterSelectQuery initialization. [#METR-14099]	2014-12-24 18:30:15 +03:00
Alexey Arno	008668b3da	dbms: Server: add optimization in InterpreterSelectQuery initialization. [#METR-14099]	2014-12-24 18:30:15 +03:00
Alexey Arno	b0256d0990	dbms: Server: Remove boilerplate code. [#METR-14099]	2014-12-24 18:30:15 +03:00
Alexey Arno	9c9db14d95	dbms: Server: second part of the fix for column renaming in UNION ALL queries. [#METR-14099]	2014-12-24 18:30:14 +03:00
Alexey Arno	ece876f05d	dbms: Server: add first part of a fix for column renaming in UNION ALL queries.	2014-12-24 18:30:14 +03:00
Alexey Arno	3cd60f0aef	Merge	2014-12-20 00:26:08 +03:00
Alexey Arno	28055dde55	dbms: Server: fixed typo in function declaration [#METR-14408]	2014-12-20 00:19:48 +03:00
Alexey Milovidov	41a005ba73	dbms: style [#METR-2944].	2014-12-19 21:33:30 +03:00
Alexey Arno	5d23310cea	dbms: Server: execute queries from views with as most parallelism as possible [#METR-14408]	2014-12-19 18:56:12 +03:00
Alexey Arno	d5c8b52f7c	dbms: Server: added better diagnostic in union all type mismatch exceptions. [#METR-14099]	2014-12-19 16:10:48 +03:00
Alexey Arno	84456a08c3	dbms: Server: rewrite expression lists in each SELECT query of the UNION ALL chain, if needed. [#METR-14099]	2014-12-19 16:10:48 +03:00
Alexey Arno	747d2211d6	Remove code that turned out to be redudant. [#METR-14099]	2014-12-17 23:57:21 +03:00
Alexey Arno	d086e8d43a	Code cleanup. [#METR-14099]	2014-12-17 18:56:58 +03:00
Alexey Arno	2dc47c39d5	Update functional tests. Add materialization in UNION ALL queries. [#METR-14099]	2014-12-17 18:56:58 +03:00
Alexey Arno	e363d57e35	Code cleanup. [#METR-14099]	2014-12-17 18:56:52 +03:00
Alexey Arno	09471634b5	Update functional tests. Add materialization in UNION ALL queries. [#METR-14099]	2014-12-17 18:56:52 +03:00