Commit Graph

316 Commits

Author SHA1 Message Date
Alexey Milovidov
d21307c535 dbms: fixed error with views [#METR-18748]. 2015-11-10 23:07:38 +03:00
Alexey Arno
29dc5f91d1 Merge 2015-11-06 20:44:01 +03:00
Andrey Mironov
37ba429c1e dbms: handle ALIAS columns differently, support them in ARRAY JOIN. [#METR-18221] 2015-10-29 18:42:40 +03:00
Alexey Milovidov
23144fb2c1 Revert "dbms: fixed error with ARRAY JOIN, ORDER BY and LIMIT when no aggregation and joined arrays is not used before ORDER BY [#METR-18534]."
This reverts commit d5a33de26e7f69f65d7c056394e6a1d70b3a3f2a.
2015-10-27 03:50:01 +03:00
Alexey Milovidov
6affd9f342 dbms: fixed error with ARRAY JOIN, ORDER BY and LIMIT when no aggregation and joined arrays is not used before ORDER BY [#METR-18534]. 2015-10-23 22:05:21 +03:00
Alexey Arno
5f17c9d55d Merge 2015-10-12 17:53:16 +03:00
Alexey Milovidov
767a3c8090 dbms: fixed error with WITH TOTALS in subquery with distributed table with one shard and LIMIT [#METR-17561]. 2015-09-04 22:40:55 +03:00
Alexey Milovidov
845758e378 Merge 2015-08-03 23:12:23 +03:00
Alexey Milovidov
70f4887d74 dbms: tiny modifications [#METR-2944]. 2015-08-03 23:11:57 +03:00
Alexey Milovidov
5b0b5dc9cf dbms: added memory-efficient mode of distributed aggregation [#METR-17536]. 2015-07-31 02:41:02 +03:00
Alexey Milovidov
6acbf3db3e dbms: fixed progress bar for INSERT SELECT and CREATE AS SELECT queries [#METR-17470]. 2015-07-25 13:38:52 +03:00
Alexey Milovidov
d660d987ce dbms: FULL and RIGHT JOIN: development [#METR-15418]. 2015-07-22 22:43:09 +03:00
Alexey Milovidov
b0387d5ccf dbms: FULL and RIGHT JOINs: partial implementation [#METR-15418]. 2015-07-22 05:59:47 +03:00
Alexey Milovidov
d44cc0ca08 dbms: preparations [#METR-15418]. 2015-07-22 04:46:35 +03:00
Alexey Milovidov
71ae4a9931 dbms: preparation [#METR-15418]. 2015-07-22 03:59:22 +03:00
Alexey Milovidov
ca17e5f14a dbms: FULL and RIGHT JOIN: preparation [#METR-15418]. 2015-07-22 00:29:02 +03:00
Alexey Milovidov
45bfe8e361 dbms: fixed error with DISTINCT [#METR-17364]. 2015-07-21 00:43:53 +03:00
Alexey Milovidov
c0e029bb1b dbms: renamed ColumnWithNameAndType to ColumnWithTypeAndName for clarification [#METR-2944]. 2015-07-17 04:27:35 +03:00
Alexey Milovidov
6815bd7c00 dbms: addition to prev. revision [#METR-15553]. 2015-07-15 05:58:28 +03:00
Alexey Milovidov
bc3a0de6ab dbms: fixed GLOBAL IN inside subquery [#METR-15553]. 2015-07-15 05:52:19 +03:00
Alexey Milovidov
226731128b dbms: get rid of columns inside Context [#METR-15553]. 2015-07-15 04:26:35 +03:00
Alexey Arno
aa30036fd4 dbms: Server: Cosmetic changes that make easier to read, understand, and maintain the code that handles UNION ALL. [#METR-14099] 2015-07-13 18:02:29 +03:00
Alexey Arno
135cac6d77 dbms: Server: Performance improvement. [#METR-16778] 2015-07-11 18:16:59 +03:00
Alexey Arno
8410736612 dbms: Server: Correctly handle backward linking of SELECT queries inside UNION ALL. [#METR-16778] 2015-07-11 03:44:45 +03:00
Alexey Arno
10b695465a dbms: Server: Fixed the bug in a much nicer way: InterpreterSelectQuery does not split anymore its AST. [#METR-16778] 2015-07-10 21:26:46 +03:00
Alexey Milovidov
0719320758 dbms: improvement [#METR-2944]. 2015-06-18 05:11:05 +03:00
Alexey Milovidov
51be2693ee dbms: addition to SETTINGS [#METR-16354]. 2015-06-06 23:00:08 +03:00
Alexey Milovidov
854a2f4cc8 dbms: added optional section SETTINGS to SELECT query [#METR-16354]. 2015-06-06 00:28:04 +03:00
Alexey Milovidov
0984363b9c dbms: removed passing DataTypeFactory everywhere [#METR-16545]. 2015-05-28 06:49:28 +03:00
Alexey Milovidov
566b62854b dbms: more unform distribution of work among threads (experimental) [#METR-2944]. 2015-05-11 03:11:22 +03:00
Alexey Milovidov
c57063be27 Merge 2015-05-07 02:35:54 +03:00
Alexey Milovidov
a5afb7a863 dbms: cut dependency [#METR-2944]. 2015-05-07 02:35:37 +03:00
Alexey Arno
8ff005e909 dbms: Server: Fixed incorrect behavior with the DISTINCT keyword [#METR-14408] 2015-05-05 17:02:57 +03:00
Alexey Arno
14823c82a5 dbms: Server: Added comment. [#METR-15354] 2015-04-30 16:00:56 +03:00
Alexey Arno
999bc75dfe dbms: Server: Removed unneeded optimization (ii). [#METR-14408] 2015-04-23 16:16:42 +03:00
Alexey Arno
7a755007eb dbms: Server: Removed unneeded optimization. [#METR-14408] 2015-04-23 16:09:43 +03:00
Alexey Arno
a15052e0e6 Merge 2015-04-23 15:57:39 +03:00
Alexey Arno
80850909c7 Merge 2015-04-23 14:07:15 +03:00
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
Alexey Arno
d29f019981 Apply required fixes [#METR-14099] 2014-12-17 18:56:52 +03:00
Alexey Arno
f8cb28cf07 Apply required fixes [#METR-14099]. 2014-12-17 18:56:52 +03:00
Andrey Mironov
3ebfd2fb7f dbms: pass proper context into Storage::read(). [#METR-14179]
This reverts commit 34b3f738a67432b44f6f69238dd1529535984d1a.
2014-12-17 17:19:07 +03:00
Andrey Mironov
49e322a045 Revert "dbms: pass proper context into Storage::read(). [#METR-14179]"
This reverts commit c0800b74a6fa338d29a65111599aa1fe71b67201.
2014-12-16 19:22:57 +03:00
Andrey Mironov
fc9472ba47 dbms: pass proper context into Storage::read(). [#METR-14179] 2014-12-16 15:40:25 +03:00
Alexey Arno
8cdc779c9c Add fix: temporarily turn off UNION ALL support for SELECT queries because it breaks functional tests. [#METR-14099] 2014-12-16 15:06:51 +03:00
Alexey Arno
50e4692b30 Fix typo [#METR-14099]. 2014-12-15 19:07:50 +03:00
Alexey Arno
819b3bd6ac Code cleanups [#METR-14099]. 2014-12-15 19:07:50 +03:00
Alexey Arno
9dd48cbf36 Simplify code [#METR-14099]. 2014-12-15 19:07:50 +03:00
Alexey Arno
53318492a0 Add optimization in InterpreterSelectQuery that tries to minimize quantity of stream mergings. 2014-12-15 19:07:50 +03:00
Alexey Arno
c58030d339 Code cleanup 2014-12-15 19:07:49 +03:00
Alexey Arno
8995500f14 Add initial support for SELECT requests chained by UNION ALL. 2014-12-15 19:07:49 +03:00