170 Commits

Author	SHA1	Message	Date
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
Andrey Mironov	731be3e7cf	Merge	2014-11-12 13:37:47 +03:00
Andrey Mironov	0bfd35e5c7	dbms: defaulted columns support for ALTER, currently without type deduction and checking.	2014-10-16 17:37:01 +04:00
Andrey Mironov	6f7997ce11	dbms: prohibit inserting materialized columns, support create as and similar queries. [#METR-12739]	2014-10-10 19:45:43 +04:00
Alexey Milovidov	58982a2530	dbms: fixed error [#METR-11587].	2014-10-08 05:54:26 +04:00
Alexey Milovidov	bae467c493	dbms: preparation [#METR-2944].	2014-08-23 00:14:53 +04:00
Andrey Mironov	beca178f2f	dbms: support WITH TOTALS without GROUP BY	2014-08-08 10:10:12 +04:00
Michael Kolupaev	0a67d151bd	dbms: updated all usages of NamesAndTypesPair to new field names. [#METR-10202]	2014-07-09 15:54:26 +04:00
Alexey Milovidov	f107415f75	dbms: fixed error; more diagnostics for GLOBAL subqueries [#METR-11370].	2014-07-07 01:59:20 +04:00
Alexey Milovidov	8643f02ac0	dbms: reworked GLOBAL subqueries (probably doesn't work) [#METR-11370].	2014-07-06 23:48:39 +04:00
Alexey Milovidov	e7722f50b1	dbms: JOINs: development [#METR-11370].	2014-07-06 04:19:49 +04:00
Alexey Milovidov	18f670defa	dbms: JOINs: development [#METR-11370].	2014-07-05 00:30:06 +04:00
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	bfff8ab715	dbms: JOINs: development [#METR-11370].	2014-06-13 06:05:05 +04:00
Alexey Milovidov	1ba07d65ad	dbms: development [#METR-11370].	2014-06-13 03:21:38 +04:00
Alexey Milovidov	0ba0894a90	dbms: JOINs: development [#METR-11370].	2014-06-12 08:04:47 +04:00
Michael Kolupaev	4cee45e004	dbms: better optimization of ARRAY JOIN; tests for it. [#METR-11017]	2014-04-30 23:19:35 +04:00
Sergey Fedorov	add1b80d7a	dbms: fixed global_in inside aggregate function. [METR-10974]	2014-04-29 20:53:01 +04:00
Alexey Milovidov	b5c63dade9	Merge	2014-04-12 20:11:06 +04:00
Pavel Kartavyy	3974dd8e1d	dbms: in refactoring [#METR-10498]	2014-04-10 12:57:01 +04:00
Pavel Kartavyy	6a15b2b588	dbms: in refactoring [#METR-10498]	2014-04-09 14:32:52 +04:00
Alexey Milovidov	9dad91788b	Improvement [#METR-2807].	2014-04-08 11:47:51 +04:00
Pavel Kartavyy	049db94426	dbms: development [#METR-10498]	2014-04-07 20:29:25 +04:00
Pavel Kartavyy	bdeee5386b	dbms: development [#METR-10498] ... Signed-off-by: Pavel Kartavyy <kartavyy@yandex-team.ru>	2014-04-07 20:29:25 +04:00
Sergey Fedorov	fff1593bd9	dbms: Sending only required external tables to remote servers [METR-10071]	2014-04-01 18:06:58 +04:00
Michael Kolupaev	d42352149d	dbms: DISTINCT before ORDER BY. [#METR-9627]	2014-03-28 20:08:48 +04:00
Michael Kolupaev	25f5d03f77	dbms: (Warning: this commit makes clickhouse distributed queries incompatible with previous versions) Improved distributed query processing: more stages and optimizations are now made on remote side. Significantly reduced spaghettiness of InterpreterSelectQuery. [#METR-10616]	2014-03-28 16:13:58 +04:00
Michael Kolupaev	852d35615c	dbms: Fixed a bug. [#METR-10615]	2014-03-27 23:50:02 +04:00
Alexey Milovidov	26848b6803	dbms: added pretty-formatting for GLOBAL IN; pedantic modifications in comments [#METR-10071].	2014-03-27 21:58:25 +04:00
Sergey Fedorov	003c7b30cd	dbms: fixes and more comments on 'Global in' and external tables behavior [METR-10071]	2014-03-27 16:06:45 +04:00
Sergey Fedorov	f0aae9604a	dbms: Global in function, sexternal tables transfers to remote servers [METR-10071]	2014-03-27 16:06:45 +04:00
Sergey Fedorov	6f85a12692	dbms: fixed variable names, temporary tables are now external tables, in distributed query external table now always will be send to remote servers [METR-10071]	2014-03-27 16:06:45 +04:00
Sergey Fedorov	a17a57c425	client: external data sending from client to server [METR-10071]	2014-03-27 16:06:45 +04:00
Michael Kolupaev	262ffcd74b	Fixed parametric aggregate functions in totals. [#METR-10566]	2014-03-25 22:16:40 +04:00
Michael Kolupaev	280dd19e63	Fixed SELECT without table. [#METR-10202]	2014-03-20 21:05:22 +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
Michael Kolupaev	67c563a4d3	Added locks to IStorage. Some race conditions are fixed, some are introduced, along with some possible deadlocks. [#METR-10202]	2014-03-19 14:45:13 +04:00
Michael Kolupaev	420d5696ea	clickhouse: fixed ARRAY JOIN in distributed queries without WHERE and aggregation. [#METR-10349]	2014-03-14 12:30:50 +04:00
Alexey Milovidov	34ef806287	dbms: fixed error [#METR-10377].	2014-03-12 21:15:14 +04:00
Michael Kolupaev	d3874a1202	clickhouse: subqueries in IN update progress and can be cancelled (and added missing files). [#METR-10102]	2014-03-04 21:56:24 +04:00
Pavel Kartavyy	95c801b2c6	Revert "clickhouse: subqueries in IN update progress and can be cancelled. [#METR-10102]" ... This reverts commit 98eb21cee309e52fc8be378ebd7cec757b38300f.	2014-03-04 18:19:32 +04:00
Michael Kolupaev	9c3297f3a1	clickhouse: subqueries in IN update progress and can be cancelled. [#METR-10102]	2014-03-04 15:26:55 +04:00
Michael Kolupaev	789be91e46	clickhouse: fixed putting totals everywhere. [#METR-9365]	2014-03-04 11:59:38 +04:00
Sergey Fedorov	967677e8cf	table functions: refixed table function analyzation in expression analyzer [METR-9750]	2014-02-28 17:28:42 +04:00
Michael Kolupaev	b0f079be0d	setting for totals threshold with AFTER_HAVING_AUTO. [#METR-10223]	2014-02-27 17:12:56 +04:00
Michael Kolupaev	d83ff9ceb2	clickhouse: totals modes. [#METR-9365]	2014-02-27 16:53:38 +04:00