103 Commits

Author	SHA1	Message	Date
Alexey Milovidov	d51e03da61	dbms: added fault injection in memory tracker to more easily reproducing the bug [#METR-19278].	2015-12-23 10:39:28 +03:00
Alexey Milovidov	2aeb48be2d	dbms: added backoff on slow reads [#METR-17579].	2015-12-13 07:52:13 +03:00
Alexey Milovidov	f27bfcdc0b	dbms: temporarily set 'aggregation_memory_efficient_merge_threads' to 1 because of incorrect implementation [#METR-17000].	2015-12-10 05:40:31 +03:00
Alexey Milovidov	0ceb0280f7	dbms: added setting 'aggregation_memory_efficient_merge_threads' [#METR-17000].	2015-12-03 08:03:23 +03:00
Alexey Milovidov	48e840a199	dbms: external aggregation: development [#METR-17000].	2015-11-30 22:57:46 +03:00
Alexey Milovidov	d9bc972a59	dbms: allowed to use index if column is wrapped by piecewise-monotonic functions: initial implementation [#METR-19052].	2015-11-29 11:06:29 +03:00
Alexey Milovidov	2d00e5d84f	dbms: SAMPLE ... OFFSET development: using rational numbers [#METR-18847].	2015-11-20 00:34:53 +03:00
Alexey Milovidov	df3f04cdeb	dbms: fixing warnings in gcc-5 [#METR-18843].	2015-11-16 06:28:10 +03:00
Alexey Arno	29dc5f91d1	Merge	2015-11-06 20:44:01 +03:00
Alexey Milovidov	5e21d6a11d	dbms: implemented TODO [#METR-18472].	2015-10-16 18:36:23 +03:00
Alexey Milovidov	9f5aa6c26e	dbms: Set 'merge_tree_uniform_read_distribution' to true by default [#METR-16457].	2015-10-08 03:09:48 +03:00
Alexey Milovidov	6571769d3b	dbms: added setting 'select_sequential_consistency' [#METR-16779].	2015-09-20 14:54:58 +03:00
Alexey Arno	1cae6e8b54	Merge	2015-09-18 16:36:10 +03:00
Pavel Kartavyy	44c810b228	███████████: split ClickHouse query to several sub queries [#METR-17968]	2015-09-14 11:50:35 +03:00
Alexey Milovidov	aaa70348af	dbms: quorum inserts: development [#METR-16779].	2015-09-09 21:15:36 +03:00
Alexey Milovidov	0ca77545b2	dbms: added setting 'max_concurrent_queries_for_user' [#METR-17965].	2015-09-09 00:01:43 +03:00
Alexey Milovidov	9f38f15294	dbms: pull scheme for GLOBAL subqueries: development [#METR-17758].	2015-09-05 00:39:10 +03:00
Andrey Mironov	e8111d7e07	Merge	2015-09-03 15:07:46 +03:00
Andrey Mironov	288f46936a	Merge	2015-09-02 18:48:10 +03:00
Andrey Mironov	ef356f9267	Merge	2015-09-01 19:09:12 +03:00
Andrey Mironov	84d24ae336	merge branch 'master'	2015-08-31 18:50:06 +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	efc741efb0	dbms: added setting 'distributed_group_by_no_merge' [#METR-17060].	2015-06-28 09:48:42 +03:00
Alexey Milovidov	4cebee36ea	dbms: added setting 'skip_unavailable_shards' [#METR-17059].	2015-06-28 09:38:18 +03:00
Alexey Milovidov	c36fdf0e56	dbms: initial implementation of QueryLog [#METR-16946].	2015-06-26 23:48:10 +03:00
Andrey Mironov	aa7fe63962	dbms: temporarily add merge_tree_uniform_read_distribution setting. [#METR-16457]	2015-06-24 16:22:31 +03:00
Alexey Milovidov	6f3d8f0efc	dbms: added simple priorities system [#METR-16911].	2015-06-21 09:06:04 +03:00
Pavel Kartavyy	665afc2550	dbms: renamed SettingsNetworkCompressionMethod to SettingsCompressionMethod[#METR-16391]	2015-05-22 18:22:36 +03:00
Pavel Kartavyy	65d74a6195	dbms: add network compression method to settings [#METR-16391] ... dbms: add network compression method to settings [#METR-16391]	2015-05-22 18:22:36 +03:00
Andrey Mironov	9b5ff37c09	dbms: set optimize_move_to_prewhere to on by default [#METR-13020]	2015-05-21 19:26:23 +03:00
Alexey Milovidov	8a1ea8cdad	dbms: disabled max_streams_to_max_threads_ratio by default [#METR-2944].	2015-05-12 08:01:43 +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 Arno	44066984cf	Merge	2015-05-07 13:31:50 +03:00
Alexey Milovidov	a5ac7fb70c	dbms: disabled direct IO by default [#METR-15090].	2015-04-16 14:47:17 +03:00
Alexey Arno	ac1e12e8dc	dbms: Server: tweaked comments. [#METR-15090]	2015-04-15 11:45:22 +03:00
Alexey Milovidov	cac503ff82	Merge	2015-04-12 07:39:20 +03:00
Alexey Arno	b5c1932b8c	Merge	2015-04-10 20:51:39 +03:00
Alexey Milovidov	eaa412df2b	dbms: added setting 'strict_insert_defaults' (incomplete) [#METR-15913].	2015-04-10 03:43:08 +03:00
Alexey Milovidov	d3d3329d79	dbms: updated default setting for compiler [#METR-2944].	2015-03-29 12:20:28 +03:00
Alexey Milovidov	904bd9713c	dbms: slightly increased default value of setting 'group_by_two_level_threshold' (it's better, but exact amount is a guess) [#METR-2944].	2015-03-24 03:44:54 +03:00
Alexey Milovidov	0a27283081	dbms: added setting 'force_index_by_date' [#METR-15484].	2015-03-14 04:20:10 +03:00
Alexey Arno	b9260807fd	dbms: Server: feature development. [#METR-15090]	2015-03-11 14:31:09 +03:00
Alexey Arno	380e17b899	dbms: Server: feature development. [#METR-15090]	2015-03-05 17:59:29 +03:00
Alexey Milovidov	f33348442b	dbms: updated default value of setting 'optimize_min_equality_disjunction_chain_length' [#METR-2944].	2015-03-02 08:42:02 +03:00
Alexey Milovidov	a321aa8108	dbms: added value 2 for setting 'readonly'; ignoring settings from remote client in readonly mode [#METR-15168].	2015-02-27 23:35:26 +03:00
Alexey Arno	e4875354bb	dbms: Server: simplified code and updated settings [#METR-14875]	2015-02-25 17:23:15 +03:00
Alexey Milovidov	664d85e08f	dbms: added support for value 'auto' of setting 'max_threads'; using that value by default [#METR-2944].	2015-02-22 13:50:36 +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	3d497e689b	dbms: Server: compilation fix [#METR-14875]	2015-02-18 20:09:06 +03:00
Alexey Arno	4dd8387f2d	dbms: Server: feature development [#METR-14875]	2015-02-18 20:05:25 +03:00