Commit Graph

596 Commits

Author SHA1 Message Date
Alexey Milovidov
82e782d6f9 dbms: fixed error in prev. revision [#METR-2944]. 2015-02-22 21:02:54 +03:00
Alexey Milovidov
dc6259d931 dbms: added aggregation method 'concat' - performance improvement in generic case [#METR-2944]. 2015-02-22 19:09:16 +03:00
Alexey Milovidov
e34eb1abcf dbms: addition to prev. revision [#METR-2944]. 2015-02-22 14:25:26 +03:00
Alexey Milovidov
0c144eb619 dbms: addition to prev. revision [#METR-2944]. 2015-02-22 13:53:09 +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
bbd48f8921 dbms: Aggregator: added specialization for many (up to 256 bit) fixed-size keys (up to 3x performance improvement) [#METR-2944]. 2015-02-22 08:53:16 +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 Milovidov
a838833a30 dbms: improved performance of aggregation by few fixed-size keys (up to 18%) [#METR-2944]. 2015-02-22 05:18:39 +03:00
Alexey Milovidov
f7ef574ed2 dbms: improved performance of Set, Join, Distinct and arrayEnumerateUniq [#METR-2944]. 2015-02-20 22:48:52 +03:00
Alexey Arno
9e44061a2f dbms: Server: cosmetic changes [#METR-14875] 2015-02-20 14:33:21 +03:00
Alexey Arno
64c8535382 dbms: Server: performance optimization [#METR-14875] 2015-02-20 13:37:55 +03:00
Alexey Arno
533783d64b dbms: Server: performance optimization (minimize copies and reallocations) [#METR-14875] 2015-02-19 17:55:47 +03:00
Alexey Arno
86129c634f dbms: Server: performance optimization [#METR-14875] 2015-02-19 14:08:49 +03:00
Alexey Arno
19a93cc0bf dbms: Server: fixed DAG traversal [#METR-14875] 2015-02-19 01:13:54 +03:00
Alexey Arno
d5d41df78d dbms: Server: cosmetic changes [#METR-14875] 2015-02-18 21:18:37 +03:00
Alexey Arno
123acacb4d dbms: Server: removed old code [#METR-14875] 2015-02-18 20:43:44 +03:00
Alexey Arno
3d497e689b dbms: Server: compilation fix [#METR-14875] 2015-02-18 20:09:06 +03:00
Alexey Arno
cd59370159 dbms: Server: feature development [#METR-14875] 2015-02-18 20:05:25 +03:00
Alexey Arno
4dd8387f2d dbms: Server: feature development [#METR-14875] 2015-02-18 20:05:25 +03:00
Alexey Arno
8407779d2e dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:15 +03:00
Alexey Arno
0869016283 dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Arno
2c547ad2fd dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Arno
f6745b2972 dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Arno
932755f851 dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Arno
c342867233 dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Arno
c95bec1cf4 dbms: Server: feature development [#METR-14875] 2015-02-18 20:03:14 +03:00
Alexey Milovidov
7d4ce4b505 dbms: added settings to fine tune reads from merge tree [#METR-2944]. 2015-02-15 05:31:48 +03:00
Alexey Arno
b5105ecdf7 dbms: Server: fixed bug in UNION ALL [#METR-15077] 2015-02-13 14:40:58 +03:00
Alexey Milovidov
ea113f138f dbms: preparation [#METR-2944]. 2015-02-13 04:17:44 +03:00
Alexey Milovidov
a9eb28c07d Using std::make_unique [#METR-2807]. 2015-02-11 00:10:58 +03:00
Alexey Milovidov
d0972a159d dbms: added setting 'max_memory_bandwidth' [#METR-15052]. 2015-02-10 23:48:17 +03:00
Andrey Mironov
984aa5c4b5 dbms: extract external dictionaries management to a separate type [#METR-13298] 2015-02-10 20:40:40 +03:00
Andrey Mironov
8c62be82d1 dbms: make StorageFactory a singleton 2015-02-09 13:10:35 +03:00
Andrey Mironov
5a92644082 dbms: disable auto-reset on Poco::Event in Dictionaries [#METR-13298] 2015-02-05 16:57:12 +03:00
Andrey Mironov
cee209db3e Merge 2015-02-04 14:01:06 +03:00
Andrey Mironov
6fecb60894 dbms: better decoupling [#METR-13298] 2015-02-03 20:03:35 +03:00
Alexey Arno
218bfa5316 dbms: Server: add support for multiple connections in PoolWithFailoverBase. [#METR-14410] 2015-02-03 16:36:08 +03:00
Andrey Mironov
409dc6ff1b dbms: proper reloading for non-cached dictionaries [#METR-13298] 2015-02-03 14:51:33 +03:00
Alexey Milovidov
e4ae80fd2d Removed Yandex Catalog categories (not used; but empty columns in tables are left) [#METR-14873]. 2015-02-03 00:22:07 +03:00
Alexey Milovidov
5271a45625 dbms: fixed error with JOINs [#METR-14847]. 2015-02-01 10:20:33 +03:00
Alexey Milovidov
1e18ff37c6 dbms: fixed error with JOIN [#METR-14847]. 2015-01-31 00:19:35 +03:00
Andrey Mironov
647cd1b0eb dbms: check dictionary source modification prior to reloading [#METR-13298]
Mysql and Clickhouse sources are not currently checked and will always say they are modified.
Reload periods are not currently checked.
2015-01-29 18:47:21 +03:00
Alexey Milovidov
aef67b8c44 dbms: addition to prev. revision [#METR-2944]. 2015-01-29 06:11:56 +03:00
Alexey Milovidov
6db5e98515 dbms: StorageJoin: fixed error [#METR-2944]. 2015-01-29 06:07:58 +03:00
Alexey Milovidov
8a61f96d67 dbms: StorageJoin: development [#METR-2944]. 2015-01-28 00:24:24 +03:00
Alexey Milovidov
fed642cd7c dbms: added StorageSet [#METR-2944]. 2015-01-27 03:52:03 +03:00
Alexey Milovidov
a1eb599105 dbms: added value 'in_order' to setting 'load_balancing' [#METR-14782]. 2015-01-26 22:55:10 +03:00
Andrey Mironov
1b4b0d5779 dbms: MysqlDictionarySource with draft MysqlBockInputStream 2015-01-26 19:53:44 +03:00
Andrey Mironov
419d517867 dbms: add abstractions for dictionary sources 2015-01-26 18:27:51 +03:00
Andrey Mironov
92664ed612 dbms: sparse array implementation of FlatDictionary. [#METR-13298] 2015-01-22 17:32:38 +03:00