Commit Graph

20 Commits

Author SHA1 Message Date
alexey-milovidov
8c0e81f8cb Remove stringstream performance on very short queries (#391)
* Improved performance on very short-response queries [#CLICKHOUSE-2].

* Improved performance on very short-response queries [#CLICKHOUSE-2].

* Improved performance on very short-response queries [#CLICKHOUSE-2].
2017-01-25 05:53:29 +04:00
Alexey Milovidov
4140e7e889 Get out garbage from AST [#METR-2944]. 2017-01-03 10:37:29 +03:00
Alexey Arno
d5d334d5b8 dbms: Fixed post-optimization column order. Retain aliases. [#METR-19684] 2016-03-10 17:24:04 +03:00
Alexey Milovidov
0a48e6296e Fixing warnings on clang [#METR-2807]. 2016-03-07 07:35:06 +03:00
Alexey Arno
8bdb8f93c0 Merge 2015-09-29 17:40:23 +03:00
Alexey Milovidov
310ed66b00 Revert "dbms: improvement (incomplete) [#METR-16164]."
This reverts commit 6f4f44ce7980cace32edd0913b8d1d53cd51682b.
2015-05-03 12:13:08 +03:00
Alexey Milovidov
b5f1084132 dbms: improvement (incomplete) [#METR-16164]. 2015-04-30 08:45:34 +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
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