Commit Graph

160 Commits

Author SHA1 Message Date
Alexey Milovidov
95827e2dc2 dbms: improved performance of aggregation by string key [#METR-2944]. 2014-05-10 06:42:45 +04:00
Alexey Milovidov
9a6691aa6b dbms: MemoryTracker: fixed error [#METR-11015]. 2014-05-08 19:54:51 +04:00
Alexey Milovidov
a17d59d409 dbms: fixed error with HashTable [#METR-11015]. 2014-05-04 03:59:30 +04:00
Alexey Milovidov
0abc554493 dbms: tracking amount of memory usage per query [#METR-11015]. 2014-05-04 02:57:43 +04:00
Alexey Milovidov
734acc10c2 dbms: experiments with hash tables: removed code of unsuccessful method of parallel aggregation [#METR-2944]. 2014-05-03 20:35:18 +04:00
Alexey Milovidov
2b13e02d3c dbms: fixed error [#METR-2944]. 2014-05-03 20:03:49 +04:00
Alexey Milovidov
2dc708e70c dbms: experiments with hash tables [#METR-2944]. 2014-05-03 05:45:34 +04:00
Alexey Milovidov
04cb4d878b dbms: experiments with hash tables [#METR-2944]. 2014-05-03 04:08:35 +04:00
Alexey Milovidov
36b677e873 dbms: HashTable: better [#METR-2944]. 2014-05-02 23:25:17 +04:00
Alexey Milovidov
4aa1b5963b dbms: continue [#METR-2944]. 2014-05-02 19:48:03 +04:00
Alexey Milovidov
b394bc5a61 dbms: experiments with hash tables [#METR-2944]. 2014-05-02 16:49:39 +04:00
Alexey Milovidov
73daa82d82 dbms: tiny improvement [#METR-2944]. 2014-05-01 21:26:46 +04:00
Alexey Milovidov
c66979eafb dbms: addition to prev. revision [#METR-10988]. 2014-04-29 08:13:26 +04:00
Alexey Milovidov
7d534675af dbms: fixed error in prev. revision [#METR-10988]. 2014-04-29 07:33:10 +04:00
Alexey Milovidov
897752de16 dbms: unified hash tables: development [#METR-2944]. 2014-04-29 04:28:18 +04:00
Alexey Milovidov
3e20b26fd2 dbms: HashTableAllocator: using mremap for large chunks; fixed error [#METR-10988]. 2014-04-29 04:24:13 +04:00
Alexey Milovidov
4bf42ea6e6 dbms: unified hash tables: development [#METR-2944]. 2014-04-28 06:47:56 +04:00
Alexey Milovidov
8232983714 dbms: unified hash tables: development [#METR-2944]. 2014-04-28 05:48:24 +04:00
Alexey Milovidov
b7092a7ab1 Merge 2014-04-28 00:47:28 +04:00
Alexey Milovidov
6bec60bb39 dbms: external tables: fixed error [#METR-10071]. 2014-04-22 22:35:40 +04:00
Sergey Fedorov
d0452204ad dbms: profile event UncompressedCacheWeightLost [METR-10570] 2014-04-17 19:46:58 +04:00
Sergey Fedorov
23e06540cb dbms: change fields names for sending external tables through http [METR-10071] 2014-04-09 17:32:00 +04:00
Michael Kolupaev
f0b55713f5 Merge 2014-04-08 21:45:27 +04:00
Sergey Fedorov
0ded5c5040 dbms: sending external table throw http [METR-10071] 2014-04-08 18:15:18 +04:00
Alexey Milovidov
63cff6a5a4 Improvement [#METR-2807]. 2014-04-08 11:58:53 +04:00
Alexey Milovidov
9dad91788b Improvement [#METR-2807]. 2014-04-08 11:47:51 +04:00
Alexey Milovidov
5ca21127c7 Improvement [#METR-2807]. 2014-04-08 11:31:51 +04:00
Michael Kolupaev
7d5429655a Merge 2014-04-07 23:10:14 +04:00
Michael Kolupaev
4e975b43ec Merge 2014-04-07 19:45:46 +04:00
Alexey Milovidov
312feedecb dbms: removed virtual columns from StorageDistributed [#METR-9172]. 2014-04-07 01:59:27 +04:00
Alexey Milovidov
eb1e9ddbab dbms: removed useless memset, lowered default max_query_size [#METR-10718]. 2014-04-02 22:38:17 +04:00
Michael Kolupaev
755fa64369 Fixed build. [#METR-10566] 2014-03-25 22:19:08 +04:00
Michael Kolupaev
262ffcd74b Fixed parametric aggregate functions in totals. [#METR-10566] 2014-03-25 22:16:40 +04:00
Alexey Milovidov
850876f191 dbms: unified hash tables: development [#METR-2944]. 2014-03-21 03:14:07 +04:00
Michael Kolupaev
4d201fa0e5 Merge 2014-03-20 21:34:40 +04:00
Sergey Fedorov
730079e99d dbms: fixed bug with incorrect to_stage calculation in storage distributed [METR-10499] 2014-03-19 16:49:40 +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
Alexey Milovidov
c55f193711 dbms: development [#METR-2944]. 2014-03-17 06:06:26 +04:00
Alexey Milovidov
315a3c200a dbms: development [#METR-2944]. 2014-03-17 06:01:03 +04:00
Alexey Milovidov
b8218d64b8 dbms: Fixed accidentially introduced error [#METR-10377]. 2014-03-12 22:20:03 +04:00
Michael Kolupaev
00b10d30df removed obsolete comment. [#METR-2807] 2014-03-11 11:32:51 +04:00
Alexey Milovidov
8c87b14c7f Fixed warnings on clang [#METR-2807]. 2014-03-10 08:17:17 +04:00
Alexey Milovidov
8149d2ced3 Fixed build [#METR-10384]. 2014-03-10 04:46:41 +04:00
Michael Kolupaev
4aa88d6aab more locks in LRUCache; unlikely to affect anything. [#METR-10384] 2014-03-09 17:20:19 +04:00
Pavel Kartavyy
108342491f dbms: added reset of cache in alter modify [#METR-10242] 2014-03-05 22:20:55 +04:00
Sergey Fedorov
655e0d4934 virtual columns: fixed bug with Group by virtual column, bug when column appears in result more than once [METR-9172] 2014-02-26 14:59:56 +04:00
Alexey Milovidov
63ff4c57b5 dbms: fixed garbage [#METR-9172]. 2014-02-21 00:05:06 +04:00
Alexey Milovidov
6c4427abd6 dbms: LRUCache: fixed error [#METR-9633]. 2014-02-20 22:08:23 +04:00
Michael Kolupaev
3e553f0ac4 clickhouse: fix for previous commit. [#METR-9599] 2014-02-13 11:13:20 +00:00
Michael Kolupaev
015fb32382 clickhouse: parsing multiple infix AND and OR into a function call with more than two arguments; fixed handling of variadic and and or in virtual columns and PKCondition. [#METR-9599] 2014-02-13 11:05:51 +00:00
Sergey Fedorov
79feefb6a7 storages: index on virtual columns fully supported [METR-9172] 2014-02-11 18:38:21 +00:00
Sergey Fedorov
45dccb01b7 storages: index on virtual columns, huge optimization in queries like select smth where _host = .. [METR-9750] 2014-02-11 17:10:48 +00:00
Michael Kolupaev
92d8bdda28 Merge 2014-02-11 13:30:42 +00:00
Michael Kolupaev
df2e012943 clickhouse: added LRUCache and changed UncompressedCache to use it; added a test, fixed another test. [#METR-9633] 2014-02-11 11:05:02 +00:00
Sergey Fedorov
392b960ade storages: virtual column support functions [METR-9172] 2014-02-08 16:49:45 +00:00
Sergey Fedorov
b74904a4be storages: virtual column port in storag distributed now work properly [METR-9172] 2014-02-07 15:39:55 +00:00
Alexey Milovidov
6da9c1fc5d dbms: rearranged code [#METR-2944]. 2014-02-02 06:09:30 +00:00
Sergey Fedorov
f8b5613b82 storages: Virtual columns for storage distributed + few style fixes [METR-9172] 2014-01-22 14:24:05 +00:00
Sergey Fedorov
cd8448d2c6 Removed unused file [METR-9172] 2014-01-17 15:43:15 +00:00
Sergey Fedorov
9cc974568e Merge 2014-01-17 15:19:20 +00:00
Sergey Fedorov
dba74f16f2 storages: fixed two warnings, which cause a compilation error [METR-9172] 2014-01-16 15:25:54 +00:00
Sergey Fedorov
4bd32c8c81 common: utils for virtual columns [METR-9172] 2014-01-16 15:15:28 +00:00
Alexey Milovidov
cb91ab992d dbms: fixed error [#METR-2944]. 2014-01-04 11:43:16 +00:00
Alexey Milovidov
a57d64b7fa dbms: more instrumentation [#METR-2944]. 2014-01-04 04:53:07 +00:00
Alexey Milovidov
fd414800d5 dbms: added ProfileEvents system [#METR-2944]. 2014-01-03 08:20:13 +00:00
Alexey Milovidov
c640065f37 dbms: don't zero-fill columns with numbers [#METR-8582]. 2013-12-08 02:29:40 +00:00
Michael Kolupaev
d2010d7876 ClickHouse: fixed FixedString. [#METR-9372] 2013-12-03 10:01:04 +00:00
Michael Kolupaev
0bc7b868a1 ClickHouse: fixed UnionBlockInputStream calling readSuffixImpl during a call to readImpl. Better invariant for IBlockInputStream::readSuffix(). [#METR-9007] 2013-11-25 10:46:25 +00:00
Alexey Milovidov
156bfdc094 dbms: eased use of SipHash [#METR-9019]. 2013-10-21 16:32:49 +00:00
Alexey Milovidov
84d65ee06b dbms: whitespaces [#CONV-2944]. 2013-10-13 00:38:53 +00:00
Pavel Kartavyy
1bf0490191 Merge 2013-09-23 12:01:19 +00:00
Alexey Milovidov
a1f0077c3d dbms: added missing file [#CONV-2944]. 2013-09-15 10:53:53 +00:00
Alexey Milovidov
2b7c70570f dbms: fixed error [#CONV-2944]. 2013-09-14 21:59:52 +00:00
Alexey Milovidov
b32f43e3b9 dbms: lowered memory usage for queries with large aggregation results [#CONV-2944]. 2013-09-14 08:11:56 +00:00
Alexey Milovidov
05851727d5 dbms: improved performance of string search [#CONV-8419]. 2013-08-29 03:30:47 +00:00
Alexey Milovidov
08e6150fe9 SipHash: more handy [#CONV-2944]. 2013-08-28 17:13:43 +00:00
Alexey Milovidov
fe0dd1d0b2 dbms: improvement [#CONV-2944]. 2013-06-21 20:34:19 +00:00
Vyacheslav Alipov
7f91afaf20 limits for IN and DISTINCT [not tested] [#CONV-7934] 2013-06-20 12:12:27 +00:00
Vyacheslav Alipov
c60fd424a4 added COLLATE to formatAST [#CONV-7651] 2013-05-29 12:38:20 +00:00
Vyacheslav Alipov
f1c161842b added collation [#CONV-7651] 2013-05-28 16:56:05 +00:00
Alexey Milovidov
da4d2f91c9 Renamed file and removed useless code [#CONV-2807]. 2013-05-05 16:23:54 +00:00
Alexey Milovidov
85664affbf dbms: development of multi-queries [#CONV-2944]. 2013-05-03 10:20:53 +00:00
Alexey Milovidov
3693481bb7 dbms: development [#CONV-2944]. 2013-05-03 02:25:50 +00:00
Evgeniy Gatov
3664196027 DBMS: fix [#CONV-4143]. 2013-04-18 12:21:54 +00:00
Evgeniy Gatov
f94cc9d9c6 DMBS: tiny fix [#CONV-4143]. 2013-04-18 11:49:46 +00:00
Evgeniy Gatov
171d4404c4 dbms: fixed build [#CONV-4143]. 2013-04-15 10:10:55 +00:00
Evgeniy Gatov
848e3e269c DBMS, ███████████: fixes/additions [#CONV-4143]. 2013-04-15 00:42:29 +00:00
Alexey Milovidov
39429e780d dbms: continue improvement [#CONV-2944]. 2013-02-09 00:12:04 +00:00
Alexey Milovidov
d4c64603a2 dbms: improvement of aggregation (incomplete) [#CONV-2944]. 2013-02-08 19:34:44 +00:00
Alexey Milovidov
70385e1229 Reverted experimental modification [#CONV-2944]. 2013-01-21 06:43:38 +00:00
Alexey Milovidov
39abfc625a dbms: improved performance [#CONV-2944]. 2013-01-21 06:10:30 +00:00
Alexey Milovidov
94f5cb6101 dbms: addition to prev. revision [#CONV-2944]. 2013-01-15 19:11:06 +00:00
Alexey Milovidov
d95a55ca82 dbms: fixed leak [#CONV-2944]. 2013-01-15 18:38:55 +00:00
Alexey Milovidov
af42c9a5cc dbms: tiny modification of AutoArray; updated test for AutoArray [#CONV-2944]. 2013-01-09 12:06:21 +00:00
Michael Kolupaev
0f273b04e2 dbms: fixed AutoArray constructor ambiguity [#CONV-6318]. 2013-01-09 11:23:52 +00:00
Michael Kolupaev
62c85998de dbms: improved AutoArray compatibility with vector (this should also fix a bug) [#CONV-6318]. 2013-01-09 10:49:57 +00:00
Alexey Milovidov
e7093907ef dbms: improved performance of aggregation [#CONV-2944]. 2013-01-08 19:41:22 +00:00
Alexey Milovidov
bf669d07e1 dbms: addition to prev. revision [#CONV-2944]. 2013-01-07 01:00:35 +00:00
Alexey Milovidov
f800b5b769 dbms: using special array for Row and instead of std::vector<AggregateFunctionPlainPtrs> (experimental) [#CONV-2944]. 2013-01-07 00:57:43 +00:00
Alexey Milovidov
2eee93e1d5 dbms: improved performance of aggregation by many fields; fixed error in function concat [#CONV-2944]. 2012-10-07 06:30:10 +00:00