Commit Graph

3270 Commits

Author SHA1 Message Date
Andrey Mironov
1ca3d930da dbms: do not allocate memory for default strings in cache dictionaries [#METR-17328] 2015-11-30 20:55:42 +03:00
Alexey Milovidov
83cf1f81ec dbms: Aggregator: preparation [#METR-17000]. 2015-11-30 19:57:05 +03:00
Alexey Milovidov
eb4034f7f2 dbms: better [#METR-2944]. 2015-11-29 20:06:30 +03:00
Alexey Milovidov
cc75d4603b dbms: improved performance of INSERT SELECT [#METR-19025]. 2015-11-29 16:18:12 +03:00
Alexey Milovidov
b6aaf1fe32 dbms: development; provided monotonicity properties for date-time functions [#METR-19052]. 2015-11-29 14:58:44 +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
98b3bfa48d dbms: workaround for incompatibility with gcc and clang [#METR-19128]. 2015-11-27 00:31:06 +03:00
Alexey Milovidov
747525d818 dbms: quantileTDigest: attempt to fix an error (incomplete) [#METR-19024]. 2015-11-26 00:42:41 +03:00
Alexey Milovidov
8c8210062a dbms: added support for hex escape sequences in strings [#METR-19072]. 2015-11-25 06:11:17 +03:00
Andrey Mironov
699e5480f6 dbms: use ArenaWithFreeLists for strings in cache dictionary [#METR-17328] 2015-11-24 15:47:51 +03:00
Andrey Mironov
7159c57280 dbms: fix error with ternary operator having priority lower than binary + [#METR-17328] 2015-11-24 14:28:29 +03:00
Andrey Mironov
ee21853933 dbms: MongoDBDictionarySource now can use complex keys[#METR-17328] 2015-11-24 14:28:29 +03:00
Andrey Mironov
24f986c9f1 dbms: fixed ArenaWithFreeLists "off-by-one" error which lead to allocating blocks of size less than required. 2015-11-24 14:28:29 +03:00
Alexey Milovidov
eca62f753c dbms: fixed error [#METR-19024]. 2015-11-24 06:21:37 +03:00
Alexey Milovidov
d189c6206a dbms: fixed error [#METR-19024]. 2015-11-24 04:21:28 +03:00
Alexey Milovidov
bb88a1e1bf dbms: quantiles: allowed parameters in non-increasing order [#METR-18778]. 2015-11-24 00:33:43 +03:00
Alexey Milovidov
49be9e9b3e dbms: added comment [#METR-19024]. 2015-11-23 23:24:54 +03:00
Alexey Milovidov
c9ea87ec11 dbms: addition to prev. revision [#METR-2944]. 2015-11-21 22:52:31 +03:00
Alexey Milovidov
7cf850f194 dbms: fixed error in prev. revision [#METR-2944]. 2015-11-21 22:51:47 +03:00
Alexey Milovidov
1889600e39 dbms: improved performance of Aggregator in non-compiled case [#METR-2944]. 2015-11-21 22:46:27 +03:00
Alexey Milovidov
6584d9ca6c dbms: better [#METR-2944]. 2015-11-21 21:56:54 +03:00
Alexey Milovidov
c461d32474 dbms: fixed comment [#METR-2944]. 2015-11-21 18:51:09 +03:00
Alexey Milovidov
8314861690 dbms: improved performance of INSERT SELECT [#METR-19025]. 2015-11-21 18:47:32 +03:00
Alexey Milovidov
2c67747a0d dbms: implemented quantilesTDigest and quantilesTDigestWeighted aggregate functions [#METR-19024]. 2015-11-21 17:04:43 +03:00
Alexey Milovidov
31c09b4d2d dbms: added weighted variants of t-digest [#METR-19024]. 2015-11-21 16:24:51 +03:00
Alexey Milovidov
57e8a8fdbb dbms: added t-digest algorithm [#METR-19024]. 2015-11-21 15:47:41 +03:00
Alexey Milovidov
d7c24b8203 dbms: fixed build [#METR-2944]. 2015-11-21 06:20:31 +03:00
Alexey Milovidov
659cf5a940 dbms: improved performance of ColumnArray::filter [#METR-19022]. 2015-11-21 06:19:43 +03:00
Andrey Mironov
715d2f6ce5 dbms: add key description to system.dictionaries[#METR-17328] 2015-11-20 19:20:54 +03:00
Andrey Mironov
aece1d21f8 dbms: improve dictGet functions for constant defaults [#METR-17328], [#METR-18520] 2015-11-20 18:53:23 +03:00
Alexey Milovidov
2d00e5d84f dbms: SAMPLE ... OFFSET development: using rational numbers [#METR-18847]. 2015-11-20 00:34:53 +03:00
Andrey Mironov
295e23a587 dbms: reimplement ArenaWithFreeLists on top of Arena [#METR-17328], [#METR-18520] 2015-11-19 18:06:00 +03:00
Andrey Mironov
de8eb7b914 dbms: fix debug build of ArenaWithFreeLists. [#METR-17328], [#METR-18520] 2015-11-19 16:41:35 +03:00
Andrey Mironov
6c8c0e03cb dbms: slightly refactor most dictionaries, add dictHas function for all dictionaries supporting dictGet*OrDefault. [#METR-17328], [#METR-18520] 2015-11-19 16:15:02 +03:00
Andrey Mironov
6d42868283 dbms: ClickHouseDictionarySource: check that key is present before dereferencing [#METR-18945] 2015-11-19 09:50:05 +03:00
Alexey Milovidov
09dd253636 dbms: added support for SAMPLE ... OFFSET [#METR-18847]. 2015-11-19 00:37:28 +03:00
Alexey Milovidov
8255d76754 dbms: added missing include [#METR-18945]. 2015-11-19 00:35:24 +03:00
Andrey Mironov
e4ecbf42b1 dbms: fix cache-type dictionary memory effect on default values [#METR-17382] 2015-11-18 17:06:53 +03:00
Andrey Mironov
8feafa0da2 dbms: add dictGet*OrDefault for all new dictionaries [#METR-17382] 2015-11-18 16:31:29 +03:00
Andrey Mironov
4f1caeb0e4 dbms: SmallObjectPool for ComplexKeyCacheDictionary [#METR-17382] 2015-11-18 14:53:15 +03:00
Andrey Mironov
2e8cc93664 dbms: ArenaWithFreeLists basic implementation. [#METR-17382] 2015-11-17 19:09:43 +03:00
Alexey Milovidov
0270f2ff4d dbms: addition [#METR-18778]. 2015-11-17 02:49:18 +03:00
Alexey Milovidov
4056b3f2c8 dbms: fixed error [#METR-18778]. 2015-11-16 23:33:43 +03:00
Andrey Mironov
b6930dafa1 dbms: support loading composite keys in MySQLDictionarySource [#METR-17328] 2015-11-16 20:49:39 +03:00
Andrey Mironov
0fd1fc9cdc dbms: add ComplexKeyCacheDictionary, not yet complete [#METR-17328]
Requires a way of deallocating keys in memory Arena (a new type of arena, actually), MySQLDictionarySource not yet capable of requesting complex keys.
2015-11-16 20:49:39 +03:00
Andrey Mironov
7798c45b5b dbms: rename validateKeyColumns to validateKeyTypes [#METR-17328] 2015-11-16 20:49:39 +03:00
Alexey Milovidov
408a2e4751 Fixed errors in gcc-5 [#METR-18843]. 2015-11-16 07:56:31 +03:00
Alexey Milovidov
302e726a14 dbms: fixed error in gcc-5 [#METR-18843]. 2015-11-16 07:00:46 +03:00
Alexey Milovidov
df3f04cdeb dbms: fixing warnings in gcc-5 [#METR-18843]. 2015-11-16 06:28:10 +03:00
Alexey Milovidov
27ff4dd5d8 Updated double-conversion library (fixed warning in gcc-5) [#METR-18843]. 2015-11-16 06:10:37 +03:00