Commit Graph

45 Commits

Author SHA1 Message Date
proller
f04dffc05c External dictionary profiling [#CLICKHOUSE-2197] (#381)
* Profiling external cached dictonaries [#CLICKHOUSE-2197]

* style
2017-01-25 22:40:44 +04:00
Alexey Milovidov
a8eedafcd0 Fixed error in cached dictionary when using C++11 ABI [#METR-23764]. 2016-12-08 07:56:52 +03:00
Vladimir Smirnov
d36f52502e Make it compilable on OS X
It's still hackish and dirty, but server and client compies.

Server starts, but throwes meaningless exception on any query.

Client seems to be working fine.

Linux compilation might (but shouldn't) be broken (not tested).
2016-11-01 17:59:21 +01:00
Alexey Milovidov
6c861fe798 Style [#METR-2807]. 2016-08-07 12:09:18 +03:00
Alexey Milovidov
3ecfca51ba Splitted dictionaries to separate translation units [#METR-21527]. 2016-06-08 00:07:44 +03:00
Alexey Milovidov
3a668313b8 Added implicit conversion to covering type for functions dictGetT [#METR-21527]. 2016-06-07 22:11:04 +03:00
Alexey Milovidov
4b7f461e46 Using std::shared_ptr for columns [#METR-21503]. 2016-05-28 08:31:36 +03:00
Vladimir Chebotarev
866c8929e2 dbms, contrib: GCC 6 build fixes [#METR-20000] 2016-05-23 03:41:26 +03:00
Alexey Milovidov
f7c09d58a5 Attempt to improve performance [#METR-20892]. 2016-04-15 03:33:21 +03:00
Alexey Milovidov
2a5f86b890 Using maximum one connection to external source when updating cache dictionary [#METR-19576]. 2016-03-30 22:03:25 +03:00
Alexey Milovidov
c062fc1ce0 dbms: cutting dependency [#METR-2944]. 2016-01-12 05:21:15 +03:00
Alexey Milovidov
2368ac3675 dbms: fixed error with ArenaWithFreeLists; added comments; improved performance [#METR-19278]. 2015-12-27 13:58:20 +03:00
Andrey Mironov
1ca3d930da dbms: do not allocate memory for default strings in cache dictionaries [#METR-17328] 2015-11-30 20:55:42 +03:00
Andrey Mironov
699e5480f6 dbms: use ArenaWithFreeLists for strings in cache dictionary [#METR-17328] 2015-11-24 15:47:51 +03:00
Alexey Milovidov
d7c24b8203 dbms: fixed build [#METR-2944]. 2015-11-21 06:20:31 +03:00
Andrey Mironov
aece1d21f8 dbms: improve dictGet functions for constant defaults [#METR-17328], [#METR-18520] 2015-11-20 18:53:23 +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
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
f8e5fed856 dbms: dictGetStringOrDefault, other functions on the way [#METR-18520] 2015-11-06 17:54:04 +03:00
Alexey Milovidov
fefd3791f1 Moved files [#METR-17973]. 2015-10-05 03:33:43 +03:00
Andrey Mironov
9d406de8c9 dbms: add dictionary name to messages of most exceptions occurring during their creation [#METR-17487] 2015-08-19 16:19:37 +03:00
Alexey Milovidov
18ed0b2829 dbms: external dictionaries: fixed errors [#METR-17508]. 2015-08-12 07:21:10 +03:00
Andrey Mironov
8ea2990e7d dbms: ExternalDictionaries: remove most invididual getters 2015-07-10 17:43:49 +03:00
Andrey Mironov
4fca014e1b dbms: reload initially failed dictionaries with exponential backoff [#METR-16702] 2015-06-09 19:18:49 +03:00
Andrey Mironov
095fd54ae8 dbms: correctly handle injective dictGet* functions during ExpressionAnalyzer's optimizations. 2015-05-13 19:11:24 +03:00
Andrey Mironov
2c58c9ea50 dbms: add system.dictionaries.query_count field [#METR-
15569]
2015-05-08 15:31:34 +03:00
Andrey Mironov
e25783995c dbms: system.dictionaries: hit-rate, element count and load-factor. [#METR-15569] 2015-03-24 20:04:03 +03:00
Andrey Mironov
ca6f081dea dbms: system.dictionaries: provide attribute names and types[#METR-13298] 2015-03-24 20:04:03 +03:00
Andrey Mironov
f38d552844 dbms: simplify return value of IDictionary::getTypeName [#METR-13298] 2015-03-24 15:26:19 +03:00
Andrey Mironov
57e13e7d2a dbms: CacheDictionary: do not decrease bytes_allocated by 1 erroneously[#METR-13298] 2015-03-24 15:21:52 +03:00
Andrey Mironov
a892434ffa dbms: CacheDictionary: correctly decrease bytes_allocated on adding default strings. [#METR-13298] 2015-03-24 15:17:18 +03:00
Andrey Mironov
51e1ad0591 dbms: show bytes_allocated in system.dictionaries for all types of dictionaries. [#METR-13298] 2015-03-24 15:12:48 +03:00
Andrey Mironov
4b259dfc01 dbms: IDictionary::getBytesAllocated 2015-03-24 14:30:16 +03:00
Andrey Mironov
cf315e35ef dbms: support non-expiring cache lines in CacheDictionary. [#METR-13298] 2015-03-23 17:30:43 +03:00
Andrey Mironov
17da36aba2 dbms: allow using Date and DateTime with dictionaries. [#METR-13298] 2015-03-20 18:45:36 +03:00
Andrey Mironov
c880ae8abb dbms: CacheDictionary: store values for missing ids explicitly. Store exceptions for more user-friendly error messages [#METR-13298] 2015-03-06 19:13:59 +03:00
Andrey Mironov
c20d5338f0 dbms: StringRef operator std::string made explicit 2015-02-27 17:28:19 +03:00
Andrey Mironov
9d7fd21463 dbms:drastically improve performance by caching current time [#METR-13298] 2015-02-27 16:12:30 +03:00
Andrey Mironov
3f34c733dd dbms: refactor FlatDictionary to use tuple and less macro-code[#METR-13298] 2015-02-27 16:12:30 +03:00
Andrey Mironov
20eb5013a4 dbms: cache dictionary revamp [#METR-13298] 2015-02-26 17:53:45 +03:00
Andrey Mironov
e175883dd3 dbms: remove redundant checks in FunctionDictIsIn. [#METR-13298] 2015-02-20 13:57:38 +03:00
Andrey Mironov
cf8a927150 dbms: invert the way multiple values are acquired from the dictionary [#METR-13298] 2015-02-19 18:28:24 +03:00
Alexey Milovidov
e09225d230 Addition to prev. revision [#METR-2807]. 2015-02-11 00:14:11 +03:00
Andrey Mironov
168e1cd98d dbms: post-review corrections [#METR-13298]
add dummy CacheDictionary (could not commit without it)
2015-02-10 17:50:52 +03:00