Amos Bird
26ab5dd7a7
A Proper lookup table that uses HashTable's API
...
This is the first step of allowing heterogeneous cells in hash tables.
performance test results are
```
1. HashMap<UInt16, UInt8, TrivialHash, HashTableFixedGrower<16>>;
2. NewLookupMap<UInt16, UInt8>
ResolutionWidth 30000 1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................223550276.46
ResolutionWidth 30000 2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................248772721.24
Best: 2 - 24877272124
ResolutionWidth 100000 1 ..........................................................................................................................................................................................................................................................238498413.99
ResolutionWidth 100000 2 ..........................................................................................................................................................................................................................................................261808889.98
Best: 2 - 26180888998
ResolutionWidth 300000 1 ...................................................................................239307348.81
ResolutionWidth 300000 2 ...................................................................................257592761.30
Best: 2 - 25759276130
ResolutionWidth 1000000 1 .........................240144759.26
ResolutionWidth 1000000 2 .........................257093531.91
Best: 2 - 25709353191
ResolutionWidth 5000000 1 .....241573260.35
ResolutionWidth 5000000 2 .....259314162.79
Best: 2 - 25931416279
ResolutionDepth 30000 1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................217108119.84
ResolutionDepth 30000 2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................249459504.41
Best: 2 - 24945950441
ResolutionDepth 100000 1 ..........................................................................................................................................................................................................................................................229065162.17
ResolutionDepth 100000 2 ..........................................................................................................................................................................................................................................................253769105.64
Best: 2 - 25376910564
ResolutionDepth 300000 1 ...................................................................................233079225.18
ResolutionDepth 300000 2 ...................................................................................256316273.78
Best: 2 - 25631627378
ResolutionDepth 1000000 1 .........................234184633.51
ResolutionDepth 1000000 2 .........................261100491.57
Best: 2 - 26110049157
ResolutionDepth 5000000 1 .....233118795.66
ResolutionDepth 5000000 2 .....252436160.41
Best: 2 - 25243616041
```
2019-03-01 16:47:13 +08:00
maiha
6c83beafdd
dbms: Fixed misspells in comments
2019-01-23 04:56:53 +09:00
Alexey Milovidov
1d4701b0bc
Added some warnings from clang's -Weverything
2019-01-04 15:10:00 +03:00
Nikolai Kochetov
ec59f65a1e
Update ReverseIndex. Added tests.
2018-12-13 22:02:28 +03:00
Amos Bird
197d73d5bc
Fix copy-paste error.
2018-12-11 01:31:10 +08:00
Nikolai Kochetov
2723b0efbf
Fix build.
2018-12-04 15:12:52 +03:00
Nikolai Kochetov
98499b1140
LowCardinality optimization for single nullable column.
2018-12-03 21:00:20 +03:00
Alexey Milovidov
c77930fe30
Whitespaces [#CLICKHOUSE-2]
2018-11-26 03:56:50 +03:00
alexey-milovidov
2c2d75cceb
Don't allow exceptions without code ( #3645 )
...
* Don't allow exceptions without code #3633
* Don't allow exceptions without code #3633
2018-11-23 00:19:58 +03:00
Alexey Milovidov
ead153e9e4
Better code #3565
2018-11-13 22:48:47 +03:00
Alexey Milovidov
69e57187d2
Fixed error; removed unique_ptr #3565
2018-11-13 22:43:17 +03:00
proller
5678d1ed98
Build fixes ( #3545 )
...
* StorageSystemContributors clean
* Fix
* ARM fixes
* Fix arm compile
* fix
* Fix macos?
* Fix includes
* fix
* fix
* Try fix apple build part 1
* Fix identation
* Fix static libc++ in clang
* fix arm build
* better
* fix
* fix
* better check-include
2018-11-10 23:09:07 +03:00
Alexey Milovidov
c5173782dc
Potentially better #3490
2018-11-05 17:29:38 +03:00
Alexey Milovidov
a191c32254
Potential improvement #3490
2018-11-05 13:34:48 +03:00
Alexey Milovidov
6f00f165e5
Clarifications; potential improvement #3490
2018-11-05 12:32:59 +03:00
alexey-milovidov
06b5c53335
Update TwoLevelHashTable.h
2018-09-20 20:44:10 +03:00
Nikolai Kochetov
3dc5cd3a3a
Merged with master.
2018-09-14 12:14:37 +03:00
Nikolai Kochetov
2eb35dd6ef
Cache AggregateDataPtr for single low cardinality column. [#CLICKHOUSE-3903]
2018-09-14 11:04:09 +03:00
Amos Bird
af369483a9
Simply Self.
...
> When the normal name of the template (i.e., the name from the enclosing scope, not the injected-class-name) is used, it always refers to the class template itself and not a specialization of the template
http://eel.is/c++draft/temp.local
2018-09-13 22:59:54 +08:00
Nikolai Kochetov
4a62ab9d5c
Merged with master.
2018-08-10 16:53:08 +03:00
Alexey Milovidov
36db216abf
Preparation for extra warnings [#CLICKHOUSE-2]
2018-08-10 07:02:56 +03:00
Nikolai Kochetov
01209533f7
Optimize reverse index for ColumnUnique.
2018-08-07 21:10:16 +03:00
Alexey Milovidov
c375814e44
Added support for intHashCRC32 on AArch64 [#CLICKHOUSE-2]
2018-06-15 08:21:12 +03:00
proller
eb772b8001
gcc8 fixes (memset, uncaught_exception)
2018-05-08 22:44:54 +03:00
Alexey Milovidov
8ff93487e3
Miscellaneous [#CLICKHOUSE-2].
2017-12-25 07:01:46 +03:00
Alexey Milovidov
bdd25b15bd
Better [#CLICKHOUSE-2].
2017-12-01 22:34:51 +03:00
Alexey Milovidov
1a6cb2989b
Better [#CLICKHOUSE-2].
2017-12-01 21:36:55 +03:00
Иванов Евгений
e846d62410
Added support UUID type for distinct, uniq* functions and joins
2017-11-12 04:07:05 +03:00
Alexey Milovidov
495daffa16
Miscellaneous [#CLICKHOUSE-2].
2017-08-30 21:13:32 +03:00
Alexey Milovidov
fc409f61e5
Miscellaneous [#CLICKHOUSE-2].
2017-08-20 16:12:14 +03:00
Alexey Milovidov
2fb7a34f0d
Miscellaneous [#CLICKHOUSE-2].
2017-08-20 04:07:11 +03:00
Alexey Milovidov
7dc4d6f7b3
Miscellaneous [#CLICKHOUSE-2].
2017-08-20 04:05:59 +03:00
Alexey Milovidov
ce4349b6cd
Fixed error when huge sets for IN, JOIN, DISTINCT cannot be created with exception message "Cannot mremap... Bad address" [#CLICKHOUSE-2].
2017-08-11 02:25:51 +03:00
Marek Vavruša
bc878f9785
Common/HashTable: allow cell reinsertion
...
* fixes missing setHash on reinsert
* reuses hash when emplacing value
2017-05-11 18:52:49 +04:00
Alexey Milovidov
7bf7242ad3
Fixed translation errors; miscellaneous changes [#CLICKHOUSE-3].
2017-05-10 00:00:19 -04:00
Alexey Milovidov
8e5f92f025
Fixed translation errors, part 1 [#CLICKHOUSE-3].
2017-05-09 15:07:35 -04:00
f1yegor
46db454562
translate comments
2017-05-09 13:03:35 -04:00
Alexey Milovidov
ef3557950c
Less dependencies [#CLICKHOUSE-2952].
2017-04-16 07:03:14 +03:00
Yuri Dyachenko
ad79394799
add ClearableHashSetWithSavedHash
2017-04-07 20:12:54 +03:00
Alexey Milovidov
310736cd7e
Moved headers and sources to same place [#CLICKHOUSE-3].
2017-04-01 12:22:42 +03:00
