Nikolai Kochetov
b65fe57319
Update MergeTreeRangeReader.
2019-09-26 20:29:41 +03:00
kreuzerkrieg
112fc71276
adding -Wshadow for GCC
2019-08-09 23:58:16 +03:00
CurtizJ
1bec5a8241
refactor MergeTree select streams
2019-07-19 17:56:00 +03:00
Amos Bird
9fa955403b
Optimize count()
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Choose the smallest column to count if possible.
2019-07-17 02:29:17 +08:00
Alexey Milovidov
b494d17ca6
Reduce number of "stat" syscalls for MergeTree data parts
2019-06-16 22:32:52 +03:00
Alexey Zatelepin
b5a0a3fa23
store all kinds of columns in the same list in ColumnsDescription [#CLICKHOUSE-3101]
2019-03-15 19:37:52 +03:00
maiha
6c83beafdd
dbms: Fixed misspells in comments
2019-01-23 04:56:53 +09:00
Alexey Milovidov
226a7f491e
Whitespaces [#CLICKHOUSE-3944]
2018-09-03 08:06:19 +03:00
Alex Zatelepin
c5b04f7f17
Add info about total uncompressed part size to system tables ( #2052 )
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* column size calculating routines now take into account multiple streams [#CLICKHOUSE-2831]
* rename for clarity
* use more appropriate method for calculating table size
* add info about total uncompressed part size to system.parts and system.parts_columns [#CLICKHOUSE-2831]
* rename columns for clarity [#CLICKHOUSE-2831]
* count shared substreams only once [#CLICKHOUSE-2831]
2018-03-26 17:18:04 +03:00
Alexey Zatelepin
fdffbe53ac
encapsulate ColumnsDeclaration [#CLICKHOUSE-3241]
2018-03-13 17:41:25 +03:00
Alexey Zatelepin
71642b0880
use ColumnsDescription everywhere [#CLICKHOUSE-3241]
2018-03-12 22:07:48 +03:00
Alexey Milovidov
0bfea2f52c
Miscellaneous [#CLICKHOUSe-2]
2018-01-10 03:04:08 +03:00
Alexey Milovidov
fcdd5de47d
Revert "Removed questionable code (2) [#CLICKHOUSE-2]."
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This reverts commit fcabe8b888
2017-12-28 07:39:19 +03:00
Alexey Milovidov
c89041ce63
Removed questionable code (2) [#CLICKHOUSE-2].
2017-12-26 01:51:04 +03:00
Alexey Milovidov
ec71908b00
Revert "Removed questionable code (2) [#CLICKHOUSE-2]."
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This reverts commit fcabe8b888
2017-12-26 00:57:29 +03:00
Alexey Milovidov
fcabe8b888
Removed questionable code (2) [#CLICKHOUSE-2].
2017-12-26 00:32:33 +03:00
Alexey Milovidov
7c802ee3de
Better semantic of sharing columns: development [#CLICKHOUSE-2].
2017-12-18 05:37:08 +03:00
Alexey Milovidov
3def5f03f5
Cleanup semantics of data types [#CLICKHOUSE-2].
2017-12-09 19:17:37 +03:00
Alexey Zatelepin
b6b5d1cf25
store rows count for part on disk to allow tables without fixed size columns [#CLICKHOUSE-3000]
2017-10-24 17:11:53 +03:00
Alexey Milovidov
c7b1e92522
Fixed error after merge [#CLICKHOUSE-3150].
2017-07-21 09:40:05 +03:00
alexey-milovidov
d4d266fa18
ColumnConst unification ( #1011 )
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* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
* ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
2017-07-21 09:35:58 +03:00
Nikolai Kochetov
0b7439469d
fixed MergeTreeBlockSizePredictor initialization for sample block
2017-07-20 23:45:23 +03:00
Nikolai Kochetov
00ae32c946
renamed approximate_number_of_rows_in_part to number_of_rows_in_part
2017-07-20 23:45:23 +03:00
Nikolai Kochetov
e612152584
changed initialization in MergeTreeBlockSizePredictor
2017-07-20 23:45:23 +03:00
Nikolai Kochetov
4470afc9a9
added estimateNumRowsMax to MergeTreeBlockSizePredictor based on max column size
2017-07-13 21:45:09 +03:00
Vitaliy Lyudvichenko
bbe2a656cd
Fixed preferred_block_size_bytes in case of PREWHERE with non-materialized column. [#METR-25237]
2017-05-20 17:30:59 +04:00
alexey-milovidov
5a7a155ca1
Update MergeTreeBlockReadUtils.cpp
2017-04-15 06:48:24 +03:00
Vitaliy Lyudvichenko
56b00a110a
Removed debug code and add docs. [#CLICKHOUSE-2902]
2017-04-15 06:48:24 +03:00
Vitaliy Lyudvichenko
c78177a28a
More accurate prediction. [#CLICKHOUSE-2902]
2017-04-15 06:48:24 +03:00
Vitaliy Lyudvichenko
f519100946
Split base and derived class implementations. [#CLICKHOUSE-2902]
2017-04-15 06:48:24 +03:00
Vitaliy Lyudvichenko
4b566304ca
Tests are passed. [#CLICKHOUSE-2902]
2017-04-15 06:48:24 +03:00
Vitaliy Lyudvichenko
82af2278fc
Avoid code duplication near MergeTreeBlockInputStream. [#CLICKHOUSE-2]
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Add preferred_block_size_bytes for non-uniform reader. [#CLICKHOUSE-2902]
Make enums test more deterministic. [#CLICKHOUSE-2]
Refactored MergeTree readers.
Tabs -> spaces.
Move include/DB/ -> src/.
2017-04-15 06:48:24 +03:00
