Alexey Milovidov
072f2fc7b8
Merges: start to lower maximum size of merge only when number of free entries in pool/queue is lower than specified threshold [#METR-21504].
2016-12-06 06:09:07 +03:00
Alexey Milovidov
0717bfa4d2
Simplified LevelMergeSelector [#METR-21504].
2016-12-06 00:34:46 +03:00
Vitaliy Lyudvichenko
202ba912ce
Vertical merging algorithm for MergeTree engines. [#METR-23305]
2016-11-29 22:41:31 +03:00
Alexey Milovidov
0a2d1ebbb3
Attempt to improve merge selecting algorithm [#METR-23632].
2016-11-28 06:46:08 +03:00
Alexey Milovidov
cac8f9216f
MergeSelector: attempt to do something that has sense [#METR-23632].
2016-11-28 06:17:31 +03:00
Alexey Milovidov
8e5889cf0e
Improved merge selecting algorithm for Replicated tables [#METR-23615].
2016-11-25 01:41:27 +03:00
alexey-milovidov
8c2e228856
Revert "New "vertical" algorithm for MergeTrees' parts merges"
2016-11-24 23:08:54 +04:00
alexey-milovidov
8544a8b852
Merge pull request #171 from ludv1x/METR-23305
...
New "vertical" algorithm for MergeTrees' parts merges
2016-11-24 22:07:41 +04:00
alexey-milovidov
fdabcd4e38
Merge pull request #192 from ludv1x/enums-fix
...
Fixed Enum usage in PK expressions.
2016-11-24 03:13:16 +04:00
Alexey Milovidov
a2e9359b18
Fixed rare deadlock after startup when structure of query_log was changed [#METR-23594].
2016-11-23 23:41:39 +03:00
Vitaliy Lyudvichenko
4f9064ca19
Fixed case when pk column is wrapped by functions.
2016-11-23 22:58:33 +03:00
Vitaliy Lyudvichenko
d27951b4a7
Added requested changes. [#METR-23473]
2016-11-23 16:33:05 +03:00
Vitaliy Lyudvichenko
e07fc7cea5
Fixed Enum usage in PK expressions. [#METR-23473]
...
Added check for duplicates of column names in CREATE query.
2016-11-23 16:19:15 +03:00
Vitaliy Lyudvichenko
ef593d1b01
Added merge_tree.enable_vertical_merge_algorithm setting.
2016-11-23 15:59:25 +03:00
Vitaliy Lyudvichenko
588add5a49
Added requested changes.
...
Also fixed single thread read from empty storage Log.
2016-11-23 15:52:12 +03:00
Vitaliy Lyudvichenko
2cd5b8b604
Updated MergeInfo and progress callbacks with respect to vertical merge alg.
2016-11-23 15:52:12 +03:00
Vitaliy Lyudvichenko
ec9bcd8054
Vertical merging algorithm for ordinary MergeTreee.
2016-11-23 15:47:19 +03:00
Alexey Milovidov
bba5dcbcfa
Fixed deadlock [#METR-23557].
2016-11-22 22:27:45 +03:00
Alexey Milovidov
94e344ee38
Part checks don't lock ALTERs [#METR-22214].
2016-11-22 21:49:17 +03:00
Alexey Milovidov
9018906e1a
Better [#METR-2944].
2016-11-20 15:43:20 +03:00
Alexey Milovidov
a44e5193b0
Better backpressure for INSERT SELECT into MergeTree [#METR-22327].
2016-11-18 05:05:25 +03:00
Alexey Milovidov
b19e61757e
Little improvement for large number of small inserts [#METR-22327].
2016-11-18 04:03:57 +03:00
Alexey Milovidov
e7fccc4044
Modified backpressure method for MergeTree [#METR-23488].
2016-11-14 21:19:08 +03:00
Vitaliy Lyudvichenko
107f7b34c7
Added requested PR changes, 2nd iteration.
2016-11-14 02:57:18 +03:00
Vitaliy Lyudvichenko
bf924009b9
Added support of seekable files for StorageFile, more options for clickhouse-local. [#METR-23101]
2016-11-09 22:05:35 +03:00
Vitaliy Lyudvichenko
2242cfd6b0
Put DatabaseMemory class into separated file.
2016-11-09 22:05:35 +03:00
Vitaliy Lyudvichenko
0e2eb5436b
Added StorageFile and template for clickhouse-local app.
2016-11-09 22:03:47 +03:00
Alexey Milovidov
34a9af27bf
Inreased default ALTERs safety threshold [#METR-2944].
2016-11-09 17:14:39 +03:00
Alexey Milovidov
efa056fc77
Attempt to improve merge selecting algorithm [#METR-21840].
2016-11-05 04:11:51 +03:00
Alexey Milovidov
aaec9d1db6
Attempt for improvement [#METR-21840].
2016-11-01 22:20:24 +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
a3a8b49e80
MergeSelector: development [#METR-21841].
2016-11-01 14:26:36 +03:00
Alexey Milovidov
91dbf74ac0
MergeSelector: development [#METR-21841].
2016-11-01 11:38:55 +03:00
Alexey Milovidov
573a84c89a
MergeSelector: development [#METR-21841].
2016-10-31 22:45:22 +03:00
Alexey Milovidov
49602c44a9
MergeSelector: development [#METR-21841].
2016-10-31 22:32:08 +03:00
Alexey Milovidov
bee00bfcfc
MergeSelector: development [#METR-21841].
2016-10-30 14:05:45 +03:00
Alexey Milovidov
b7f635d8df
Merge selector: development [#METR-21840].
2016-10-30 12:13:30 +03:00
Alexey Milovidov
ba48688f25
MergeSelector: development [#METR-21840].
2016-10-30 11:15:55 +03:00
Alexey Milovidov
c5c63bdf5d
MergeSelector: development [#METR-21840].
2016-10-30 06:39:28 +03:00
Alexey Milovidov
3d48f9d34b
MergeSelector: development [#METR-21840].
2016-10-30 06:12:25 +03:00
Alexey Milovidov
b5156a115d
Additions [#METR-21504].
2016-10-28 02:28:35 +03:00
Alexey Milovidov
74c3b30622
dbms: Simplified logic of selecting merges [#METR-21841].
2016-10-28 01:50:02 +03:00
Alexey Milovidov
f6f92cb7bc
Fixed error with falsely reported large memory consumption of long running INSERT queries [#METR-23288].
2016-10-25 17:22:10 +03:00
Alexey Milovidov
8be993bd1e
Preparation [#METR-2944].
2016-10-25 09:49:24 +03:00
Alexey Milovidov
15b369bd08
More instrumentation [#METR-23272].
2016-10-24 16:47:15 +03:00
Alexey Milovidov
2dd43be6e6
Don't hold shared_ptr to zookeeper for long time, because it makes very difficult to remove ephemeral nodes in case of temporary communication errors and thus breaks leader election [#METR-23272].
2016-10-24 15:34:08 +03:00
Alexey Milovidov
ea852bb9d8
Separate compilation of CurrentMetrics; Separated AsynchronousMetrics from CurrentMetrics; Comments [#METR-23237].
2016-10-24 07:06:27 +03:00
Alexey Milovidov
cac493d0a0
Addition to prev. revision [#METR-23237].
2016-10-24 05:06:52 +03:00
Alexey Milovidov
32eeb84992
Merge branch 'master' of github.com:yandex/ClickHouse
2016-10-24 05:03:22 +03:00
Alexey Milovidov
9af5ce1e3b
Separate compilation of ProfileEvents; comments [#METR-23237].
2016-10-24 05:02:37 +03:00
