id stringlengths 36 36 | document stringlengths 3 3k | metadata stringlengths 23 69 | embeddings listlengths 384 384 |
|---|---|---|---|
41ae9034-d944-484c-aafa-265aac616160 | Show
MaterializeMySQL
tables in
system.parts
.
#19770
(
Stig Bakken
).
Add separate config directive for
Buffer
profile.
#19721
(
Azat Khuzhin
).
Move conditions that are not related to JOIN to WHERE clause.
#18720
.
#19685
(
hexiaoting
).
Add ability to throttle INSERT into Distributed based on amoun... | {"source_file": "2021.md"} | [
-0.014580038376152515,
-0.004194367211312056,
-0.060406554490327835,
0.034457556903362274,
-0.06155245751142502,
-0.07041417062282562,
0.036681242287158966,
0.03474084287881851,
-0.094919852912426,
0.10352328419685364,
-0.017940755933523178,
-0.02155262604355812,
0.12831050157546997,
-0.00... |
80323f24-6d4c-4d7a-9bb0-7082c438c82a | Block parallel insertions into storage join.
#21009
(
vdimir
).
Fixed behaviour, when
ALTER MODIFY COLUMN
created mutation, that will knowingly fail.
#21007
(
Anton Popov
).
Closes
#9969
. Fixed Brotli http compression error, which reproduced for large data sizes, slightly complicated structure and with json... | {"source_file": "2021.md"} | [
-0.09563865512609482,
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0.04732270538806915,
-0.015229555778205395,
0.040472835302352905,
0.004653504583984613,
0.07849730551242828,
-0.0... |
f2be7fa0-eae6-4b1a-8336-ffc9b176abe4 | Fixed the behavior when in case of broken JSON we tried to read the whole file into memory which leads to exception from the allocator. Fixes
#19719
.
#20286
(
Nikita Mikhaylov
).
Fix exception during vertical merge for
MergeTree
table engines family which don't allow to perform vertical merges. Fixes
#20259
. ... | {"source_file": "2021.md"} | [
-0.011058328673243523,
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-0.0718008279800415,
-0.0284... |
3fa179da-8e3d-42ae-9d7b-823bf0b8eee1 | Fix some of the issues found by Coverity. See
#19964
.
#20010
(
alexey-milovidov
).
Allow to start up with modified binary under gdb. In previous version if you set up breakpoint in gdb before start, server will refuse to start up due to failed integrity check.
#21258
(
alexey-milovidov
).
Add a test for diffe... | {"source_file": "2021.md"} | [
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... |
84573bd0-f630-4814-8427-da1862735306 | Added functions
parseDateTimeBestEffortUSOrZero
,
parseDateTimeBestEffortUSOrNull
.
#19712
(
Maksim Kita
).
Add
sign
math function.
#19527
(
flynn
).
Add information about used features (functions, table engines, etc) into system.query_log.
#18495
.
#19371
(
Kseniia Sumarokova
).
Function
formatDateTi... | {"source_file": "2021.md"} | [
0.05735894292593002,
0.022184928879141808,
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0.004496667999774218,
-0.... |
84c227a0-b80e-4c5d-970c-2a9f5b132c9a | Improvement {#improvement-9}
SELECT count() FROM table
now can be executed if only one any column can be selected from the
table
. This PR fixes
#10639
.
#18233
(
Vitaly Baranov
).
Set charset to
utf8mb4
when interacting with remote MySQL servers. Fixes
#19795
.
#19800
(
alexey-milovidov
).
S3
table ... | {"source_file": "2021.md"} | [
0.012673947960138321,
-0.024530334398150444,
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0.04955606535077095,
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0.023646194487810135,
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0.031498849391937256,
0.0009176222374662757,
-0.031204449012875557,
0.06658559292554855,
-... |
3f0870c4-51be-4e27-9582-fdc18ded8758 | Add metrics for MergeTree parts (Wide/Compact/InMemory) types.
#19381
(
Azat Khuzhin
).
Allow docker to be executed with arbitrary uid.
#19374
(
filimonov
).
Fix wrong alignment of values of
IPv4
data type in Pretty formats. They were aligned to the right, not to the left. This closes
#19184
.
#19339
(
ale... | {"source_file": "2021.md"} | [
0.020631592720746994,
-0.013320091180503368,
0.01682567596435547,
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-0.... |
0e22fc7e-1e92-4111-909c-ada99c9cc1ba | Added support for
WITH ... [AND] [PERIODIC] REFRESH [interval_in_sec]
clause when creating
LIVE VIEW
tables.
#14822
(
vzakaznikov
).
Restrict
MODIFY TTL
queries for
MergeTree
tables created in old syntax. Previously the query succeeded, but actually it had no effect.
#19064
(
Anton Popov
).
Bug Fix {#... | {"source_file": "2021.md"} | [
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-0.0135... |
139bc97d-82a4-4a83-9009-e4ffcce22588 | Fix issue in merge tree data writer which can lead to marks with bigger size than fixed granularity size. Fixes
#18913
.
#19123
(
alesapin
).
Fix startup bug when clickhouse was not able to read compression codec from
LowCardinality(Nullable(...))
and throws exception
Attempt to read after EOF
. Fixes
#18340
.... | {"source_file": "2021.md"} | [
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-... |
e8c9f867-42c0-426d-b0cb-cb79d2f06189 | Fix clickhouse-client abort exception while executing only
select
.
#19790
(
taiyang-li
).
Build/Testing/Packaging Improvement {#buildtestingpackaging-improvement-9}
Run
SQLancer
(logical SQL fuzzer) in CI.
#19006
(
Ilya Yatsishin
).
Query Fuzzer will fuzz newly added tests more extensively. This close... | {"source_file": "2021.md"} | [
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0.021... |
6461722d-a4f5-4c11-9c38-23e906c0892c | Fix wrong result of function
neighbor
for
LowCardinality
argument. Fixes
#10333
.
#19617
(
Nikolai Kochetov
).
Fix use-after-free of the CompressedWriteBuffer in Connection after disconnect.
#19599
(
Azat Khuzhin
).
DROP/DETACH TABLE table ON CLUSTER cluster SYNC
query might hang, it's fixed. Fixes
#1956... | {"source_file": "2021.md"} | [
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91e69711-e5a9-45aa-aa5c-d9dadb40ff68 | Restrict
ALTER MODIFY SETTING
from changing storage settings that affects data parts (
write_final_mark
and
enable_mixed_granularity_parts
).
#18306
(
Amos Bird
).
Set
insert_quorum_parallel
to 1 by default. It is significantly more convenient to use than "sequential" quorum inserts. But if you rely to sequen... | {"source_file": "2021.md"} | [
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b26ee8f3-b87e-47d7-a869-14d59cb15345 | IP Dictionary supports
IPv4
/
IPv6
types directly.
#17571
(
vdimir
).
IP Dictionary supports key fetching. Resolves
#18241
.
#18480
(
vdimir
).
Add
*.zst
compression/decompression support for data import and export. It enables using
*.zst
in
file()
function and
Content-encoding: zstd
in HTTP client... | {"source_file": "2021.md"} | [
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-0.059... |
0a00c1e1-c27b-4c24-beac-80f2c5fe44f5 | Add a new setting
insert_distributed_one_random_shard = 1
to allow insertion into multi-sharded distributed table without any distributed key.
#18294
(
Amos Bird
).
Add settings
min_compress_block_size
and
max_compress_block_size
to MergeTreeSettings, which have higher priority than the global settings and ta... | {"source_file": "2021.md"} | [
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b63a1fa4-a58d-4d4f-a51e-17a6d80c865b | EXPLAIN AST
now support queries other then
SELECT
.
#18136
(
taiyang-li
).
Experimental Feature {#experimental-feature-8}
Added functions for calculation of minHash and simHash of text n-grams and shingles. They are intended for semi-duplicate search. Also functions
bitHammingDistance
and
tupleHammingDis... | {"source_file": "2021.md"} | [
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... |
e3c22eb5-963e-4486-9237-0995b58d1025 | Fix max_distributed_connections (affects
prefer_localhost_replica = 1
and
max_threads != max_distributed_connections
).
#17848
(
Azat Khuzhin
).
Adaptive choice of single/multi part upload when sending data to S3. Single part upload is controlled by a new setting
max_single_part_upload_size
.
#17934
(
Pavel K... | {"source_file": "2021.md"} | [
-0.03676016628742218,
-0.06955216825008392,
-0.08330943435430527,
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0.03701178357005119,
-0.080... |
d2b6059c-50b1-4947-af4f-82a0f51072a8 | Allow column transformer
EXCEPT
to accept a string as regular expression matcher. This resolves
#18685
.
#18699
(
Amos Bird
).
Fix SimpleAggregateFunction in SummingMergeTree. Now it works like AggregateFunction. In previous versions values were summed together regardless to the aggregate function. This fixes
... | {"source_file": "2021.md"} | [
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-0... |
a8a250c8-f08f-4342-ad5c-d2026400984f | Forcibly removing empty or bad metadata files from filesystem for DiskS3. S3 is an experimental feature.
#17935
(
Pavel Kovalenko
).
Access control:
allow_introspection_functions=0
prohibits usage of introspection functions but doesn't prohibit giving grants for them anymore (the grantee will need to set
allow_i... | {"source_file": "2021.md"} | [
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-0.0484... |
34063c1b-d618-4b7d-a1ba-8e0857bdacc6 | Fix parsing of SETTINGS clause of the
INSERT ... SELECT ... SETTINGS
query.
#17414
(
Azat Khuzhin
).
Correctly account memory in RadixSort.
#17412
(
Nikita Mikhaylov
).
Add eof check in
receiveHello
in server to prevent getting
Attempt to read after eof
exception.
#17365
(
Kruglov Pavel
).
Avoid possi... | {"source_file": "2021.md"} | [
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953e58df-a6df-464b-b22e-117e5c0d554b | Fix bug in merge tree data writer which can lead to marks with bigger size than fixed granularity size. Fixes
#18913
.
#19123
(
alesapin
).
Fix startup bug when clickhouse was not able to read compression codec from
LowCardinality(Nullable(...))
and throws exception
Attempt to read after EOF
. Fixes
#18340
.
... | {"source_file": "2021.md"} | [
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86a6413c-ccf8-4149-b6e2-e5fdb8026a17 | Fix minor issue with logging.
#18717
(
sundyli
).
Fix removing of empty parts in
ReplicatedMergeTree
tables, created with old syntax. Fixes
#18582
.
#18614
(
Anton Popov
).
Fix previous bug when date overflow with different values. Strict Date value limit to "2106-02-07", cast date > "2106-02-07" to value 0.... | {"source_file": "2021.md"} | [
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-0.0251539... |
ad6e9014-aa30-4686-8660-5dae71bd8170 | Fix
Unknown setting profile
error on attempt to set settings profile.
#18167
(
tavplubix
).
Fix error when query
MODIFY COLUMN ... REMOVE TTL
doesn't actually remove column TTL.
#18130
(
alesapin
).
Fixed
std::out_of_range: basic_string
in S3 URL parsing.
#18059
(
Vladimir Chebotarev
).
Fix comparison... | {"source_file": "2021.md"} | [
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-0.046737... |
df41c615-5e6f-4450-96f3-f17608cdb34f | Fixed high CPU usage in background tasks of *MergeTree tables.
#17416
(
tavplubix
).
Fix possible crash while reading from
JOIN
table with
LowCardinality
types. Fixes
#17228
.
#17397
(
Nikolai Kochetov
).
Replication from MySQL (experimental feature): Fixes
#16835
try fix miss match header with MySQL SHO... | {"source_file": "2021.md"} | [
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-0.04... |
ce98c7be-597f-469f-b7c8-2df5a5500033 | Simplify
Sys/V
init script. It was not working on Ubuntu 12.04 or older.
#17428
(
alexey-milovidov
).
Multiple improvements in
./clickhouse install
script.
#17421
(
alexey-milovidov
).
Now ClickHouse can pretend to be a fake ZooKeeper. Currently, storage implementation is just stored in-memory hash-table, a... | {"source_file": "2021.md"} | [
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0... |
7cdc22be-8b48-42e5-8e96-5f9f1cf132d9 | If server was terminated by OOM killer, print message in log.
#13516
(
alexey-milovidov
).
PODArray: Avoid call to memcpy with (nullptr, 0) arguments (Fix UBSan report). This fixes
#18525
.
#18526
(
alexey-milovidov
).
Minor improvement for path concatenation of zookeeper paths inside DDLWorker.
#17767
(
Bha... | {"source_file": "2021.md"} | [
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-0.04539038985967636,
0.021057700738310814,
-0.03285595029592514,
0.01... |
1eb111a8-a0c3-4b20-bbc5-4cb8aa0e38de | slug: /whats-new/changelog/2020
sidebar_position: 7
sidebar_label: '2020'
title: '2020 Changelog'
description: 'Changelog for 2020'
doc_type: 'changelog'
keywords: ['ClickHouse 2020', 'changelog 2020', 'release notes', 'version history', 'bug fixes']
ClickHouse release 20.12 {#clickhouse-release-2012}
ClickHouse ... | {"source_file": "2020.md"} | [
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2480bb9f-8e94-4a80-93cb-bf7ecff3cbe1 | ClickHouse release v20.12.3.3-stable, 2020-12-13 {#clickhouse-release-v201233-stable-2020-12-13}
Backward Incompatible Change {#backward-incompatible-change}
Enable
use_compact_format_in_distributed_parts_names
by default (see the documentation for the reference).
#16728
(
Azat Khuzhin
).
Accept user settin... | {"source_file": "2020.md"} | [
-0.042341504245996475,
0.016240909695625305,
-0.03581945598125458,
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0.006857310887426138,
-0.0... |
63a16427-20cc-4269-a963-1835409dfddd | fix incorrect initialization of
max_compress_block_size
of MergeTreeWriterSettings with
min_compress_block_size
.
#17833
(
flynn
).
Exception message about max table size to drop was displayed incorrectly.
#17764
(
alexey-milovidov
).
Fixed possible segfault when there is not enough space when inserting into... | {"source_file": "2020.md"} | [
0.008153503760695457,
-0.05255113169550896,
0.007489367853850126,
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-0.04070267081260681,
0.02737564407289028,
0.02112915739417076,
-0.009633313864469528,
0.02688554860651493,
-0.051... |
80c95a0f-4312-4aea-a160-ca433357c433 | Bug unfinished implementation for funciton fuzzBits, related issue:
#16980
.
#17051
(
hexiaoting
).
Fix LLVM's libunwind in the case when CFA register is RAX. This is the
bug
in
LLVM's libunwind
. We already have workarounds for this bug.
#17046
(
alexey-milovidov
).
Avoid unnecessary network errors for rem... | {"source_file": "2020.md"} | [
0.024382280185818672,
-0.056948043406009674,
-0.061746884137392044,
0.022399865090847015,
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-0.07117226719856262,
0.023085881024599075,
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-0.003712165867909789,
0.0022370971273630857,
... |
8281d956-b3a0-475b-936d-bbf3b53b4cef | Fix inconsistent behavior caused by
select_sequential_consistency
for optimized trivial count query and system.tables.
#16309
(
Hao Chen
).
Improvement {#improvement}
Remove empty parts after they were pruned by TTL, mutation, or collapsing merge algorithm.
#16895
(
Anton Popov
).
Enable compact format ... | {"source_file": "2020.md"} | [
-0.018438296392560005,
-0.06598088145256042,
-0.07723572850227356,
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0.034156572073698044,
-0.0843... |
a8c1be41-a988-463c-9bbf-acad900123ba | Allow
reinterpretAs*
functions to work for integers and floats of the same size. Implements
16640
.
#16657
(
flynn
).
Now,
<auxiliary_zookeepers>
configuration can be changed in
config.xml
and reloaded without server startup.
#16627
(
Amos Bird
).
Support SNI in https connections to remote resources. Thi... | {"source_file": "2020.md"} | [
-0.019375691190361977,
-0.047367069870233536,
-0.04161672294139862,
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-0.029867341741919518,
0.051213424652814865,
... |
cff4b51c-a03f-4c08-bd17-c461465f6cba | Improvements in test coverage building images.
#17233
(
alesapin
).
Update embedded timezone data to version 2020d (also update cctz to the latest master).
#17204
(
filimonov
).
Fix UBSan report in Poco. This closes
#12719
.
#16765
(
alexey-milovidov
).
Do not instrument 3rd-party libraries with UBSan.
#1... | {"source_file": "2020.md"} | [
-0.07282012701034546,
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... |
788428da-5495-421b-9cb4-028bb63b5a09 | Fix error
Cannot convert column now64() because it is constant but values of constants are different in source and result
. Continuation of
#7156
.
#19316
(
Nikolai Kochetov
).
Fix bug when concurrent
ALTER
and
DROP
queries may hang while processing ReplicatedMergeTree table.
#19237
(
alesapin
).
Fix infi... | {"source_file": "2020.md"} | [
-0.03693302720785141,
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-0.06634583324193954,
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0.07828643918037415,
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-0.024282939732074738,
0.0008456927025690675,
-0.07... |
e2003eda-f875-4ca0-afe6-1e8b63cc9a5c | Fix possible
Pipeline stuck
error while using
ORDER BY
after subquery with
RIGHT
or
FULL
join.
#18550
(
Nikolai Kochetov
).
Fix bug which may lead to
ALTER
queries hung after corresponding mutation kill. Found by thread fuzzer.
#18518
(
alesapin
).
Disable write with AIO during merges because it can l... | {"source_file": "2020.md"} | [
-0.011032880283892155,
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-0.003703847760334611,
-0.009588099084794521,
... |
80a8e868-3ad5-4645-8dfd-ee17ce0ceb29 | Fixed key comparison between Enum and Int types. This fixes
#17989
.
#18214
(
Amos Bird
).
Fixed unique key convert crash in
MaterializeMySQL
database engine. This fixes
#18186
and fixes
#16372
#18211
(
Winter Zhang
).
Fixed
std::out_of_range: basic_string
in S3 URL parsing.
#18059
(
Vladimir Chebota... | {"source_file": "2020.md"} | [
0.029995204880833626,
-0.0268704853951931,
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0.05075191706418991,
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-0.001654806430451572,
0.09348975867033005,
-0.... |
deb3d081-577a-4594-8a9d-227e08aa4f7a | Fixed fuzzer-found bug in funciton
fuzzBits
. This fixes
#16980
.
#17051
(
hexiaoting
).
Avoid unnecessary network errors for remote queries which may be cancelled while execution, like queries with
LIMIT
.
#17006
(
Azat Khuzhin
).
Fixed wrong result in big integers (128, 256 bit) when casting from double.
... | {"source_file": "2020.md"} | [
-0.023635920137166977,
-0.027767423540353775,
-0.019746271893382072,
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-0.005788784474134445,
-0.0028191006276756525,
-0... |
a9ded6bd-4472-4bb2-b47e-ca9a3503801f | Restrict to use of non-comparable data types (like
AggregateFunction
) in keys (Sorting key, Primary key, Partition key, and so on).
#16601
(
alesapin
).
Remove
ANALYZE
and
AST
queries, and make the setting
enable_debug_queries
obsolete since now it is the part of full featured
EXPLAIN
query.
#16536
(
Iv... | {"source_file": "2020.md"} | [
0.023409809917211533,
-0.0444815568625927,
0.020794209092855453,
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-0.01021320279687643,
0.01749873347580433,
-0.0048... |
6a9678bb-8fc2-47b7-90db-48ed630c70b9 | Added function
untuple
which is a special function which can introduce new columns to the SELECT list by expanding a named tuple.
#16242
(
Nikolai Kochetov
,
Amos Bird
).
Now we can provide identifiers via query parameters. And these parameters can be used as table objects or columns.
#16594
(
Amos Bird
).
A... | {"source_file": "2020.md"} | [
0.029205992817878723,
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-0.04739294946193695,
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0.04052146151661873,
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-0.02487730234861374,
0.033579498529434204,
-0.067... |
286842a9-1982-4e0f-8095-d770e2ac4e60 | Fix a bug when using MySQL Master -> MySQL Slave -> ClickHouse MaterializeMySQL Engine.
MaterializeMySQL
is an experimental feature.
#16504
(
TCeason
).
Specifically crafted argument of
round
function with
Decimal
was leading to integer division by zero. This fixes
#13338
.
#16451
(
alexey-milovidov
).
F... | {"source_file": "2020.md"} | [
-0.02124154008924961,
0.023555587977170944,
-0.00848042406141758,
0.02052048034965992,
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0.02946082316339016,
-0.016630277037620544,
-0.05879870429635048,
0.10065948218107224,
-0.011854376643896103,
-0.04213818907737732,
0.13762174546718597,
-0.0105... |
5b3fa7a0-63f7-4348-ba68-23f844055ea7 | Better diagnostics on parse errors in input data. Provide row number on
Cannot read all data
errors.
#16644
(
alexey-milovidov
).
Make the behaviour of
minMap
and
maxMap
more desireable. It will not skip zero values in the result. Fixes
#16087
.
#16631
(
Ildus Kurbangaliev
).
Better update of ZooKeeper c... | {"source_file": "2020.md"} | [
0.016096070408821106,
0.043499622493982315,
0.031580161303281784,
-0.0019692808855324984,
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-0.1010168194770813,
0.011739947833120823,
-0.0... |
d9d29b0f-1711-4e69-9b42-80f795242ef7 | Support for
database_atomic_wait_for_drop_and_detach_synchronously
/
NO DELAY
/
SYNC
for
DROP DATABASE
.
#16127
(
Azat Khuzhin
).
Add
allow_nondeterministic_optimize_skip_unused_shards
(to allow non deterministic like
rand()
or
dictGet()
in sharding key).
#16105
(
Azat Khuzhin
).
Fix
memory_profiler_s... | {"source_file": "2020.md"} | [
0.029584182426333427,
-0.009331385605037212,
-0.01113143190741539,
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-0.04440315440297127,
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0.013018584810197353,
0.06934548169374466,
-0.03763199970126152,
0.05891699716448784,
-0... |
51e068a1-4afe-4640-b772-941eaf799212 | Add flaky check for stateless tests. It will detect potentially flaky functional tests in advance, before they are merged.
#16238
(
alesapin
).
Use proper version for
croaring
instead of amalgamation.
#16285
(
sundyli
).
Improve generation of build files for
ya.make
build system (Arcadia).
#16700
(
alexey... | {"source_file": "2020.md"} | [
0.027638360857963562,
-0.04394800215959549,
-0.030261920765042305,
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-0.039174266159534454,
0.04662705957889557,
... |
e648356a-24b3-4d0f-86c0-f2da26e777de | Fixed the issue when server can stop accepting connections in very rare cases.
#17542
(
alexey-milovidov
).
Fixed
ALTER
query hang when the corresponding mutation was killed on the different replica. This fixes
#16953
.
#17499
(
alesapin
).
Fixed bug when mark cache size was underestimated by clickhouse. It ... | {"source_file": "2020.md"} | [
-0.004919037222862244,
-0.05726611986756325,
0.01781965233385563,
0.05620186775922775,
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-0.004190292675048113,
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0.05761599913239479,
0.004252615850418806,
... |
e3f0a45f-457e-44cd-b83b-d27e08cc6f7a | Fixed uncontrolled growth of
TDigest
.
#16680
(
hrissan
).
Fixed remote query failure when using suffix
if
in Aggregate function. This fixes
#16574
fixes
#16231
#16610
(
Winter Zhang
).
ClickHouse release v20.10.4.1-stable, 2020-11-13 {#clickhouse-release-v201041-stable-2020-11-13}
Bug Fix {#bug-fix-... | {"source_file": "2020.md"} | [
-0.04004555195569992,
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-0.0195708516985178,
-0.0... |
ff81db79-1c15-4b40-b5c4-76b90ea307dc | Add support for nested multiline comments
/* comment /* comment */ */
in SQL. This conforms to the SQL standard.
#14655
(
alexey-milovidov
).
Added MergeTree settings (
max_replicated_merges_with_ttl_in_queue
and
max_number_of_merges_with_ttl_in_pool
) to control the number of merges with TTL in the background ... | {"source_file": "2020.md"} | [
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0.06007332727313042,
0.05875541269779205,
-... |
d5729989-2494-4f51-9c40-869d60cf7f11 | Added format
RawBLOB
. It is intended for input or output a single value without any escaping and delimiters. This closes
#15349
.
#15364
(
alexey-milovidov
).
Add the
reinterpretAsUUID
function that allows to convert a big-endian byte string to UUID.
#15480
(
Alexander Kuzmenkov
).
Implement
force_data_sk... | {"source_file": "2020.md"} | [
0.007605729624629021,
0.03661171346902847,
-0.05627773702144623,
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0.010998808778822422,
-0.... |
96fd19c8-e1c6-431f-a580-81082f68bc57 | Supporting MySQL types:
decimal
(as ClickHouse
Decimal
) and
datetime
with sub-second precision (as
DateTime64
).
#11512
(
Vasily Nemkov
).
Introduce
event_time_microseconds
field to
system.text_log
,
system.trace_log
,
system.query_log
and
system.query_thread_log
tables.
#14760
(
Bharat Nallan
).
... | {"source_file": "2020.md"} | [
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0.023702843114733696,
0.0... |
066d6be3-846e-4160-902b-a42e401046db | MaterializeMySQL
(experimental feature): Fix crash on create database failure.
#15954
(
Winter Zhang
).
Fixed
DROP TABLE IF EXISTS
failure with
Table ... does not exist
error when table is concurrently renamed (for Atomic database engine). Fixed rare deadlock when concurrently executing some DDL queries with m... | {"source_file": "2020.md"} | [
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0.09953755140304565,
-0.02908... |
aa254d22-95df-4e20-b4a8-0e5a070f2bf4 | Fixed bug with S3 table function: region from URL was not applied to S3 client configuration.
#15646
(
Vladimir Chebotarev
).
Fix the order of destruction for resources in
ReadFromStorage
step of query plan. It might cause crashes in rare cases. Possibly connected with
#15610
.
#15645
(
Nikolai Kochetov
).
S... | {"source_file": "2020.md"} | [
-0.032785363495349884,
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0.0491219237446785,
0.09370436519384384,
-0.042510... |
2c445fd5-9c15-4b63-a7cc-aab8ec6ba953 | Fix 'Unknown identifier' in GROUP BY when query has JOIN over Merge table.
#15242
(
Artem Zuikov
).
Fix instance crash when using
joinGet
with
LowCardinality
types. This fixes
#15214
.
#15220
(
Amos Bird
).
Fix bug in table engine
Buffer
which does not allow to insert data of new structure into
Buffer
... | {"source_file": "2020.md"} | [
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0.0030158318113535643,
-0.06710793823003769,
-0.01940290629863739,
0.01108497940003872,
-0.06788863986730576,
-0.005406699143350124,
-0.06... |
f4a492c1-716b-4967-8fee-a7bc7a6a373b | Fix a problem where the server may get stuck on startup while talking to ZooKeeper, if the configuration files have to be fetched from ZK (using the
from_zk
include option). This fixes
#14814
.
#14843
(
Alexander Kuzmenkov
).
Fix wrong monotonicity detection for shrunk
Int -> Int
cast of signed types. It might... | {"source_file": "2020.md"} | [
-0.010026350617408752,
0.03457789123058319,
-0.02075383998453617,
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0.0... |
a6f8fcad-6d39-4985-91a4-b49422c7ad66 | The function
now
allows an argument with timezone. This closes
15264
.
#15285
(
flynn
).
Do not allow connections to ClickHouse server until all scripts in
/docker-entrypoint-initdb.d/
are executed.
#15244
(
Aleksei Kozharin
).
Added
optimize
setting to
EXPLAIN PLAN
query. If enabled, query plan level ... | {"source_file": "2020.md"} | [
-0.03765776380896568,
0.017449544742703438,
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... |
9f547c36-ec1e-4e99-8209-fe991380f948 | Add an option to skip access checks for
DiskS3
.
s3
disk is an experimental feature.
#14497
(
Pavel Kovalenko
).
Speed up server shutdown process if there are ongoing S3 requests.
#14496
(
Pavel Kovalenko
).
SYSTEM RELOAD CONFIG
now throws an exception if failed to reload and continues using the previous us... | {"source_file": "2020.md"} | [
-0.010527672246098518,
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-0.0... |
7471d008-0eaa-4fe4-aa58-cb19faa49fa6 | Switch from
clang-tidy-10
to
clang-tidy-11
.
#14922
(
alexey-milovidov
).
Use LLVM's experimental pass manager by default.
#15608
(
Danila Kutenin
).
Don't allow any C++ translation unit to build more than 10 minutes or to use more than 10 GB or memory. This fixes
#14925
.
#15060
(
alexey-milovidov
).
M... | {"source_file": "2020.md"} | [
-0.028883488848805428,
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-0.... |
361b3bb2-bbfe-4ec7-986e-af11aac70cba | Fix debug assertion in
bitShiftLeft()
when called with negative big integer.
#14697
(
Artem Zuikov
).
ClickHouse release 20.9 {#clickhouse-release-209}
ClickHouse release v20.9.7.11-stable, 2020-12-07 {#clickhouse-release-v209711-stable-2020-12-07}
Performance Improvement {#performance-improvement-3}
Fi... | {"source_file": "2020.md"} | [
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38430704-a8d2-4718-9088-01015d0d5fc5 | Build/Testing/Packaging Improvement {#buildtestingpackaging-improvement-5}
Update embedded timezone data to version 2020d (also update cctz to the latest master).
#17204
(
filimonov
).
ClickHouse release v20.9.6.14-stable, 2020-11-20 {#clickhouse-release-v209614-stable-2020-11-20}
Improvement {#improvement-... | {"source_file": "2020.md"} | [
-0.03659309446811676,
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0.0009775891667231917,
... |
db66f87d-cda0-4c9b-b875-af79a3f6a3da | Fix DROP TABLE for Distributed (racy with INSERT).
#16409
(
Azat Khuzhin
).
Fix processing of very large entries in replication queue. Very large entries may appear in ALTER queries if table structure is extremely large (near 1 MB). This fixes
#16307
.
#16332
(
alexey-milovidov
).
Fixed the inconsistent behavi... | {"source_file": "2020.md"} | [
-0.005916101858019829,
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-0.024740... |
838ba2b4-9da7-4595-9d3d-6afbb390f139 | Fix incorrect empty result for query from
Distributed
table if query has
WHERE
,
PREWHERE
and
GLOBAL IN
. Fixes
#15792
.
#15933
(
Nikolai Kochetov
).
Fix possible deadlocks in RBAC.
#15875
(
Vitaly Baranov
).
Fix exception
Block structure mismatch
in
SELECT ... ORDER BY DESC
queries which were execut... | {"source_file": "2020.md"} | [
-0.03268140181899071,
-0.01684565097093582,
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-0.... |
c522923a-65eb-41f5-bb13-6fbccda63acd | Significantly reduce memory usage in AggregatingInOrderTransform/optimize_aggregation_in_order.
#15543
(
Azat Khuzhin
).
Mutation might hang waiting for some non-existent part after
MOVE
or
REPLACE PARTITION
or, in rare cases, after
DETACH
or
DROP PARTITION
. It's fixed.
#15537
(
tavplubix
).
Fix bug whe... | {"source_file": "2020.md"} | [
-0.05015522986650467,
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... |
a66b9509-1172-4753-9e28-5ea80021807a | ClickHouse release v20.9.2.20, 2020-09-22 {#clickhouse-release-v209220-2020-09-22}
Backward Incompatible Change {#backward-incompatible-change-3}
When upgrading from versions older than 20.5, if rolling update is performed and cluster contains both versions 20.5 or greater and less than 20.5, if ClickHouse nodes ... | {"source_file": "2020.md"} | [
0.04154663532972336,
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0.01249569933861494,
-0.01977238431572914,
-0.013586... |
4e5fcfce-df95-4332-acd8-9dd012db107b | Fix SIGSEGV for an attempt to INSERT into StorageFile(fd).
#14887
(
Azat Khuzhin
).
Fix rare error in
SELECT
queries when the queried column has
DEFAULT
expression which depends on the other column which also has
DEFAULT
and not present in select query and not exists on disk. Partially fixes
#14531
.
#14845... | {"source_file": "2020.md"} | [
-0.03755854070186615,
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-0.00... |
ec8b64f9-33ae-48eb-8c3d-9f69952d8b51 | Disallow empty time_zone argument in
toStartOf*
type of functions.
#14509
(
Bharat Nallan
).
MySQL handler returns
OK
for queries like
SET @@var = value
. Such statement is ignored. It is needed because some MySQL drivers send
SET @@
query for setup after handshake https://github.com/ClickHouse/ClickHouse/is... | {"source_file": "2020.md"} | [
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0... |
2ebbff10-e4d2-4ce2-b8ff-e5bba82362d7 | Integration tests use default base config. All config changes are explicit with main_configs, user_configs and dictionaries parameters for instance.
#13647
(
Ilya Yatsishin
).
ClickHouse release 20.8 {#clickhouse-release-208}
ClickHouse release v20.8.12.2-lts, 2021-01-16 {#clickhouse-release-v208122-lts-2021-01... | {"source_file": "2020.md"} | [
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-0.0... |
75765cd4-afde-4634-b955-13732072475f | Fixed possible server crash after
ALTER TABLE ... MODIFY COLUMN ... NewType
when
SELECT
have
WHERE
expression on altering column and alter does not finished yet.
#16968
(
Amos Bird
).
Install script should always create subdirs in config folders. This is only relevant for Docker build with custom config.
#16... | {"source_file": "2020.md"} | [
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... |
aec09adb-823b-4062-82e5-e779d350a13f | ClickHouse release v20.8.5.45-lts, 2020-10-29 {#clickhouse-release-v208545-lts-2020-10-29}
Bug Fix {#bug-fix-20}
Fix double free in case of exception in function
dictGet
. It could have happened if dictionary was loaded with error.
#16429
(
Nikolai Kochetov
).
Fix group by with totals/rollup/cube modifers an... | {"source_file": "2020.md"} | [
-0.05378873646259308,
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0.02829555608332157,
0.03169728443026543,
-0.03146... |
76ce3f30-e6ed-460e-8448-fd6aa2b2c873 | Fix error
Cannot find column
which may happen at insertion into
MATERIALIZED VIEW
in case if query for
MV
containes
ARRAY JOIN
.
#15717
(
Nikolai Kochetov
).
Fixed too low default value of
max_replicated_logs_to_keep
setting, which might cause replicas to become lost too often. Improve lost replica recover... | {"source_file": "2020.md"} | [
-0.021082956343889236,
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-0... |
dd581462-8242-4769-9f48-69c4a443e083 | Fix bug with event subscription in DDLWorker which rarely may lead to query hangs in
ON CLUSTER
. Introduced in
#13450
.
#15477
(
alesapin
).
Report proper error when the second argument of
boundingRatio
aggregate function has a wrong type.
#15407
(
detailyang
).
Fix race condition during MergeTree table re... | {"source_file": "2020.md"} | [
0.01251631323248148,
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-... |
6922e439-8519-43ea-8faa-0f8757c203b3 | ClickHouse release v20.8.3.18-stable, 2020-09-18 {#clickhouse-release-v208318-stable-2020-09-18}
Bug Fix {#bug-fix-22}
Fix the issue when some invocations of
extractAllGroups
function may trigger "Memory limit exceeded" error. This fixes
#13383
.
#14889
(
alexey-milovidov
).
Fix SIGSEGV for an attempt to I... | {"source_file": "2020.md"} | [
-0.043387435376644135,
-0.04235432296991348,
-0.05369608849287033,
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-0.01922730728983879,
0.0018289642175659537,
-0.... |
c33243cf-8be7-4dbd-a1d1-c522df596e8a | Remove support for the
ODBCDriver
input/output format. This was a deprecated format once used for communication with the ClickHouse ODBC driver, now long superseded by the
ODBCDriver2
format. Resolves
#13629
.
#13847
(
hexiaoting
).
When upgrading from versions older than 20.5, if rolling update is performed a... | {"source_file": "2020.md"} | [
0.014049896039068699,
-0.04267530143260956,
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0.005611015949398279,
0.017425693571567535,
-0.... |
11db93a0-1522-4d86-9e4c-cfc23c77fe6b | Fix bug which can lead to wrong merges assignment if table has partitions with a single part.
#14444
(
alesapin
).
Stop query execution if exception happened in
PipelineExecutor
itself. This could prevent rare possible query hung. Continuation of
#14334
.
#14402
#14334
(
Nikolai Kochetov
).
Fix crash durin... | {"source_file": "2020.md"} | [
-0.0005495523801073432,
-0.08098091930150986,
0.011050447821617126,
0.01290761586278677,
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0.022134633734822273,
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-0.021812425926327705,
... |
5d488147-a216-45d6-883f-89b79aed882b | Fix logging Settings.Names/Values when log_queries_min_type > QUERY_START.
#13737
(
Azat Khuzhin
).
Fixes
/replicas_status
endpoint response status code when verbose=1.
#13722
(
javi santana
).
Fix incorrect message in
clickhouse-server.init
while checking user and group.
#13711
(
ylchou
).
Do not optim... | {"source_file": "2020.md"} | [
-0.005561628844588995,
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... |
6328eaaa-9ebb-43e0-b76b-81a732b11367 | Slightly better performance of Memory table if it was constructed from a huge number of very small blocks (that's unlikely). Author of the idea:
Mark Papadakis
. Closes
#14043
.
#14056
(
alexey-milovidov
).
Conditional aggregate functions (for example:
avgIf
,
sumIf
,
maxIf
) should return
NULL
when miss row... | {"source_file": "2020.md"} | [
0.0017247922951355577,
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-0.05... |
810a4ff5-0882-44b3-89f7-b50add6adcfc | Fix debug assertion when Decimal has too large negative exponent. Fixes
#13188
.
#13228
(
alexey-milovidov
).
Added cache layer for DiskS3 (cache to local disk mark and index files).
DiskS3
is an experimental feature.
#13076
(
Pavel Kovalenko
).
Fix readline so it dumps history to file now.
#13600
(
Amos B... | {"source_file": "2020.md"} | [
-0.01636870764195919,
0.011425663717091084,
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0.0052... |
0eccf2c7-5f84-402e-8a94-97eb77dfc3e7 | Improve generation of system.time_zones table during build. Closes
#14209
.
#14215
(
filimonov
).
Build ClickHouse with the most fresh tzdata from package repository.
#13623
(
alexey-milovidov
).
Add the ability to write js-style comments in skip_list.json.
#14159
(
alesapin
).
Ensure that there is no copy... | {"source_file": "2020.md"} | [
-0.03048921562731266,
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0.0213303342461586,
0.082... |
3ab48f5c-0576-4d55-b2dc-d85f39c256d1 | Deprecate special printing of zero Date/DateTime values as
0000-00-00
and
0000-00-00 00:00:00
.
#12442
(
alexey-milovidov
).
The function
groupArrayMoving*
was not working for distributed queries. It's result was calculated within incorrect data type (without promotion to the largest type). The function
group... | {"source_file": "2020.md"} | [
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0.0038492297753691673,
-0.03... |
acbecd7f-4c68-4d50-8a5b-f0063c3c320f | Add setting
allow_non_metadata_alters
which restricts to execute
ALTER
queries which modify data on disk. Disabled be default. Closes
#11547
.
#12635
(
alesapin
).
A function
formatRow
is added to support turning arbitrary expressions into a string via given format. It's useful for manipulating SQL outputs a... | {"source_file": "2020.md"} | [
0.06496676057577133,
0.029133878648281097,
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0.03129230812191963,
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0.06997822225093842,
0.03488510847091675,
-0.058454956859350204,
0.03709989786148071,
-0.0931... |
4bb831f9-1946-4148-ac86-c4266e7ec9ec | Add range check for
h3KRing
function. This fixes
#13633
.
#13752
(
alexey-milovidov
).
Fix race condition between DETACH and background merges. Parts may revive after detach. This is continuation of
#8602
that did not fix the issue but introduced a test that started to fail in very rare cases, demonstrating th... | {"source_file": "2020.md"} | [
0.0006514578708447516,
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-0.0... |
c1c6dde9-0405-477f-8566-452367c666b8 | Throw error on
arrayJoin()
function in
JOIN ON
section.
#13330
(
Artem Zuikov
).
Fix crash in
LEFT ASOF JOIN
with
join_use_nulls=1
.
#13291
(
Artem Zuikov
).
Fix possible error
Totals having transform was already added to pipeline
in case of a query from delayed replica.
#13290
(
Nikolai Kochetov
).
... | {"source_file": "2020.md"} | [
-0.0963115468621254,
-0.0029409979470074177,
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0.018969018012285233,
... |
138c2b6a-489a-450f-a9d6-bd6654cd34cd | Fix columns duplication for range hashed dictionary created from DDL query. This fixes
#10605
.
#12857
(
alesapin
).
Fix unnecessary limiting for the number of threads for selects from local replica.
#12840
(
Nikolai Kochetov
).
Fix rare bug when
ALTER DELETE
and
ALTER MODIFY COLUMN
queries executed simult... | {"source_file": "2020.md"} | [
-0.009249722585082054,
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0.00754930404946208,
0.08921243250370026,
-0.1... |
fa354106-2540-483d-9c43-c42cb765b79a | Fix backwards compatibility in binary format of
AggregateFunction(avg, ...)
values. This fixes
#12342
.
#12486
(
alexey-milovidov
).
Fix crash in JOIN with dictionary when we are joining over expression of dictionary key:
t JOIN dict ON expr(dict.id) = t.id
. Disable dictionary join optimisation for this case. ... | {"source_file": "2020.md"} | [
-0.03214273974299431,
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... |
f49cd0d2-11f1-4b63-8561-7848268a8b4a | Support TRUNCATE table without TABLE keyword.
#12653
(
Winter Zhang
).
Fix explain query format overwrite by default. This fixes
#12541
.
#12541
(
BohuTANG
).
Allow to set JOIN kind and type in more standad way:
LEFT SEMI JOIN
instead of
SEMI LEFT JOIN
. For now both are correct.
#12520
(
Artem Zuikov
).
... | {"source_file": "2020.md"} | [
-0.03777620568871498,
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0.06351746618747711,
... |
208b42b1-35bd-44b8-abac-0fe304964545 | Push down
LIMIT
step for query plan (inside subqueries).
#13016
(
Nikolai Kochetov
).
Parallel primary key lookup and skipping index stages on parts, as described in
#11564
.
#12589
(
Ivan Babrou
).
Converting String-type arguments of function "if" and "transform" into enum if
set optimize_if_transform_stri... | {"source_file": "2020.md"} | [
-0.010663115419447422,
0.06108929216861725,
0.028593625873327255,
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0.01739649847149849,
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-0.007693847641348839,
0.02635004185140133,
-0.0... |
fdf25a6c-9d6f-477d-8763-429274ebdd5a | Added tests for RBAC functionality of
SELECT
privilege in TestFlows.
#13061
(
Ritaank Tiwari
).
Rerun some tests in fast test check.
#12992
(
alesapin
).
Fix MSan error in "rdkafka" library. This closes
#12990
. Updated
rdkafka
to version 1.5 (master).
#12991
(
alexey-milovidov
).
Fix UBSan report in b... | {"source_file": "2020.md"} | [
0.012480738572776318,
-0.012435153126716614,
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0.02644975669682026,
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0.0322476401925087,
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0.013804945163428783,
0.0... |
0b2b1036-3638-4674-ab2d-c7a6cd482641 | Added storage
RabbitMQ
.
#11069
(
Kseniia Sumarokova
).
Implemented PostgreSQL-like
ILIKE
operator for
#11710
.
#12125
(
Mike
).
Supported RIGHT and FULL JOIN with
SET join_algorithm = 'partial_merge'
. Only ALL strictness is allowed (ANY, SEMI, ANTI, ASOF are not).
#12118
(
Artem Zuikov
).
Added a fun... | {"source_file": "2020.md"} | [
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... |
0308e091-1f52-4fbf-8bc3-bbde9b7577af | Fixed
CAST(Nullable(String), Enum())
.
#12745
(
Azat Khuzhin
).
Fixed a performance with large tuples, which are interpreted as functions in
IN
section. The case when user write
WHERE x IN tuple(1, 2, ...)
instead of
WHERE x IN (1, 2, ...)
for some obscure reason.
#12700
(
Anton Popov
).
Fixed memory tra... | {"source_file": "2020.md"} | [
-0.00018816870579030365,
0.027817485854029655,
-0.07004556804895401,
0.039715904742479324,
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0.051678627729415894,
... |
db9209a0-25e5-4de6-a065-cf7837748548 | Avoid exception when negative or floating point constant is used in WHERE condition for indexed tables. This fixes
#11905
.
#12384
(
alexey-milovidov
).
Allowed to
CLEAR
column even if there are depending
DEFAULT
expressions. This fixes
#12333
.
#12378
(
alexey-milovidov
).
Fix
TOTALS/ROLLUP/CUBE
for ag... | {"source_file": "2020.md"} | [
-0.07168855518102646,
-0.010203702375292778,
-0.014655512757599354,
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0.043726056814193726,
0.06014418974518776,
-0.03349492698907852,
-0.012144693173468113,
... |
4e596399-c988-4a5e-9a57-29e6fecf23ca | Cap max_memory_usage* limits to the process resident memory.
#12182
(
Azat Khuzhin
).
Fix dictGet arguments check during
GROUP BY
injective functions elimination.
#12179
(
Azat Khuzhin
).
Fixed the behaviour when
SummingMergeTree
engine sums up columns from partition key. Added an exception in case of expli... | {"source_file": "2020.md"} | [
-0.014367533847689629,
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-0.008393572643399239,
0.02168045938014984,
-0.05201... |
751f471f-5120-484b-8d85-3e0977c7b234 | Fixed SIGSEGV in StorageKafka on DROP TABLE.
#12075
(
Azat Khuzhin
).
Fixed possible crash while using wrong type for
PREWHERE
. Fixes
#12053
,
#12060
.
#12060
(
Nikolai Kochetov
).
Fixed error
Cannot capture column
for higher-order functions with
Tuple(LowCardinality)
argument. Fixes
#9766
.
#12055
(... | {"source_file": "2020.md"} | [
-0.026130016893148422,
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-0.01634010672569275,
0.02669893391430378,
-0.0526... |
368e5697-0004-4552-9203-6d8c9c57e196 | Implemented single part uploads for DiskS3 (experimental feature).
#12026
(
Vladimir Chebotarev
).
Experimental Feature {#experimental-feature-4}
Added new in-memory format of parts in
MergeTree
-family tables, which stores data in memory. Parts are written on disk at first merge. Part will be created in in-... | {"source_file": "2020.md"} | [
0.002144837286323309,
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0.05225547030568123,
0.05639801174402237,
-... |
172c8f30-4aee-445c-800e-9280c5bd6ca3 | Fixed wrong index analysis with functions. It could lead to pruning wrong parts, while reading from
MergeTree
tables. Fixes
#13060
. Fixes
#12406
.
#13081
(
Anton Popov
).
Fixed unnecessary limiting for the number of threads for selects from local replica.
#12840
(
Nikolai Kochetov
).
Fixed performance with... | {"source_file": "2020.md"} | [
0.000532367848791182,
0.012206143699586391,
0.004882616922259331,
0.01895274594426155,
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0.00622978713363409,
-0... |
11faecde-692d-4c7a-a9cc-8f0daa38c6db | Fixed SIGSEGV if there is an message with error in the middle of the batch in
Kafka
Engine.
#12302
(
Azat Khuzhin
).
Fixed the behaviour when
SummingMergeTree
engine sums up columns from partition key. Added an exception in case of explicit definition of columns to sum which intersects with partition key column... | {"source_file": "2020.md"} | [
-0.02809760719537735,
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0.04663517326116562,
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-0.104344442486763,
-0.010093992576003075,
-0.0... |
0b15368c-fe10-4253-8059-5ddaa1f427aa | Remove
experimental_use_processors
setting. It is enabled by default.
#10924
(
Nikolai Kochetov
).
Update
zstd
to 1.4.4. It has some minor improvements in performance and compression ratio. If you run replicas with different versions of ClickHouse you may see reasonable error messages
Data after merge is not b... | {"source_file": "2020.md"} | [
-0.05806293338537216,
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0.006068449467420578,
-0.019552143290638924,
-0.... |
07c36a2e-3b69-42a1-bd4e-add0997dd799 | Added syntax highligting to
clickhouse-client
using
replxx
.
#11422
(
Tagir Kuskarov
).
minMap
and
maxMap
functions were added.
#11603
(
Ildus Kurbangaliev
).
Add the
system.asynchronous_metric_log
table that logs historical metrics from
system.asynchronous_metrics
.
#11588
(
Alexander Kuzmenkov
).
... | {"source_file": "2020.md"} | [
-0.008455884642899036,
-0.03320416808128357,
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-0.0011843792162835598,
... |
eeef35ea-317e-48f8-9835-94cfcdb83909 | Resolved
#7224
: added
FailedQuery
,
FailedSelectQuery
and
FailedInsertQuery
metrics to
system.events
table.
#11151
(
Nikita Orlov
).
Add more
jemalloc
statistics to
system.asynchronous_metrics
, and ensure that we see up-to-date values for them.
#11748
(
Alexander Kuzmenkov
).
Allow to specify defau... | {"source_file": "2020.md"} | [
-0.03754497691988945,
-0.03072076104581356,
-0.08258809894323349,
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... |
9b0cca53-3244-4e43-9707-51cdfee2aa3d | Now replicated fetches will be cancelled during metadata alter.
#11744
(
alesapin
).
Parse metadata stored in zookeeper before checking for equality.
#11739
(
Azat Khuzhin
).
Fixed LOGICAL_ERROR caused by wrong type deduction of complex literals in Values input format.
#11732
(
tavplubix
).
Fix
ORDER BY ..... | {"source_file": "2020.md"} | [
-0.07560181617736816,
-0.035444289445877075,
0.0022823030594736338,
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0.067965567111969,
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-0.04708686098456383,
0.07089041918516159,
-0.02... |
4996dc3b-845a-41b9-b12b-ca93cb480f6c | Fixed rare segfault in
SHOW CREATE TABLE
Fixes
#11490
.
#11579
(
tavplubix
).
All queries in HTTP session have had the same query_id. It is fixed.
#11578
(
tavplubix
).
Now clickhouse-server docker container will prefer IPv6 checking server aliveness.
#11550
(
Ivan Starkov
).
Fix the error
Data compress... | {"source_file": "2020.md"} | [
-0.02425389178097248,
0.05222414806485176,
0.0046552675776183605,
0.01324114017188549,
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0.0697195753455162,
-0.00664919288828969,
-0.0033004614524543285,
0.010170907713472843,
-0.057... |
97967a7e-664c-4ac9-8209-4dce978b95cb | Fix
visitParamExtractRaw
when extracted JSON has strings with unbalanced { or [.
#11318
(
Ewout
).
Fix very rare race condition in ThreadPool.
#11314
(
alexey-milovidov
).
Fix insignificant data race in
clickhouse-copier
. Found by integration tests.
#11313
(
alexey-milovidov
).
Fix potential uninitializ... | {"source_file": "2020.md"} | [
0.006271059159189463,
0.026583297178149223,
-0.0505431666970253,
0.025947842746973038,
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0.014879908412694931,
-0.046682387590408325,
-0.013276658952236176,
... |
09c6981e-8808-4038-915b-79b08db04ef4 | Fix excessive reserving of threads for simple queries (optimization for reducing the number of threads, which was partly broken after changes in pipeline).
#11114
(
Azat Khuzhin
).
Remove logging from mutation finalization task if nothing was finalized.
#11109
(
alesapin
).
Fixed deadlock during server startup ... | {"source_file": "2020.md"} | [
-0.07716117054224014,
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-0.06432710587978363,
-0.... |
c669f04c-75a2-44fb-b728-cdd7dbe069a0 | Fix backward compatibility with tuples in Distributed tables.
#10889
(
Anton Popov
).
Fix SIGSEGV in StringHashTable (if such key does not exist).
#10870
(
Azat Khuzhin
).
Fixed
WATCH
hangs after
LiveView
table was dropped from database with
Atomic
engine.
#10859
(
tavplubix
).
Fixed bug in
Replicate... | {"source_file": "2020.md"} | [
-0.006721966899931431,
-0.026481591165065765,
-0.06098698452115059,
0.011387732811272144,
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0.05679608881473541,
0.04065472260117531,
0.026430301368236542,
0.008606471121311188,
-... |
ce867bd6-e832-4e64-8dc3-17082072f089 | Fix order of parameters in AggregateTransform constructor.
#10667
(
palasonic1
).
Fix the lack of parallel execution of remote queries with
distributed_aggregation_memory_efficient
enabled. Fixes
#10655
.
#10664
(
Nikolai Kochetov
).
Fix possible incorrect number of rows for queries with
LIMIT
. Fixes
#105... | {"source_file": "2020.md"} | [
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0.024346116930246353,
-0.... |
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