status stringclasses 1
value | repo_name stringclasses 13
values | repo_url stringclasses 13
values | issue_id int64 1 104k | updated_files stringlengths 11 1.76k | title stringlengths 4 369 | body stringlengths 0 254k ⌀ | issue_url stringlengths 38 55 | pull_url stringlengths 38 53 | before_fix_sha stringlengths 40 40 | after_fix_sha stringlengths 40 40 | report_datetime timestamp[ns, tz=UTC] | language stringclasses 5
values | commit_datetime timestamp[us, tz=UTC] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,397 | ["src/Storages/StorageBuffer.cpp", "tests/queries/0_stateless/01506_buffer_table_alter_block_structure_2.reference", "tests/queries/0_stateless/01506_buffer_table_alter_block_structure_2.sql"] | Logical error: 'Block structure mismatch in Buffer stream' | https://clickhouse-test-reports.s3.yandex.net/0/9195e4e887e6f05cf41ce326d0de98e1ae1204f5/stress_test_(debug).html
query
```
2021.10.19 17:13:46.212969 [ 15981 ] {adfead4b-ed57-40ef-819a-9cb608aa1184} <Debug> executeQuery: (from [::1]:38756) (comment: 01506_buffer_table_alter_block_structure.sql) INSERT INTO buf (t... | https://github.com/ClickHouse/ClickHouse/issues/30397 | https://github.com/ClickHouse/ClickHouse/pull/30565 | 0c6b92b3a9a501e802b0aaab92378e2e79436e34 | e528bfdb1aaedbb3f93fbccbcadd176ad094ff4f | 2021-10-19T16:48:01Z | c++ | 2021-10-26T06:45:45Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,343 | ["src/Storages/MergeTree/MergeTreeIndices.h", "tests/queries/0_stateless/02131_skip_index_not_materialized.reference", "tests/queries/0_stateless/02131_skip_index_not_materialized.sql"] | Adding a data skipping index breaks live queries. | **Describe what's wrong**
Adding a data skipping index breaks live queries.
**Does it reproduce on recent release?**
Reproducible in (at least):
* 21.9.2.17
* 21.10.2.15
**How to reproduce**
```
# 1. Create a table and insert 10M rows distributed across 100 partitions
CREATE TABLE test2
(
`p`... | https://github.com/ClickHouse/ClickHouse/issues/30343 | https://github.com/ClickHouse/ClickHouse/pull/32359 | 66e1fb7adad8ce28af4c9cf126f704bdefafa746 | a241103714422b775852790633451167433125c1 | 2021-10-18T16:58:01Z | c++ | 2021-12-13T11:43:58Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,245 | ["src/Functions/ReplaceRegexpImpl.h", "tests/queries/0_stateless/02150_replace_regexp_all_empty_match.reference", "tests/queries/0_stateless/02150_replace_regexp_all_empty_match.sql", "tests/queries/0_stateless/02151_replace_regexp_all_empty_match_alternative.reference", "tests/queries/0_stateless/02151_replace_regexp_... | trim incorrect result in case of BOTH | ```sql
SELECT trim(BOTH ', ' FROM '5935,5998,6014, ')||'|' x
SELECT concat(replaceRegexpAll('5935,5998,6014, ', concat('^[', regexpQuoteMeta(', '), ']*|[', regexpQuoteMeta(', '), ']*$'), ''), '|') AS x
┌─x─────────────────┐
│ 5935,5998,6014, | │
└───────────────────┘
psql> SELECT trim(BOTH ', ' FROM '5935,5... | https://github.com/ClickHouse/ClickHouse/issues/30245 | https://github.com/ClickHouse/ClickHouse/pull/32945 | 1141ae91d895866ccaefb4e855a9032397b4b944 | 2e5a14a8de802019fdc7cf5844d65c2f331883d3 | 2021-10-15T18:37:39Z | c++ | 2021-12-19T22:42:20Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,236 | ["docs/en/sql-reference/dictionaries/external-dictionaries/external-dicts-dict-layout.md", "src/Dictionaries/CMakeLists.txt", "src/Dictionaries/HashedArrayDictionary.cpp", "src/Dictionaries/HashedArrayDictionary.h", "src/Dictionaries/registerDictionaries.cpp", "tests/performance/hashed_array_dictionary.xml", "tests/que... | Ext. dictionary layout FLAT_TRANSLATED | flat_index is an artificial autoincrement to make a demo, it does not needed, it just a flat array index for a translation table.
```sql
drop dictionary if exists dict_complex_hashed;
drop dictionary if exists dict_translation;
drop dictionary if exists dict_flat;
drop table if exists dict_source;
create tabl... | https://github.com/ClickHouse/ClickHouse/issues/30236 | https://github.com/ClickHouse/ClickHouse/pull/30242 | 36beb8985733787c9b12519fab3a2af7120e66c2 | 0dd8c70d28ad44d0db386dd225732a5d201cfee5 | 2021-10-15T13:18:31Z | c++ | 2021-10-16T22:18:43Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,175 | ["src/Functions/initializeAggregation.cpp", "tests/queries/0_stateless/02097_initializeAggregationNullable.reference", "tests/queries/0_stateless/02097_initializeAggregationNullable.sql"] | initializeAggregation doesn't work with nullable types | **Describe what's wrong**
It's not possible to initialize aggregation function from nullable types.
**Does it reproduce on recent release?**
Yes,
ClickHouse version 21.10
```
SELECT initializeAggregation('uniqExactState', toNullable(''))
0 rows in set. Elapsed: 0.003 sec.
Received exception from ... | https://github.com/ClickHouse/ClickHouse/issues/30175 | https://github.com/ClickHouse/ClickHouse/pull/30177 | a9ac7fb394bec835d613b9c7b84680b276af4853 | 78c925ddef83d13f358de0f187a0deb092a59d16 | 2021-10-14T11:29:18Z | c++ | 2021-10-20T12:39:07Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 30,090 | ["src/Dictionaries/PolygonDictionary.cpp", "src/Dictionaries/PolygonDictionary.h", "src/Dictionaries/PolygonDictionaryImplementations.cpp", "src/Dictionaries/PolygonDictionaryImplementations.h", "tests/queries/0_stateless/02097_polygon_dictionary_store_key.reference", "tests/queries/0_stateless/02097_polygon_dictionary... | It's not possible to read POLYGON dictionaries via SELECT * FROM dict query. | **Describe the unexpected behaviour**
ClickHouse returns exception if you would try to read polygon dictionary via SELECT query.
**How to reproduce**
ClickHouse version 21.10
```
CREATE DICTIONARY polygon_dict (
key Array(Array(Array(Array(Float64)))),
name String,
value UInt64
)
PRIMARY KEY... | https://github.com/ClickHouse/ClickHouse/issues/30090 | https://github.com/ClickHouse/ClickHouse/pull/30142 | 5802037f1ea35aa2f5c83df3eeb6030cea9f3d74 | 6c1da023f7e5db9b7a6a05596fb0b516c940410f | 2021-10-13T10:26:32Z | c++ | 2021-10-14T12:03:10Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,967 | ["docs/en/sql-reference/functions/splitting-merging-functions.md", "docs/ru/sql-reference/functions/splitting-merging-functions.md", "src/Functions/FunctionsStringArray.cpp", "src/Functions/FunctionsStringArray.h", "tests/queries/0_stateless/00255_array_concat_string.reference", "tests/queries/0_stateless/00255_array_c... | support Nullable String type in arrayStringConcat | For example Null can be represented as empty string
```sql
select arrayStringConcat(['x',Null], ';');
┌─arrayStringConcat(['x', Null], ';')─┐
│ x; │
└─────────────────────────────────────┘
```
But mostly it for avoiding a cast in case of Nullable Strings
```
SELECT arrayS... | https://github.com/ClickHouse/ClickHouse/issues/29967 | https://github.com/ClickHouse/ClickHouse/pull/30840 | 30090472a1f3d58d58e385a7bfa74e785553703e | 9d967e988348d09dad7ebaf9b0ef657a219f71c7 | 2021-10-10T22:51:21Z | c++ | 2021-11-01T08:48:45Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,957 | ["src/Interpreters/UserDefinedSQLFunctionVisitor.cpp", "tests/queries/0_stateless/02096_sql_user_defined_function_alias.reference", "tests/queries/0_stateless/02096_sql_user_defined_function_alias.sql"] | User function alias | Hi, I may have found a bug.
ClickHouse client version 21.10.1.8013 (official build).
```
CREATE FUNCTION now_debug AS () -> toDateTime('2021-07-01 12:35:34');
```
```
:) select now_debug() as _now_debug, now() as _now;
SELECT
now_debug() AS _now_debug,
now() AS _now
Query id: 4f7840e9-4a92-... | https://github.com/ClickHouse/ClickHouse/issues/29957 | https://github.com/ClickHouse/ClickHouse/pull/30075 | 828b19fd51a714805967e880e18972f0a2a93cad | 8d544a55b722728d8c3295ed9c70f6f7db6b6543 | 2021-10-10T19:54:08Z | c++ | 2021-10-14T08:15:32Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,926 | ["src/Processors/Formats/Impl/ArrowColumnToCHColumn.cpp", "src/Processors/Formats/Impl/ParquetBlockInputFormat.cpp"] | Not good enough error message when reading Parquet file. | `Code: 349. DB::Exception: Cannot convert NULL value to non-Nullable type: While executing ParquetBlockInputFormat: While executing File. (CANNOT_INSERT_NULL_IN_ORDINARY_COLUMN) (version 21.11.1.8356 (official build))`
I need to know, what column is related. | https://github.com/ClickHouse/ClickHouse/issues/29926 | https://github.com/ClickHouse/ClickHouse/pull/29927 | daf9cf12d9aa6e71d19671173cd9d0de9558fe9d | 84555646ffb41679e81a7c43e59b47a07cea731a | 2021-10-09T16:40:09Z | c++ | 2021-10-09T22:18:43Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,917 | ["src/Core/MySQL/MySQLReplication.cpp"] | materialized mysql decimal 2147483648 | Hi! We have replication mysql to clickhouse configured with materialized-mysql driver.
sometimes strange behavior happens
and in the clickhouse there are values that are not in this mysql database
for example:
mysql revenue value is 0.292, but in clickhouse - 2147483648.292
mysql table ddl:
```
CREAT... | https://github.com/ClickHouse/ClickHouse/issues/29917 | https://github.com/ClickHouse/ClickHouse/pull/31990 | fa298b089e9669a8ffb1aaf00d0fbfb922f40f06 | 9e034ee3a5af2914aac4fd9a39fd469286eb9b86 | 2021-10-09T08:25:57Z | c++ | 2021-12-01T16:18:48Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,892 | ["src/Core/Settings.h", "src/Interpreters/OptimizeIfChains.h", "src/Interpreters/TreeOptimizer.cpp", "tests/queries/0_stateless/01355_if_fixed_string.sql", "tests/queries/0_stateless/02315_replace_multiif_to_if.reference", "tests/queries/0_stateless/02315_replace_multiif_to_if.sql"] | multiIf vs If performance difference with 1 condition | **Describe the situation**
multiIf works 10 times slower than If with single condition.
**How to reproduce**
ClickHouse version 21.10
```
SELECT count()
FROM numbers_mt(1000000000)
WHERE NOT ignore(multiIf(number = 0, NULL, toNullable(number)))
┌────count()─┐
│ 1000000000 │
└────────────┘
1 rows in... | https://github.com/ClickHouse/ClickHouse/issues/29892 | https://github.com/ClickHouse/ClickHouse/pull/37695 | c6574b15bc7f7323d9a3adf30b13c63d3b6de227 | 3ace07740171eae90c832173bba57203a8f7f192 | 2021-10-08T12:13:44Z | c++ | 2022-06-03T12:56:43Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,890 | ["src/Functions/array/arraySlice.cpp", "tests/queries/0_stateless/00498_array_functions_concat_slice_push_pop.reference", "tests/queries/0_stateless/00498_array_functions_concat_slice_push_pop.sql"] | Logical error: Invalid number of rows in Chunk column Array(Array(Nothing)) | https://clickhouse-test-reports.s3.yandex.net/29804/90cc63aecd37ffe7a3f6497b462be55540bc70a5/fuzzer_debug/report.html#fail1
```
2021.10.08 00:59:13.283176 [ 136 ] {f483911f-89e8-47b6-b594-3da29e8b832b} <Debug> executeQuery: (from [::1]:59180) SELECT max((SELECT sumState(number) FROM numbers(65535)) * NULL, arraySli... | https://github.com/ClickHouse/ClickHouse/issues/29890 | https://github.com/ClickHouse/ClickHouse/pull/32456 | 71df622b1f0371fc4fd525c7a8a404425c17fcee | 26d606c158d49acb4f66fadc03b2ac2781aed305 | 2021-10-08T11:26:01Z | c++ | 2021-12-12T03:38:17Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,883 | ["programs/server/config.d/graphite.xml", "src/Processors/Merges/Algorithms/Graphite.cpp", "src/Processors/Merges/Algorithms/GraphiteRollupSortedAlgorithm.cpp", "src/Storages/MergeTree/registerStorageMergeTree.cpp", "tests/queries/0_stateless/02508_bad_graphite.reference", "tests/queries/0_stateless/02508_bad_graphite.... | If I'm holding a `GraphiteMergeTree` table in the wrong way, it complains | When trying to populate a newly created GraphiteMergeTree table with some data, I catch an exception.
```sql
CREATE TABLE default.ttt
(
`C1` Int8,
`Sign` Int8,
`Version` UInt8,
`Path` String,
`Time` DateTime,
`Value` Int8
)
ENGINE = GraphiteMergeTree('graphite_rollup_params')
ORDER... | https://github.com/ClickHouse/ClickHouse/issues/29883 | https://github.com/ClickHouse/ClickHouse/pull/44342 | 31348a0c2b9c6ae4cfa503bf786b178e4328cd7c | 1b21cc018ed7259d7ef25eab86184d203c9d0f56 | 2021-10-08T09:15:14Z | c++ | 2022-12-27T11:55:14Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,880 | ["docs/en/interfaces/cli.md", "docs/ru/interfaces/cli.md", "programs/client/Client.cpp", "src/Client/ConnectionString.cpp", "src/Client/ConnectionString.h", "tests/queries/0_stateless/02784_connection_string.reference", "tests/queries/0_stateless/02784_connection_string.sh"] | ClickHouse connection strings | **Use case**
Now you can connect to ClickHouse by specifiying separately host, port, username, password and other parameters.
_clickhouse-client --host=... --port=... --user=... --password=..._
It is already possible to specify the connection string as a URI in many databases. Example from PostgreSQL
_postgresq... | https://github.com/ClickHouse/ClickHouse/issues/29880 | https://github.com/ClickHouse/ClickHouse/pull/50689 | b1eacab44a94d19e5cfe716d8a64bc9c18d2da62 | 2643fd2c25bd189c1617892cf96dd372f81403c7 | 2021-10-08T06:58:38Z | c++ | 2023-06-14T08:39:32Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,805 | ["docs/en/sql-reference/statements/create/dictionary.md", "src/Dictionaries/DictionaryStructure.cpp"] | dictionaries attributes doc issue | https://clickhouse.com/docs/en/sql-reference/statements/create/dictionary/
```
CREATE DICTIONARY [IF NOT EXISTS] [db.]dictionary_name [ON CLUSTER cluster]
(
key1 type1 [DEFAULT|EXPRESSION expr1] [HIERARCHICAL|INJECTIVE|IS_OBJECT_ID],
key2 type2 [DEFAULT|EXPRESSION expr2] [HIERARCHICAL|INJECTIVE|IS_OBJE... | https://github.com/ClickHouse/ClickHouse/issues/29805 | https://github.com/ClickHouse/ClickHouse/pull/29816 | 4ec7311d4d4ee739d28db451bdc7a21cf424c003 | d91377c9932d64b1ac57beaab6acbade9b36665e | 2021-10-06T12:51:52Z | c++ | 2021-10-07T07:21:15Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,788 | ["src/IO/S3Common.cpp"] | Startup crash: STSResourceClient Address: NULL pointer. Access: read. Address not mapped to object. | **Describe what's wrong**
Clickhouse server crashes with a traceback on startup in my deployment when I add an S3 storage policy to the /etc/clickhouse-server/config.d folder.
**Does it reproduce on recent release?**
Also happens on clickhouse-server:21.9.4.35
**Enable crash reporting**
I duplicated the... | https://github.com/ClickHouse/ClickHouse/issues/29788 | https://github.com/ClickHouse/ClickHouse/pull/31409 | 27aec2487be622dc9f7bfa60d72588d3b0d2e7a7 | 4856b50c23a37e393783ef3dca0ef9617967f9c2 | 2021-10-05T19:52:38Z | c++ | 2021-11-19T15:45:38Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,759 | ["src/Processors/Transforms/buildPushingToViewsChain.cpp", "tests/queries/0_stateless/01549_low_cardinality_mv_fuzz.reference", "tests/queries/0_stateless/01549_low_cardinality_mv_fuzz.sql"] | Logical error: 'Block structure mismatch in Pipes stream: different types: Received signal 6 Received signal Aborted (6) | <https://clickhouse-test-reports.s3.yandex.net/25969/86d31445fd0dd9bc086432f559d1089c3d4a7700/fuzzer_debug/report.html#fail1> | https://github.com/ClickHouse/ClickHouse/issues/29759 | https://github.com/ClickHouse/ClickHouse/pull/39125 | 4a45b37b437ebc602a235c8e319348ad60362bcb | ec24f730b12074446b334eafbf94e7d505cdec6c | 2021-10-05T06:38:56Z | c++ | 2022-07-12T18:19:41Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,754 | ["src/Databases/DatabaseOnDisk.cpp"] | system.errors FILE_DOESNT_EXIST initated by system.tables.create_table_query | ```
select name, value, last_error_message from system.errors where name = 'FILE_DOESNT_EXIST';
0 rows in set. Elapsed: 0.001 sec.
select * from system.tables format Null;
select * from system.tables format Null;
select * from system.tables format Null;
select name, value, last_error_message from system.error... | https://github.com/ClickHouse/ClickHouse/issues/29754 | https://github.com/ClickHouse/ClickHouse/pull/29779 | e88005c6f6bdcaa88f3a3c60bc8a45683252d1d5 | dce50c8b8ad125f0442daa76121dc1adf15dc787 | 2021-10-04T23:11:24Z | c++ | 2021-10-06T18:29:12Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,729 | ["src/Interpreters/inplaceBlockConversions.cpp", "tests/queries/0_stateless/02053_INSERT_SELECT_MATERIALIZED.reference", "tests/queries/0_stateless/02053_INSERT_SELECT_MATERIALIZED.sql"] | INSERT SELECT incorrectly fills MATERIALIZED column | **Does it reproduce on recent release?**
Reproduced on 21.11.1.1 (master) and 21.9.2
Works as expected on 21.8.2, so it's regression
**How to reproduce**
```
:) create table mt (id Int64, A Nullable(Int64), X Int64 materialized coalesce(A, -1)) engine=MergeTree order by id
:) insert into mt values (1, 42) -- X... | https://github.com/ClickHouse/ClickHouse/issues/29729 | https://github.com/ClickHouse/ClickHouse/pull/30189 | bc1662b9febd91c9098feed2a7e25f5ff000aeac | 0e228a23693ed71152cc3557db3edfd005f7735e | 2021-10-04T12:43:50Z | c++ | 2021-10-15T07:48:23Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,702 | ["src/Interpreters/MutationsInterpreter.cpp", "tests/queries/0_stateless/02131_materialize_column_cast.reference", "tests/queries/0_stateless/02131_materialize_column_cast.sql"] | Logical error when trying to use bloom filter index on `Array(LowCardinality(String))` | **Describe what's wrong**
Get data from #29693.
```
ALTER TABLE hackernews
ADD COLUMN words Array(LowCardinality(String))
DEFAULT arraySort(
arrayDistinct(
extractAll(
lower(
decodeXMLComponent(
extractTextFr... | https://github.com/ClickHouse/ClickHouse/issues/29702 | https://github.com/ClickHouse/ClickHouse/pull/32348 | 3498e13551d7fffdff3079123f199e2658019159 | e0a8c5a4ac854d2a91d2d4930313f8d0d3c92fa1 | 2021-10-04T05:19:05Z | c++ | 2021-12-08T08:13:17Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,699 | ["src/DataTypes/DataTypeFixedString.h", "src/Functions/ngrams.cpp", "src/Functions/registerFunctions.cpp", "src/Interpreters/ITokenExtractor.cpp", "src/Interpreters/ITokenExtractor.h", "src/Storages/MergeTree/MergeTreeIndexFullText.cpp", "src/Storages/MergeTree/MergeTreeIndexFullText.h", "src/Storages/tests/gtest_Split... | A function to extract ngrams from string | **Use case**
I want to estimate better parameters for fulltext (`ngrambf_v1`) index.
**Describe the solution you'd like**
Implement it as SQL function:
`ngrams(string, N)`
that returns array of FixedString.
**Describe alternatives you've considered**
It can be done with less efficient and more cumb... | https://github.com/ClickHouse/ClickHouse/issues/29699 | https://github.com/ClickHouse/ClickHouse/pull/29738 | 16ad5953d690036f25dae3c91044abb4e267eb64 | 4ec7311d4d4ee739d28db451bdc7a21cf424c003 | 2021-10-04T04:22:38Z | c++ | 2021-10-07T07:21:00Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,698 | ["src/DataTypes/EnumValues.h", "src/Interpreters/Aggregator.h", "src/Storages/AlterCommands.cpp", "src/Storages/ConstraintsDescription.h", "src/Storages/IndicesDescription.cpp", "src/Storages/IndicesDescription.h", "tests/queries/0_stateless/02225_hints_for_indeices.reference", "tests/queries/0_stateless/02225_hints_fo... | Name hints should work for data skipping indices. | **Use case**
```
Received exception from server (version 21.11.1):
Code: 36. DB::Exception: Received from localhost:9000. DB::Exception: Wrong index name. Cannot find index `test_pentagram` to drop.. (BAD_ARGUMENTS)
github-explorer.ru-central1.internal :) ALTER TABLE hackernews DROP INDEX text_pentagram
```
... | https://github.com/ClickHouse/ClickHouse/issues/29698 | https://github.com/ClickHouse/ClickHouse/pull/34764 | 5ac8cdbc69c12ab1d95efefbc3c432ee319f4107 | 065305ab65d2733fea463e863eeabb19be0b1c82 | 2021-10-04T04:08:52Z | c++ | 2022-02-21T13:50:59Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,695 | ["src/Parsers/ASTAlterQuery.cpp", "tests/queries/0_stateless/01318_alter_add_constraint_format.reference", "tests/queries/0_stateless/02048_alter_command_format.reference", "tests/queries/0_stateless/02048_alter_command_format.sh"] | Strange formatting of ALTER query | **Describe the issue**
```
github-explorer.ru-central1.internal :) ALTER TABLE hackernews MODIFY COLUMN text CODEC(ZSTD), MODIFY COLUMN title CODEC(ZSTD), MODIFY COLUMN url CODEC(ZSTD)
ALTER TABLE hackernews
MODIFY COLUMN `text` CODEC(ZSTD), MODIFY COLUMN `title` CODEC(ZSTD), MODIFY COLUMN `url` COD... | https://github.com/ClickHouse/ClickHouse/issues/29695 | https://github.com/ClickHouse/ClickHouse/pull/29916 | 6a0ee3d23ed5710574d134eb76a6989c112c438f | 5802037f1ea35aa2f5c83df3eeb6030cea9f3d74 | 2021-10-04T03:47:10Z | c++ | 2021-10-14T11:30:08Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,671 | ["src/Storages/StorageURL.cpp", "tests/integration/test_redirect_url_storage/test.py", "tests/queries/0_stateless/02044_url_glob_parallel.reference", "tests/queries/0_stateless/02044_url_glob_parallel.sh"] | `EXPLAIN` does not work as expected for a query with `url` table function | It performs unneeded requests:
```
EXPLAIN SELECT * FROM url('https://hacker-news.firebaseio.com/v0/item/{1..100}.json', JSONEachRow, $$ id UInt32, deleted UInt8, type Enum('story' = 1, 'comment' = 2, 'poll' = 3, 'pollopt' = 4, 'job' = 5), by LowCardinality(String), time DateTime, text String, dead UInt8, parent UI... | https://github.com/ClickHouse/ClickHouse/issues/29671 | https://github.com/ClickHouse/ClickHouse/pull/29673 | 1e1e3a6ad84b3c3f5da516cb255670563854e42a | 5ab17d795fa32f65b5ad3e522a13127cd1d41590 | 2021-10-03T02:44:04Z | c++ | 2021-10-04T07:23:52Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,670 | ["src/Storages/StorageURL.cpp", "tests/integration/test_redirect_url_storage/test.py", "tests/queries/0_stateless/02044_url_glob_parallel.reference", "tests/queries/0_stateless/02044_url_glob_parallel.sh"] | `url` table function does not process globs in parallel | ```
SELECT * FROM url('https://hacker-news.firebaseio.com/v0/item/{1..100}.json', JSONEachRow,
$$
id UInt32,
deleted UInt8,
type Enum('story' = 1, 'comment' = 2, 'poll' = 3, 'pollopt' = 4, 'job' = 5),
by LowCardinality(String),
time DateTime,
text String,
dead UInt8,
parent UInt32,
poll UInt32,
kids Array(U... | https://github.com/ClickHouse/ClickHouse/issues/29670 | https://github.com/ClickHouse/ClickHouse/pull/29673 | 1e1e3a6ad84b3c3f5da516cb255670563854e42a | 5ab17d795fa32f65b5ad3e522a13127cd1d41590 | 2021-10-03T02:24:41Z | c++ | 2021-10-04T07:23:52Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,621 | ["src/Interpreters/InterpreterInsertQuery.cpp", "tests/queries/0_stateless/01275_parallel_mv.reference", "tests/queries/0_stateless/01275_parallel_mv.sql"] | Parallel view processing no longer working | **Describe what's wrong**
In master, `parallel_view_processing` doesn't have any effect and the MV are executed sequentially.
**Does it reproduce on recent release?**
Only master.
Taken from parallel_mv.xml perf test:
```sql
create table main_table (number UInt64) engine = MergeTree order by tuple();... | https://github.com/ClickHouse/ClickHouse/issues/29621 | https://github.com/ClickHouse/ClickHouse/pull/29786 | 78e1db209f5527479a1947a2c3c441b56e00617e | 4ab2e2745bec13e9c9888c343706dc9d46a7516a | 2021-10-01T13:00:38Z | c++ | 2021-10-07T09:15:26Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,618 | ["src/Processors/Executors/ExecutingGraph.cpp", "src/Processors/Executors/ExecutingGraph.h"] | Hedged requests hang in rare cases | https://clickhouse-test-reports.s3.yandex.net/0/2517f70d7532fc6aca4428f8de54aeae8ab1bf7d/stress_test_(debug).html#fail1
```
Found hung queries in processlist:
Row 1:
──────
is_initial_query: 1
user: default
query_id: 76d2f16e-5dc9-42cb-895e-2dc8edbe1c08
address: ::... | https://github.com/ClickHouse/ClickHouse/issues/29618 | https://github.com/ClickHouse/ClickHouse/pull/42874 | bb507356ef33ae55f094cadfbd8ad78e7bff51b0 | 88033562cd3906537cdf60004479495ccedd3061 | 2021-10-01T12:04:46Z | c++ | 2022-11-08T09:52:58Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,616 | ["src/Storages/MergeTree/IMergeTreeDataPart.cpp", "src/Storages/MergeTree/IMergeTreeDataPart.h", "src/Storages/StorageReplicatedMergeTree.cpp"] | Temporary directory for merged part already exist | https://clickhouse-test-reports.s3.yandex.net/29602/5de80a057fad28ea6b847772b1b3c23fda17b7d8/functional_stateless_tests_(release,_wide_parts_enabled).html#fail1
```
2021-10-01 15:24:10 00993_system_parts_race_condition_drop_zookeeper: [ FAIL ] 457.50 sec. - having stderror:
2021-10-01 15:24:... | https://github.com/ClickHouse/ClickHouse/issues/29616 | https://github.com/ClickHouse/ClickHouse/pull/32201 | 9867d75fecb48e82605fb8eeeea095ebd83062ce | 25427719d40e521846187e68294f9141ed037327 | 2021-10-01T11:41:51Z | c++ | 2021-12-10T13:29:51Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,585 | ["tests/queries/0_stateless/02042_map_get_non_const_key.reference", "tests/queries/0_stateless/02042_map_get_non_const_key.sql"] | Map dynamic keys / map[x] | ```sql
SELECT map[x]
FROM
(
SELECT
materialize('key') x,
CAST((['key'], ['value']), 'Map(String, String)') AS map
)
DB::Exception: Illegal column Const(Map(String, String)) of first argument of function arrayElement. (ILLEGAL_COLUMN)
```
Now I have to do
```sql
SELECT mapVal... | https://github.com/ClickHouse/ClickHouse/issues/29585 | https://github.com/ClickHouse/ClickHouse/pull/29636 | b2f7b6fae87ac9ea6213331b8a0c989dd86b913b | 94117f83adc0029983fe3cbdafb33aa1bc075114 | 2021-09-30T18:58:20Z | c++ | 2021-10-01T16:27:46Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,584 | [".gitmodules", "contrib/boringssl", "contrib/boringssl-cmake/CMakeLists.txt"] | LetsEncrypt Root Certificate (DST_Root_CA_X3) expiration issue. | **Describe what's wrong**
URL table function / engine and etc refuse to work after September 30, 2021 with certificates signed with lets encrypt.
**Does it reproduce on recent release?**
Yes.
**How to reproduce**
ClickHouse 21.10
```
localdomain :) SELECT * FROM url('https://letsencrypt.org/', ... | https://github.com/ClickHouse/ClickHouse/issues/29584 | https://github.com/ClickHouse/ClickHouse/pull/29998 | 50b54b37ca4f2f34ac73f9dce94bdfe758f138b0 | 9ffbb4848671cee0521895dc16c311659a1848c6 | 2021-09-30T18:34:57Z | c++ | 2021-10-15T21:46:23Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,580 | ["src/Core/ProtocolDefines.h", "src/Interpreters/ClientInfo.h", "src/Interpreters/InterpreterSelectQuery.cpp", "src/Server/TCPHandler.cpp", "tests/integration/test_backward_compatibility/test_aggregate_fixed_key.py"] | Multiple rows returned for the same `GROUP BY` key when mixing different ClickHouse versions (all pre v21.3 LTS and post v21.4, up to latest released 21.10) | The following integration test describes the issue more than enough. The test starts 3 nodes to cover all possible cases.
* _root -> leaf_
* old server -> new server
* new server -> old server
* new server -> new server
git bisecting leads to https://github.com/ClickHouse/ClickHouse/commit/64ea1f82989ad4555562... | https://github.com/ClickHouse/ClickHouse/issues/29580 | https://github.com/ClickHouse/ClickHouse/pull/29735 | 36c3b1d5b1cb20f9c9401f12b902a818674a1f3c | b549bddc11081641ca5523308406a587c7fb5753 | 2021-09-30T17:27:33Z | c++ | 2021-10-26T13:31:40Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,541 | ["tests/queries/0_stateless/01081_PartialSortingTransform_full_column.sql"] | Block structure mismatch in function connect between ConvertingTransform and ReplicatedMergeTreeSink stream | https://clickhouse-test-reports.s3.yandex.net/0/70dc235287b3e0e93633ba9e7fc0ed17cdb29a02/functional_stateless_tests_(debug).html#fail1
(also there is double whitespace in the exception message)
```
2021.09.29 23:46:57.810106 [ 18428 ] {e6fe5752-84da-4734-9015-efa636666d67} <Fatal> : Logical error: 'Block structu... | https://github.com/ClickHouse/ClickHouse/issues/29541 | https://github.com/ClickHouse/ClickHouse/pull/46567 | ee07f05224ed80002efce42938adb1c0c1751091 | 179957fd7c218cd3063cc1da7d44e88da55857c3 | 2021-09-29T16:39:38Z | c++ | 2023-02-20T02:36:21Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,468 | ["src/Core/MySQL/MySQLReplication.cpp"] | MaterializeMySQL Decimal bug | ClickHouse client version 21.8.4.51 (official build).
I had a problem synchronizing Nullable(Decimal(20, 8)) using the MaterializeMySQL
mysql data is 10929.00000000
but clickhouse data is -32771294956408.94967295
Can someone help me plz
| https://github.com/ClickHouse/ClickHouse/issues/29468 | https://github.com/ClickHouse/ClickHouse/pull/31990 | fa298b089e9669a8ffb1aaf00d0fbfb922f40f06 | 9e034ee3a5af2914aac4fd9a39fd469286eb9b86 | 2021-09-28T08:02:03Z | c++ | 2021-12-01T16:18:48Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,456 | ["src/Databases/DatabaseLazy.cpp", "src/Databases/DatabaseOrdinary.cpp", "tests/queries/0_stateless/01015_database_bad_tables.reference", "tests/queries/0_stateless/01015_database_bad_tables.sh", "tests/queries/0_stateless/01015_database_bad_tables.sql"] | Server failed to restart. | After such successful queries:
```sql
CREATE DATABASE testlazy ENGINE = Lazy(1);
CREATE TABLE testlazy.`таблица_со_странным_названием` (a UInt64, b UInt64) ENGINE = Log;
```
Server failed to restart with error:
```
<Error> Application: filesystem error: in posix_stat: failed to determine attributes for the spe... | https://github.com/ClickHouse/ClickHouse/issues/29456 | https://github.com/ClickHouse/ClickHouse/pull/29476 | 33f193fea97b8d2e51756b4233389d66942c88a1 | be427555e58b032067a6d851c6143fadcb35e63d | 2021-09-27T19:59:53Z | c++ | 2021-09-28T23:45:40Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,412 | ["tests/queries/0_stateless/02024_merge_regexp_assert.reference", "tests/queries/0_stateless/02024_merge_regexp_assert.sql"] | Flaky test 2024_merge_regexp_assert | Merge() tried to access database(from another test) that was deleted in process. We can rewrite test to not access other database names, but we can improve atomicity inside Merge()
```
2021-09-27 11:23:16 2024_merge_regexp_assert: [ FAIL ] - return code: 81
2021-09-27 11... | https://github.com/ClickHouse/ClickHouse/issues/29412 | https://github.com/ClickHouse/ClickHouse/pull/29461 | d46dfd0ddd3207cab98a3c333ff4ddade99b75a8 | c37932a0b7af38ea40731a9421a4d9625254b2f1 | 2021-09-27T10:28:31Z | c++ | 2021-09-28T21:57:11Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,403 | ["src/Interpreters/ExpressionJIT.cpp", "tests/queries/0_stateless/02036_jit_short_circuit.reference", "tests/queries/0_stateless/02036_jit_short_circuit.sql"] | Column Function is not a contiguous block of memory | **Describe what's wrong**
An error occures when we are selecting data from a table with Kafka engine
**How to reproduce**
* Which ClickHouse server version to use
Clickhouse 21.9.3.30
* `CREATE TABLE` statements for all tables involved
CREATE TABLE kafka_fundevwh.QueueCheck
(
`message` String
)
EN... | https://github.com/ClickHouse/ClickHouse/issues/29403 | https://github.com/ClickHouse/ClickHouse/pull/29574 | 754f7aafebaf7a6232b5efa1630d69f4179bcb6e | ad6d1433032759475343b5434db7c55a26361809 | 2021-09-27T08:30:12Z | c++ | 2021-10-01T18:18:31Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,386 | ["tests/queries/0_stateless/02506_date_time64_floating_point_negative_value.reference", "tests/queries/0_stateless/02506_date_time64_floating_point_negative_value.sql"] | Inaccurate type conversion between DateTime64 and Float/Decimal | It seems ClickHouse has trouble to convert float to DateTime64, regardless the value is positive or negative. I can reproduce the same issue on both 21.3 and 21.9.
```sql
f4dd7c849ef6 :) select toDateTime64(1, 3)
┌──────toDateTime64(1, 3)─┐
│ 1970-01-01 00:00:01.000 │
└─────────────────────────┘
f4dd7c849ef6 ... | https://github.com/ClickHouse/ClickHouse/issues/29386 | https://github.com/ClickHouse/ClickHouse/pull/44340 | 55131f7ae812e55aaf943a65599b4741e0f537c7 | 4e53ddb2e1e21124f760e37f84c4bbaf99340a85 | 2021-09-26T07:07:27Z | c++ | 2022-12-27T11:58:59Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,347 | ["src/Processors/Transforms/WindowTransform.cpp", "tests/queries/0_stateless/01591_window_functions.reference", "tests/queries/0_stateless/01591_window_functions.sql"] | Uninitialized memory in window function `nth_value` | Run under MSan:
**Describe the bug**
https://clickhouse-test-reports.s3.yandex.net/29341/2b2bec3679df7965af908ce3f1e8e17e39bd12fe/fuzzer_msan/report.html#fail1
**How to reproduce**
```
SELECT number, nth_value(number, '10') OVER w AS secondValue, nth_value(number, 2147483647) OVER w AS thirdValue FROM numbers(... | https://github.com/ClickHouse/ClickHouse/issues/29347 | https://github.com/ClickHouse/ClickHouse/pull/29348 | 7eddf2664e83a5d877712de190cc4a4a906664ef | 87d9506bb073c278383c9e02ed2b50e96cbdffef | 2021-09-25T01:27:37Z | c++ | 2021-09-25T16:43:02Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,327 | ["src/Storages/StorageMergeTree.cpp"] | Flaky test 00975_move_partition_merge_tree | ```
2021-09-24 11:42:36 00975_move_partition_merge_tree: [ FAIL ] 5.16 sec. - result differs with reference:
2021-09-24 11:42:36 --- /usr/share/clickhouse-test/queries/0_stateless/00975_move_partition_merge_tree.reference 2021-09-24 10:24:23.000000000 +0200
2021-09-24 11:42:36... | https://github.com/ClickHouse/ClickHouse/issues/29327 | https://github.com/ClickHouse/ClickHouse/pull/30717 | d07d53f1b156bbfd8c39655194166bbfaf747284 | ac4a9bcf23f36e76d145de72c84cb5c8570a6094 | 2021-09-24T11:00:33Z | c++ | 2021-10-27T15:19:41Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,248 | ["cmake/target.cmake", "contrib/boost", "contrib/grpc-cmake/protobuf_generate_grpc.cmake", "contrib/protobuf-cmake/CMakeLists.txt", "contrib/protobuf-cmake/protobuf_generate.cmake"] | aarch64 version doesn't support Parquet format | run
select * from table1 format Parquet
returned
Unknown format Parquet
x86 Linux version works
| https://github.com/ClickHouse/ClickHouse/issues/29248 | https://github.com/ClickHouse/ClickHouse/pull/30015 | ed6088860ee818692ba32405b1cf17e4583a0aea | eb1748b8b4ac26c378ac11b9ba4c1a012ff3c189 | 2021-09-22T07:44:17Z | c++ | 2021-10-13T02:24:05Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,184 | ["src/Interpreters/AddDefaultDatabaseVisitor.h", "tests/queries/0_stateless/02041_test_fuzzy_alter.reference", "tests/queries/0_stateless/02041_test_fuzzy_alter.sql"] | Reference to nullptr in ALTER | **Describe the bug**
https://clickhouse-test-reports.s3.yandex.net/29183/6cf8509ab5da4229b5b1f6b96ff1f162b213e271/fuzzer_ubsan/report.html#fail1
**How to reproduce**
```
ALTER TABLE alter_test MODIFY COLUMN `b` DateTime DEFAULT now(([NULL, NULL, NULL, [-2147483648], [NULL, NULL, NULL, NULL, NULL, NULL, NULL]] AND... | https://github.com/ClickHouse/ClickHouse/issues/29184 | https://github.com/ClickHouse/ClickHouse/pull/29573 | b29e877f269e84ae452c446e70b406a695863470 | 30220529b714d55aa2fc9bc9b45119077434c882 | 2021-09-20T01:26:48Z | c++ | 2021-10-01T09:44:15Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,154 | ["src/Common/Stopwatch.h"] | Timeout exceeded: elapsed 18446744073.709553 seconds | **Describe the unexpected behaviour**
Recently, all of a sudden, I received such exceptions from different users with different queries that `Timeout exceeded: elapsed 18446744073.709553 seconds, maximum: 600` while these queries actually elapsed just about 100ms.
Some fields from system.query_log:
```
┌──────────e... | https://github.com/ClickHouse/ClickHouse/issues/29154 | https://github.com/ClickHouse/ClickHouse/pull/49819 | efc5e69aafbeda48b54a28a7bb4ab8db71077546 | 12be14b1952ea5596ba2c57ddc48cb0cbbfa27b0 | 2021-09-18T09:20:28Z | c++ | 2023-05-12T22:06:27Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,122 | ["src/Databases/DatabaseMemory.cpp"] | Liveview-related (?) sigabort | ```
2021.09.15 06:50:25.803691 [ 91216 ] {9c658a50-6425-4b3d-9704-8a12f812ac5a} <Debug> executeQuery: (from 7.146.10.231:59686, user: xxxxx_user) watch foo
2021.09.15 06:50:25.803844 [ 91216 ] {9c658a50-6425-4b3d-9704-8a12f812ac5a} <Trace> ContextAccess (xxxxx_user): Access granted: SELECT(StartTime, AvgMid, Volume, ... | https://github.com/ClickHouse/ClickHouse/issues/29122 | https://github.com/ClickHouse/ClickHouse/pull/29216 | 0f8798106f376e3ebf5b2073da06c0003aa85fdb | e54bd40102beaab4e138d96be4002dc0478456bd | 2021-09-17T09:17:01Z | c++ | 2021-09-21T17:12:51Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,072 | ["src/Disks/DiskLocal.cpp"] | Server allows invalid storage configuration when two disks use the same path |
If you create configuration file with two disks and specify that disks use the same path, and then create a policy that uses one of these disks then restarting server works and it is possible to create tables, insert and select from them, but on the next restart the server will not start if there are any files on dis... | https://github.com/ClickHouse/ClickHouse/issues/29072 | https://github.com/ClickHouse/ClickHouse/pull/33905 | 662ea9d0244f3b3e5012ce233906d4819011620f | 289a51b61d636e9b2ac98dc912d4d1894cc31e2e | 2021-09-16T11:19:23Z | c++ | 2022-01-26T14:38:08Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,052 | ["src/Interpreters/Context.cpp", "src/Storages/StorageReplicatedMergeTree.cpp", "tests/integration/test_replicated_merge_tree_with_auxiliary_zookeepers/test.py"] | Upgrade to 21.8 LTS fails with: Unknown auxiliary ZooKeeper name | **Describe the issue**
ClickHouse is unable to start up after upgrading from 20.8 to 21.8.
There is a replicated table with `:` in zk path and it couldn't be loaded with:
`2021.09.15 03:49:58.435071 [ 633075 ] {} <Error> Application: DB::Exception: Unknown auxiliary ZooKeeper name '/test_prefix'. If it's requir... | https://github.com/ClickHouse/ClickHouse/issues/29052 | https://github.com/ClickHouse/ClickHouse/pull/30822 | 44b5dd116192fe3778d2676ee2ab7fe588f4df4a | f50b2b651b58cbf6ca5814586c159db67e518406 | 2021-09-15T15:22:45Z | c++ | 2021-10-29T09:15:29Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 29,010 | ["src/Interpreters/ExpressionAnalyzer.cpp", "src/Interpreters/ExpressionAnalyzer.h", "src/Interpreters/InterpreterSelectQuery.cpp", "src/Interpreters/InterpreterSelectQuery.h", "src/Processors/QueryPlan/TotalsHavingStep.cpp", "src/Processors/QueryPlan/TotalsHavingStep.h", "src/Processors/Transforms/TotalsHavingTransfor... | Query using GROUP BY ROLLUP fails on Block structure mismatch when selected field name matches column name | **Describe what's wrong**
Query with rollup using same selected field name as the name of underlying column reports structure mismatch
**Does it reproduce on recent release?**
yes
**How to reproduce**
`21.9.2.17`
```sql
CREATE TABLE test
(
`d` DateTime,
`a` LowCardinality(String),
`b`... | https://github.com/ClickHouse/ClickHouse/issues/29010 | https://github.com/ClickHouse/ClickHouse/pull/29475 | 8d8559090097126348e8b4433db8c53886a8bba6 | 14be2f31f54faba38918b95697f1d5e385817654 | 2021-09-14T11:00:30Z | c++ | 2021-09-29T10:03:27Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,967 | ["src/Common/StringUtils/StringUtils.h", "src/Parsers/ExpressionElementParsers.cpp", "src/Parsers/Lexer.cpp", "tests/queries/0_stateless/02493_inconsistent_hex_and_binary_number.expect", "tests/queries/0_stateless/02493_inconsistent_hex_and_binary_number.reference", "tests/queries/0_stateless/02493_numeric_literals_wit... | Should we support numeric literals in form of 1_000_000? (with underscore separator of groups). | Pros:
- it is convenient to type and read numbers this way;
- Ada, Perl, C++, Go and Rust already support that;
- can support thousands as well as lakhs and crores;
Cons:
- standard SQL does not have this support;
- PostgreSQL treat `SELECT 1_000_000` as number one with `_000_000` alias: http://sqlfiddle.com/#!... | https://github.com/ClickHouse/ClickHouse/issues/28967 | https://github.com/ClickHouse/ClickHouse/pull/43925 | 3ae9f121d966a2900e610b72c34bf7ae9317b1d0 | ef455904132829089bf58fd79af88280b15ee7f2 | 2021-09-13T09:38:54Z | c++ | 2022-12-13T11:37:32Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,884 | ["src/Columns/MaskOperations.cpp", "src/Core/Settings.h", "tests/queries/0_stateless/01822_short_circuit.reference", "tests/queries/0_stateless/01822_short_circuit.sql"] | Regression in `LowCardinality` about some mask. | ERROR: type should be string, got "https://gh-api.clickhouse.tech/play?user=play#U0VMRUNUIHRvU3RhcnRPZk1vbnRoKGNyZWF0ZWRfYXQpIEFTIGRhdGUsIGNvdW50KCksIHVuaXEoYWN0b3JfbG9naW4pIEFTIHUsIGJhcih1LCAwLCAxMDAwLCAxMDApIEZST00gZ2l0aHViX2V2ZW50cyAKV0hFUkUgcmVwb19uYW1lIElOICgneWFuZGV4L0NsaWNrSG91c2UnLCAnQ2xpY2tIb3VzZS9DbGlja0hvdXNlJykgCiAgQU5EIGV2ZW50X3R5cGUgPSAnSXNzdWVDb21tZW50RXZlbnQnCiAgQU5EIGFjdG9yX2xvZ2luIE5PVCBMSUtFICdyb2JvdC0lJyBBTkQgYWN0b3JfbG9naW4gTk9UIExJS0UgJyVbYm90XScKR1JPVVAgQlkgZGF0ZSBPUkRFUiBCWSBkYXRl\r\n\r\n```\r\nSELECT toStartOfMonth(created_at) AS date, count(), uniq(actor_login) AS u, bar(u, 0, 1000, 100) FROM github_events \r\nWHERE repo_name IN ('yandex/ClickHouse', 'ClickHouse/ClickHouse') \r\n AND event_type = 'IssueCommentEvent'\r\n AND actor_login NOT LIKE 'robot-%' AND actor_login NOT LIKE '%[bot]'\r\nGROUP BY date ORDER BY date\r\n```\r\n\r\n```\r\nCode: 44. DB::Exception: Cannot convert column ColumnLowCardinality to mask.: while executing 'FUNCTION and(notLike(actor_login, 'robot-%') :: 3, notLike(actor_login, '%[bot]') :: 1) -> and(notLike(actor_login, 'robot-%'), notLike(actor_login, '%[bot]')) UInt8 : 2': While executing MergeTreeThread. (ILLEGAL_COLUMN) (version 21.11.1.8052 (official build))\r\n```" | https://github.com/ClickHouse/ClickHouse/issues/28884 | https://github.com/ClickHouse/ClickHouse/pull/28887 | 294f4c897b16d342f86ba0d63bd95d1ab2c2bb87 | 1616a0e2308d1ae16b3fa8e95934c27dbb85e66d | 2021-09-11T07:19:42Z | c++ | 2021-09-12T06:06:02Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,862 | ["src/Storages/MergeTree/MergeTreeReaderCompact.cpp", "tests/queries/0_stateless/02025_subcolumns_compact_parts.reference", "tests/queries/0_stateless/02025_subcolumns_compact_parts.sql"] | Invalid number of rows in Chunk column UInt8 position 0: | **Describe what's wrong**
Null sub column doesn't work.
**Does it reproduce on recent release?**
Yes.
**How to reproduce**
Clickhouse version 21.8.5.7
Compact part.
Nullable(String) column
All values in that column are non nullable
```
SELECT some_column_name.`null`
FROM default.xxx_test_4
L... | https://github.com/ClickHouse/ClickHouse/issues/28862 | https://github.com/ClickHouse/ClickHouse/pull/28873 | f066edc43cfe1f74f6b0a744add260cbd96e88d1 | cdcfdbec7e703aa8d14069f874635357797d9410 | 2021-09-10T14:30:49Z | c++ | 2021-09-12T12:54:07Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,852 | ["src/Interpreters/AsynchronousMetrics.cpp", "src/Storages/StorageS3Cluster.cpp"] | AsynchronousMetrics::update writes to log about "No data available". (CANNOT_READ_FROM_FILE_DESCRIPTOR) | Happening from time to time on my laptop (dozens of records per day):
```
2021.09.09 22:10:54.047840 [ 62690 ] {} <Error> void DB::AsynchronousMetrics::update(std::chrono::system_clock::time_point): Code: 74. DB::ErrnoException: Cannot read from file /sys/class/thermal/thermal_zone9/temp, errno: 61, strerror: No da... | https://github.com/ClickHouse/ClickHouse/issues/28852 | https://github.com/ClickHouse/ClickHouse/pull/28882 | aef6112af47fc34111a3f3b0bdfb99aa66b1beda | 48e8e2455203d6105cf1a6c84ceed267300e57a5 | 2021-09-10T09:27:18Z | c++ | 2021-09-11T08:36:23Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,810 | ["src/Interpreters/executeQuery.cpp", "tests/queries/0_stateless/02028_create_select_settings.reference", "tests/queries/0_stateless/02028_create_select_settings.sql"] | Query setting `max_memory_usage` doesn't work for `CREATE TABLE ... as SELECT ...` | ClickHouse v.21.7.7.47
setting max_memory_usage doesnt work for 'create table .. as' queries
for example:
**this query works**
`create table test_table engine MergeTree order by a as
select a_table.a, b_table.b_arr
from (select arrayJoin(range(10000)) as a) a_table
cross join (select range(10000) as... | https://github.com/ClickHouse/ClickHouse/issues/28810 | https://github.com/ClickHouse/ClickHouse/pull/28962 | 2bf47bb0ba2c79294ad63f721f2c9948c4eab6d0 | abe314feecd1647d7c2b952a25da7abf5c19f352 | 2021-09-09T14:34:35Z | c++ | 2021-09-13T19:14:21Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,768 | ["CHANGELOG.md"] | here document syntax make `$` as special char | **Describe the issue**
here document syntax make `$` as as special char。if use `$` as column name prefix, may cause parse problem。
**How to reproduce**
* Which ClickHouse server versions are incompatible
v21.9
* Queries to run that lead to unexpected result
`
select '1' as $doc
union all
select '2' as $d... | https://github.com/ClickHouse/ClickHouse/issues/28768 | https://github.com/ClickHouse/ClickHouse/pull/29530 | 0c33f1121bd00e718d63764418a8a8a9059252b9 | 50913951e3c311333db310fb555fce080af7e8cb | 2021-09-09T03:22:04Z | c++ | 2021-09-29T12:57:42Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,720 | ["src/Functions/array/arrayElement.cpp", "tests/queries/0_stateless/02383_array_signed_const_positive_index.reference", "tests/queries/0_stateless/02383_array_signed_const_positive_index.sql"] | Different behavior when working with arrays | ```
SELECT version()
─version()─┐
│ 21.8.5.7 │
└───────────┘
```
We have a request, as a result of which we get an array.
When getting an item using a computed value, there is no value
```
SELECT
arrayMap(x -> x, [[1], [2], [3]]) AS x,
toTypeName(x),
x[3 - 2] AS y,
x[toInt64(1)] AS yy,
... | https://github.com/ClickHouse/ClickHouse/issues/28720 | https://github.com/ClickHouse/ClickHouse/pull/40185 | 22c53e7f7bdaff8a0d5d5453a6cdeb4d5dbfc406 | 1ea751eb7b691bdc41e1a4fe1ccc74d1deece588 | 2021-09-08T06:38:01Z | c++ | 2022-08-13T19:39:19Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,661 | ["src/Functions/MatchImpl.h", "tests/queries/0_stateless/02045_like_function.reference", "tests/queries/0_stateless/02045_like_function.sql"] | Issue with LIKE matching | ```
SELECT version();
┌─version()────┐
│ 21.10.1.8002 │
└──────────────┘
WITH lower('\RealVNC\WinVNC4 /v password') as CommandLine
SELECT
CommandLine,
CommandLine LIKE '%\\\\realvnc\\\\winvnc4%password%' as t1,
CommandLine LIKE '%\\\\realvnc\\\\winvnc4 %password%' as t2,
CommandLine LIKE ... | https://github.com/ClickHouse/ClickHouse/issues/28661 | https://github.com/ClickHouse/ClickHouse/pull/30244 | b87c819c104398012e3ef02c049103ab65a55125 | 377b937aa52b0c163e70357cad2a35838df72335 | 2021-09-06T15:36:24Z | c++ | 2021-10-25T13:35:37Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,581 | ["src/Interpreters/LogicalExpressionsOptimizer.cpp", "tests/queries/0_stateless/02023_transform_or_to_in.reference", "tests/queries/0_stateless/02023_transform_or_to_in.sql"] | Generated IN clause tuple not compatible in distributed queries | Version 21.8.3
With `legacy_column_name_of_tuple_literal` set to 0, this query succeeds:
```
SELECT countIf(chi_count, video_level IN ('Video_3', 'Video_4', 'Video_5', 'Video_6', ' Video_7', 'Video_8', 'Video_9')) AS LBR
FROM comcast_xcr_maple.atsec_cdvr_1m
WHERE datetime > (now() - 300)
```
This query fa... | https://github.com/ClickHouse/ClickHouse/issues/28581 | https://github.com/ClickHouse/ClickHouse/pull/28658 | 3b9dae8718d1df8f35496e0cd485660f0ee5ee05 | 5d33baab5faa1a135684b30413e9f6d291b60107 | 2021-09-03T15:52:30Z | c++ | 2021-09-08T10:26:45Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,535 | ["docs/en/sql-reference/functions/bit-functions.md", "src/Functions/bitSlice.cpp", "src/Functions/registerFunctionsArithmetic.cpp", "tests/queries/0_stateless/02154_bit_slice_for_fixedstring.reference", "tests/queries/0_stateless/02154_bit_slice_for_fixedstring.sql", "tests/queries/0_stateless/02154_bit_slice_for_strin... | `bitSlice` function | **Use case**
#8922
**Describe the solution you'd like**
`bitSlice(s, offset, length)`
s is FixedString or String
the return value has String data type.
Offset starts from 1 for consistency with `substring` and `arraySlice`. | https://github.com/ClickHouse/ClickHouse/issues/28535 | https://github.com/ClickHouse/ClickHouse/pull/33360 | f644602ec8a9a30f8ebd05d13ed0389e1525171d | 7156e64ee26095b9c88b848ddf30c7fbc66b7b7f | 2021-09-02T22:48:26Z | c++ | 2022-01-20T13:20:27Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,525 | ["src/Functions/FunctionsExternalDictionaries.h", "tests/queries/0_stateless/2014_dict_get_nullable_key.reference", "tests/queries/0_stateless/2014_dict_get_nullable_key.sql"] | dictGet nullable argument stopped working | ```
CREATE TABLE dictionary_nullable_source_table( id UInt64, value Int64) ENGINE=TinyLog;
INSERT INTO dictionary_nullable_source_table VALUES (0, 0);
DROP DICTIONARY IF EXISTS flat_dictionary;
CREATE DICTIONARY flat_dictionary ( id UInt64, value Int64 ) PRIMARY KEY id
SOURCE(CLICKHOUSE(HOST 'localhost' PO... | https://github.com/ClickHouse/ClickHouse/issues/28525 | https://github.com/ClickHouse/ClickHouse/pull/28530 | 04b26d26bfd974a4d25528af5249d9844a88b7c7 | f076cc69b4bb4b4eacd38b6eca992d7021b63e3e | 2021-09-02T13:48:19Z | c++ | 2021-09-04T10:29:22Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,520 | ["docs/en/sql-reference/functions/string-replace-functions.md", "docs/ru/sql-reference/functions/string-replace-functions.md", "src/Functions/registerFunctionsStringRegexp.cpp", "src/Functions/translate.cpp", "tests/queries/0_stateless/02353_translate.reference", "tests/queries/0_stateless/02353_translate.sql"] | a function like translate function of oracle | https://docs.oracle.com/cd/B19306_01/server.102/b14200/functions196.htm
eg.
SELECT TRANSLATE('SQL*Plus User''s Guide', ' */''', '___') ;
returns
SQL_Plus_Users_Guide
the characters arguments maybe utf8, so
TRANSLATE('哈哈(吗)', ' ()', '【】)
returns
哈哈【吗】
my ugly sql:
SELECT arrayStringConcat(
arrayMa... | https://github.com/ClickHouse/ClickHouse/issues/28520 | https://github.com/ClickHouse/ClickHouse/pull/38935 | 812143c76ba0ef50041f16c98c5c5c05c6fd4292 | cfe7413678e1cbaf7e4af8e150e578b7b536db6e | 2021-09-02T12:07:09Z | c++ | 2022-07-14T00:31:37Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,515 | ["src/Storages/MergeTree/ReplicatedMergeTreeTableMetadata.cpp", "tests/queries/0_stateless/01526_alter_add_and_modify_order_zookeeper.reference", "tests/queries/0_stateless/01526_alter_add_and_modify_order_zookeeper.sql"] | Server fails after restarting: Existing table metadata in ZooKeeper differs in sorting key expression. | How to reproduce (this is the part of 01526_alter_add_and_modify_order_zookeeper test):
```sql
CREATE TABLE table_for_alter
(
`d` Date,
`a` String,
`b` UInt8,
`x` String,
`y` Int8,
`version` UInt64,
`sign` Int8 DEFAULT 1
)
ENGINE = ReplicatedVersionedCollapsingMergeTree('/click... | https://github.com/ClickHouse/ClickHouse/issues/28515 | https://github.com/ClickHouse/ClickHouse/pull/28528 | 027c5312438546b555acf720cf815a3b315cb48b | 189452443880dfe153980bde277fa73d0a727ede | 2021-09-02T10:41:55Z | c++ | 2021-09-03T07:13:52Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,505 | ["cmake/find/zlib.cmake", "src/IO/ZlibDeflatingWriteBuffer.h", "src/IO/ZlibInflatingReadBuffer.h", "src/IO/examples/zlib_ng_bug.cpp"] | Data race in `ParallelFormattingOutputFormat` | https://clickhouse-test-reports.s3.yandex.net/28373/fed00a8f7698fae8b4294b6b4ff04d3f064bdace/functional_stateless_tests_(thread).html
```
==================
WARNING: ThreadSanitizer: data race (pid=380)
Read of size 8 at 0x00001bb9fc60 by thread T328:
#0 deflate_fast obj-x86_64-linux-gnu/../contrib/zlib-ng/d... | https://github.com/ClickHouse/ClickHouse/issues/28505 | https://github.com/ClickHouse/ClickHouse/pull/28534 | 7ddbadeeb37fe1635a0be93f6bc9e120012b5b41 | 7929ee4d9b0b8c8c01570cf377fd30ea81b6da7e | 2021-09-02T08:15:39Z | c++ | 2021-09-03T12:00:23Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,381 | ["src/Functions/date_trunc.cpp", "tests/queries/0_stateless/00189_time_zones_long.reference", "tests/queries/0_stateless/00921_datetime64_compatibility_long.reference"] | date_trunc with 'month' as first parameter returns Date instead of DateTime | Reading the related issue, I understand that ClickHouse's `date_trunc()` was modelled after Postgres's `DATE_TRUNC()`. However, while Postgres returns `DateTime` for every unit, ClickHouse returns `Date` for any unit larger than `day`. The documentation doesn't include this behavior, but says that the only return type ... | https://github.com/ClickHouse/ClickHouse/issues/28381 | https://github.com/ClickHouse/ClickHouse/pull/48851 | 98a88bef7acff34c1e027673cd208c16a4a53102 | 2aa8619534eb270feb2d0fea27fdb8cc6b8d3703 | 2021-08-30T22:02:49Z | c++ | 2023-05-02T14:43:20Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,322 | ["docs/en/sql-reference/dictionaries/external-dictionaries/external-dicts-dict-layout.md"] | RangeHashedDictionary does not support integer values outside of Int64 | > You have to provide the following information whenever possible.
```
CREATE DICTIONARY analytics.all_ipv6s_lower (
id UInt64,
start_addr UInt64,
end_addr UInt64,
subnet_mask String,
isp String,
province String
)
PRIMARY KEY id
SOURCE(FILE(path '/var/lib/clickhouse/user_files/all_i... | https://github.com/ClickHouse/ClickHouse/issues/28322 | https://github.com/ClickHouse/ClickHouse/pull/29038 | 6ef3e9e57e738e1eb544877e95b682e67fe295e5 | fb9da614ed29fb4d71f1f9b8ed4f2132935a06e3 | 2021-08-30T06:59:49Z | c++ | 2021-09-15T21:23:42Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,280 | ["tests/queries/0_stateless/02129_add_column_add_ttl.reference", "tests/queries/0_stateless/02129_add_column_add_ttl.sql"] | alter table add column + TTL on this column == Not found column .. in block | ```
create table ttl_test(a Int64, b String, d Date)Engine=MergeTree partition by d order by a;
insert into ttl_test select number, '', today() from numbers(1000);
alter table ttl_test add column c Int64;
insert into ttl_test select number, '', today(), 0 from numbers(1000);
alter table ttl_test modify TTL (d ... | https://github.com/ClickHouse/ClickHouse/issues/28280 | https://github.com/ClickHouse/ClickHouse/pull/32235 | 66e1fb7adad8ce28af4c9cf126f704bdefafa746 | 2f620fb6ac410eb819eb1fe3eb2637fdac52824d | 2021-08-27T19:27:21Z | c++ | 2021-12-13T13:59:49Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,198 | ["src/Storages/StorageMerge.cpp", "tests/queries/0_stateless/02014_storage_merge_order_by.reference", "tests/queries/0_stateless/02014_storage_merge_order_by.sql"] | ORDER BY does not work as expected with Merge engine | I have two tables something like the following (ClickHouse server version 20.8.7 revision 54438):
```
CREATE TABLE short (e UUID, t DateTime, ...24 additional columns...) ENGINE = MergeTree PARTITION BY e ORDER BY t TTL t + toIntervalDay(7)
CREATE TABLE long (e UUID, t DateTime, ...24 additional columns...) ENGINE... | https://github.com/ClickHouse/ClickHouse/issues/28198 | https://github.com/ClickHouse/ClickHouse/pull/28266 | 37b66dc70a883752a70e99be9b0faa50ed84f81b | 4eef445df919f84f27832a961042a53b3961b3e9 | 2021-08-26T16:13:18Z | c++ | 2021-08-27T22:15:40Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,177 | ["src/Common/TLDListsHolder.cpp", "tests/config/config.d/top_level_domains_lists.xml", "tests/config/top_level_domains/no_new_line_list.dat", "tests/queries/0_stateless/01601_custom_tld.reference", "tests/queries/0_stateless/01601_custom_tld.sql"] | Parsing of TLD list not ending with a newline fails | Not a big deal, but after bad1f91f280567da18cd461287570220b0255c4b parsing of TLD list not ending with a newline raises basic_string and terminates the server | https://github.com/ClickHouse/ClickHouse/issues/28177 | https://github.com/ClickHouse/ClickHouse/pull/28213 | b1d4967b88890f57a98d5be09bf0adc44a2dd90e | cdfdb2cd7520b6981c36743bbffe1451c81de2b5 | 2021-08-26T09:34:28Z | c++ | 2021-08-27T07:57:16Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,018 | ["cmake/target.cmake", "contrib/boost", "contrib/grpc-cmake/protobuf_generate_grpc.cmake", "contrib/protobuf-cmake/CMakeLists.txt", "contrib/protobuf-cmake/protobuf_generate.cmake"] | Protobuf missing in Aarch64 prebuilt binary | **Describe the bug**
When using the provided Clickhouse Aarch64 binary (https://builds.clickhouse.tech/master/aarch64/clickhouse), support for Protocol Buffers is not compiled in.
1. Precompiled [aarch64 binary](https://builds.clickhouse.tech/master/aarch64/clickhouse), the string `protobuf` is on 61 lines:
... | https://github.com/ClickHouse/ClickHouse/issues/28018 | https://github.com/ClickHouse/ClickHouse/pull/30015 | ed6088860ee818692ba32405b1cf17e4583a0aea | eb1748b8b4ac26c378ac11b9ba4c1a012ff3c189 | 2021-08-23T09:22:03Z | c++ | 2021-10-13T02:24:05Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 28,001 | ["src/Processors/Transforms/WindowTransform.cpp", "src/Processors/Transforms/WindowTransform.h", "tests/queries/0_stateless/01591_window_functions.reference", "tests/queries/0_stateless/01591_window_functions.sql"] | Window functions: signed integer overflow. | https://clickhouse-test-reports.s3.yandex.net/0/624cb43f7f85b576dc2831e20623a5cf5b878792/fuzzer_ubsan/report.html
```
SELECT max(intDiv(1048575, NULL)) OVER (ORDER BY mod(number, 1024) DESC NULLS LAST RANGE BETWEEN 1 PRECEDING AND CURRENT ROW), 0, number, nth_value(toNullable(number), -9223372036854775808) OVER w A... | https://github.com/ClickHouse/ClickHouse/issues/28001 | https://github.com/ClickHouse/ClickHouse/pull/28773 | 60f76d9254c265e9ae4d46b18e0ce08b6df16717 | aa5c42b7dbc2c451e85a8cb7f798a436424ea5b5 | 2021-08-22T22:38:59Z | c++ | 2021-09-12T12:57:19Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,861 | ["src/Dictionaries/getDictionaryConfigurationFromAST.cpp", "tests/queries/0_stateless/02716_create_direct_dict_with_lifetime_crash.reference", "tests/queries/0_stateless/02716_create_direct_dict_with_lifetime_crash.sql"] | It's possible to create direct dictionary with LIFETIME, but not use it. | **Describe the issue**
You can create direct dictionary with lifetime trait and clickhouse wouldn't complain, but it would throw exception if you would try to use this dictionary.
**How to reproduce**
Clickhouse version 21.9
```
CREATE TABLE dict_source (key UInt64, value String) ENGINE=MergeTree ORDER BY key... | https://github.com/ClickHouse/ClickHouse/issues/27861 | https://github.com/ClickHouse/ClickHouse/pull/49043 | 180562adfb67aea4800393b82f0ef2a221ba014c | b2b6720737c5220e15a1ea43d38db4310d8d7eb6 | 2021-08-19T11:28:46Z | c++ | 2023-09-30T04:54:50Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,832 | ["src/Interpreters/Context.cpp", "src/Storages/StorageDistributed.cpp", "src/Storages/StorageDistributed.h", "tests/queries/0_stateless/00987_distributed_stack_overflow.sql", "tests/queries/0_stateless/01763_max_distributed_depth.sql"] | DDL creation of a distributed table with empty cluster '' returns exception but with wrong table created, restart will fail. | When I tried to create a distributed table with empty cluster '', the create statement failed with exception "Code: 170. DB::Exception: Received from localhost:9000. DB::Exception: Requested cluster '' not found.". However, show tables can see the WRONG table.
Later when CH restarted, unable to start due to unable to ... | https://github.com/ClickHouse/ClickHouse/issues/27832 | https://github.com/ClickHouse/ClickHouse/pull/27927 | adc63ce27938268a2885f967d5f5edaf40064ea2 | 5ac6a995429e13c50510e797dd9de158f8b8a2b3 | 2021-08-19T04:26:59Z | c++ | 2021-08-21T07:40:23Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,800 | ["base/common/arithmeticOverflow.h", "src/IO/ReadHelpers.h", "tests/queries/0_stateless/2020_cast_integer_overflow.reference", "tests/queries/0_stateless/2020_cast_integer_overflow.sql"] | toInt32OrNull('-2147483648') unexpectedly returns NULL | **Describe the bug**
-2147483648 is the minimum integer representable with Int32, but ``toInt32OrNull('-2147483648')`` returns ``NULL``. On the other hand ``toInt32('-2147483648')`` correctly returns ``-2147483648``.
**Does it reproduce on recent release?**
Yes. It happens on 21.7.5.29-stable
**How to repro... | https://github.com/ClickHouse/ClickHouse/issues/27800 | https://github.com/ClickHouse/ClickHouse/pull/29063 | 333fd323f51d65a93a9aeea52f3be23873aaa008 | 14e4d4960182e3884c20c43fb8226b0f8444b0fd | 2021-08-18T02:29:08Z | c++ | 2021-09-17T13:06:58Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,784 | ["src/Dictionaries/RedisDictionarySource.cpp", "src/Dictionaries/RedisDictionarySource.h", "src/Dictionaries/RedisSource.cpp", "src/Dictionaries/RedisSource.h", "tests/integration/test_dictionaries_redis/test_long.py"] | ClickHouse is stuck when using a dictionary with Redis as the data source | I have a table with one million rows of data. And It's schema is like:
```
create table redis_dictionary_test
(
date String,
id String,
value Int64
)
engine = MergeTree()
partition by date
order by id
settings index_granularity = 8192;
```
I also inserted one million key-value pairs into Redis.
The d... | https://github.com/ClickHouse/ClickHouse/issues/27784 | https://github.com/ClickHouse/ClickHouse/pull/33804 | 1fd79e732be2efeb8bf8a93f542cf8a0b31c5db5 | 548a7bccee6c5188c062c3945ded1d3967a51eec | 2021-08-17T10:53:01Z | c++ | 2022-01-21T10:40:35Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,745 | ["src/AggregateFunctions/AggregateFunctionQuantile.cpp", "src/AggregateFunctions/AggregateFunctionQuantile.h", "tests/queries/0_stateless/00753_quantile_format.reference", "tests/queries/0_stateless/00753_quantile_format.sql"] | Unknown function quantileBFloat16Weighted | Looks like bfloat16 quantiles don't provide a way to specify the weight:
```sql
SELECT quantileBFloat16Weighted(0.5)(number, number)
FROM numbers(100)
Received exception from server (version 21.8.3):
Code: 46. DB::Exception: Received from localhost:9000. DB::Exception: Unknown function quantileBFloat16Weighted... | https://github.com/ClickHouse/ClickHouse/issues/27745 | https://github.com/ClickHouse/ClickHouse/pull/27758 | bce6d092ea9bc205477cd5cb6548d49e0cacca46 | a461f30d1accd89b887bf9588247f87dd2d1a0b4 | 2021-08-16T12:57:17Z | c++ | 2021-08-23T10:16:52Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,705 | ["base/glibc-compatibility/CMakeLists.txt", "cmake/add_warning.cmake"] | build failed using clang-13 with error: variable 'y' set but not used [-Werror,-Wunused-but-set-variable] | **Operating system**
```
semin-serg@semin-serg-ub:~/ClickHouse$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=20.04
DISTRIB_CODENAME=focal
DISTRIB_DESCRIPTION="Ubuntu 20.04.2 LTS"
```
**Cmake version**
```
semin-serg@semin-serg-ub:~/ClickHouse$ cmake --version
cmake version 3.16.3
CMake su... | https://github.com/ClickHouse/ClickHouse/issues/27705 | https://github.com/ClickHouse/ClickHouse/pull/27714 | 5c56d3a7344615921b952f388caa779b0f245e22 | c4a14ffca214dd876cedab8d0ec80046cc5ad006 | 2021-08-15T18:03:47Z | c++ | 2021-08-16T06:28:32Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,691 | ["src/Interpreters/join_common.cpp", "src/Processors/Transforms/JoiningTransform.cpp", "tests/queries/0_stateless/00445_join_nullable_keys.reference", "tests/queries/0_stateless/00445_join_nullable_keys.sql", "tests/queries/0_stateless/01142_join_lc_and_nullable_in_key.reference", "tests/queries/0_stateless/01142_join_... | Logical error: 'ColumnUnique can't contain null values.' | #27685 | https://github.com/ClickHouse/ClickHouse/issues/27691 | https://github.com/ClickHouse/ClickHouse/pull/28349 | 8a269d64d2c426c867f3c4917f92a47ddd434fe4 | 94d5f3a87bab5ac7be64c84fd04ee9d0d00ee6e9 | 2021-08-15T10:44:38Z | c++ | 2021-08-31T14:09:24Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,687 | ["src/Common/DenseHashMap.h", "src/Common/DenseHashSet.h", "src/Common/SparseHashMap.h", "src/Core/NamesAndTypes.cpp", "src/Storages/MergeTree/IMergeTreeReader.cpp", "src/Storages/MergeTree/IMergeTreeReader.h", "src/Storages/StorageInMemoryMetadata.cpp"] | Remove google::dense_hash | As discussed with @kitaisreal | https://github.com/ClickHouse/ClickHouse/issues/27687 | https://github.com/ClickHouse/ClickHouse/pull/27690 | 88f75375def220ffcd8ae1899e9a7a7133c9bcff | 76b050248274afcc6c0119f060eb00c06edfd297 | 2021-08-15T08:47:31Z | c++ | 2021-08-15T23:39:41Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,679 | ["src/Parsers/ExpressionElementParsers.cpp", "src/Parsers/ExpressionListParsers.cpp", "tests/queries/0_stateless/01852_cast_operator_3.reference", "tests/queries/0_stateless/01852_cast_operator_3.sql", "tests/queries/0_stateless/01852_cast_operator_bad_cases.reference", "tests/queries/0_stateless/01852_cast_operator_ba... | PostgreSQL-style cast operator is not applicable for negative numeric literals, e.g. -1::INT | ```
milovidov-desktop :) SELECT -1::INT
Syntax error: failed at position 10 ('::')
``` | https://github.com/ClickHouse/ClickHouse/issues/27679 | https://github.com/ClickHouse/ClickHouse/pull/27876 | 273b8b9bc15496738f895292717f5515c4d945f5 | 74ebc5c75c6531b8d8e5d428bb1e3f52f9cc42be | 2021-08-15T05:26:36Z | c++ | 2021-08-20T07:55:42Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,622 | ["src/Functions/array/arrayIntersect.cpp", "tests/queries/0_stateless/00556_array_intersect.reference"] | arrayIntersect output elements order | Doc. arrayIntersect(arr)
_Takes multiple arrays, returns an array with elements that are present in all source arrays.
Elements order in the resulting array is the same as in the first array._
```
SELECT arrayIntersect(materialize([999, -11, 2, 3]), materialize([3, 2, 1, 999, -11]))
┌─arrayIntersect(material... | https://github.com/ClickHouse/ClickHouse/issues/27622 | https://github.com/ClickHouse/ClickHouse/pull/51850 | 9e0d27dc4d4d7f01446364eb1f4746e347fe5705 | 3021f99f330691c324a1fdcf93e9303a60aa2ee7 | 2021-08-12T16:12:54Z | c++ | 2023-08-03T10:28:59Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,568 | ["contrib/croaring-cmake/CMakeLists.txt"] | [OSX] Server won't start | **Describe the bug**
OSx crashes right at the start when running the server.
**Does it reproduce on recent release?**
Tested with the official master build and building with master too:
**Error message and/or stacktrace**
```bash
$ ./clickhouse server
Processing configuration file 'config.xml'.
There ... | https://github.com/ClickHouse/ClickHouse/issues/27568 | https://github.com/ClickHouse/ClickHouse/pull/27681 | 8a843ae15f275694bf925a04ca8795c9a65e85f6 | 40f5e06a8d9b2074b5985a8042f3ebf9940c77f4 | 2021-08-11T13:31:33Z | c++ | 2021-08-15T08:46:34Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,511 | ["src/AggregateFunctions/AggregateFunctionExponentialMovingAverage.cpp", "src/AggregateFunctions/registerAggregateFunctions.cpp", "src/Common/ExponentiallySmoothedCounter.h", "tests/queries/0_stateless/2020_exponential_smoothing.reference", "tests/queries/0_stateless/2020_exponential_smoothing.sql", "tests/queries/0_st... | Exponentially smoothed moving average as aggregate function. | The function will take two arguments: value and time and also parameter - half-decay period.
Example: `exponentialMovingAverage(300)(temperature, timestamp)`
\- exponentially smoothed moving average of the temperature for the past five minutes at the latest point of time.
The state of the aggregate function is c... | https://github.com/ClickHouse/ClickHouse/issues/27511 | https://github.com/ClickHouse/ClickHouse/pull/28914 | c6dd89147108543eff9cb116286fe72c670cbdc4 | 3203fa4c34ac66990393e846621c89352fd4ac42 | 2021-08-10T03:43:09Z | c++ | 2021-09-21T20:52:44Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,502 | ["src/Interpreters/MutationsInterpreter.cpp"] | DROP/MODIFY COLUMN for compact part memory usage for tables with thousands of columns. | If you have really wide table with many thousands of columns and you want to drop / modify column.
For wide parts it working fine, but for compact clickhouse would try to allocate a lot of memory and going to be killed via OOM killer.
**Does it reproduce on recent release?**
Yes, 21.9
**How to reproduce**... | https://github.com/ClickHouse/ClickHouse/issues/27502 | https://github.com/ClickHouse/ClickHouse/pull/41122 | 4d146b05a959e52c004df3ef5da986408d19adb4 | 19893804858350e30feebd30f6e8feb37dae741f | 2021-08-09T21:50:22Z | c++ | 2022-09-13T12:10:21Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,469 | ["docs/en/sql-reference/aggregate-functions/parametric-functions.md", "src/AggregateFunctions/AggregateFunctionWindowFunnel.h", "tests/queries/0_stateless/00632_aggregation_window_funnel.reference", "tests/queries/0_stateless/00632_aggregation_window_funnel.sql"] | What is the precise definition of WindowFunnel's “strict” MODE? | According to my reading of the source code, it seems that strict = true, will return Event INDEX directly.
such as the event sequence is `A->B->C->B->D` and conditional sequence is`A->B->C->D`, returns 2 (not 3 or 4) when searching the second B.
But if the conditional sequence is`A->B->C`, it will return directly to ... | https://github.com/ClickHouse/ClickHouse/issues/27469 | https://github.com/ClickHouse/ClickHouse/pull/27563 | cfa571cac4748181188ef39ba4087e43312b7102 | e49d0c45336179eeeae2ff7c623d1399e8b88fc0 | 2021-08-09T12:33:20Z | c++ | 2021-08-21T19:37:21Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,429 | ["docs/en/getting-started/example-datasets/index.md", "docs/en/getting-started/example-datasets/uk-price-paid.md"] | Example dataset: UK property price paid data | https://www.gov.uk/government/statistical-data-sets/price-paid-data-downloads
The size is about 4 GiB uncompressed:
http://prod.publicdata.landregistry.gov.uk.s3-website-eu-west-1.amazonaws.com/pp-complete.csv
Redistribution is permitted with attribution.
Description of the fields: https://www.gov.uk/guidance... | https://github.com/ClickHouse/ClickHouse/issues/27429 | https://github.com/ClickHouse/ClickHouse/pull/27432 | a5daf2d2c4efbb6545d6c8014b29dcdcb66509b5 | 9661dd9232804b7a3ff74b72f151a321fa2c7c1c | 2021-08-08T17:47:18Z | c++ | 2021-08-08T20:31:26Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,229 | ["docs/en/sql-reference/functions/other-functions.md", "src/Functions/formatQuery.cpp", "tests/queries/0_stateless/02882_formatQuery.reference", "tests/queries/0_stateless/02882_formatQuery.sql", "utils/check-style/aspell-ignore/en/aspell-dict.txt"] | Compare queries with normalized formatting | **Use case**
I want to compare two queries with same semantics, but different format.
**Describe the solution you'd like**
Function to normalize query format (like in `SHOW CREATE` statement) or get query hash after re-formatting.
Or function to compare two queries.
**Describe alternatives you've considered**
... | https://github.com/ClickHouse/ClickHouse/issues/27229 | https://github.com/ClickHouse/ClickHouse/pull/55239 | d2461671bd7363b20f4d3870a774663fcea2ceee | 325ff33c3a4ae05810fc7a441a41f128f10a4e4e | 2021-08-05T14:28:52Z | c++ | 2023-10-26T20:46:01Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,193 | ["base/common/DateLUTImpl.h", "tests/queries/0_stateless/02006_todatetime64_from_string.reference", "tests/queries/0_stateless/02006_todatetime64_from_string.sql"] | Wrong conversion with `toDateTime64` and timezone. | Reproduces on master.
```
SELECT toDateTime64('2021-03-22', 3, 'Asia/Tehran')
Query id: 26f7c373-f473-4209-8976-6ada79a8627f
┌─toDateTime64('2021-03-22', 3, 'Asia/Tehran')─┐
│ 2157-04-28 06:28:16.000 │
└──────────────────────────────────────────────┘
``` | https://github.com/ClickHouse/ClickHouse/issues/27193 | https://github.com/ClickHouse/ClickHouse/pull/27605 | 38159c85ac7be0841e82baf473433e7ff37cf16e | 34682c98c78ff56418d370eb85e3940ae3740fb9 | 2021-08-04T18:35:27Z | c++ | 2021-08-12T10:32:59Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,179 | ["src/Storages/MergeTree/MergeTreeRangeReader.cpp", "tests/queries/0_stateless/02002_row_level_filter_bug.reference", "tests/queries/0_stateless/02002_row_level_filter_bug.sh", "tests/queries/skip_list.json"] | ROW POLICY: Inconsistent number of columns | ```sql
CREATE TABLE default.test_table
(
`a` UInt16 DEFAULT 0,
`c` LowCardinality(String) DEFAULT '',
`t_date` LowCardinality(String) DEFAULT '',
`ex` LowCardinality(String) DEFAULT '',
`team` LowCardinality(String) DEFAULT '',
`g` LowCardinality(String) DEFAULT '',
... | https://github.com/ClickHouse/ClickHouse/issues/27179 | https://github.com/ClickHouse/ClickHouse/pull/27329 | 908505c12e4a18c9945e51861dea7d3efb537068 | cedc5d06ad6a20076456d75c250890a6b3cdfa36 | 2021-08-04T13:07:16Z | c++ | 2021-08-09T10:19:02Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,169 | ["src/Functions/MultiSearchFirstIndexImpl.h", "src/Functions/MultiSearchFirstPositionImpl.h", "src/Functions/MultiSearchImpl.h", "tests/queries/0_stateless/00233_position_function_family.reference", "tests/queries/0_stateless/00233_position_function_family.sql"] | Msan on multiSearchFirstPositionCaseInsensitive (from 00746_sql_fuzzy.sh) | Reproduced on current master:
```
SELECT multiSearchFirstPositionCaseInsensitive('\0', enabledRoles());
```
https://clickhouse-test-reports.s3.yandex.net/27078/cc0c3a90336f7527209e2be8d00089db8b9c2697/functional_stateless_tests_(memory).html
Logs mirrored to:
http://transfer.sh/1QoOQ3m/stderr.log
htt... | https://github.com/ClickHouse/ClickHouse/issues/27169 | https://github.com/ClickHouse/ClickHouse/pull/27181 | c748c2de9c96e0a8a913d5b0b6e47b7f902818c7 | e1927118cd1d020099bbd564a8b23cf4c5bc5c40 | 2021-08-04T08:14:10Z | c++ | 2021-08-06T18:10:22Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,138 | ["docs/en/operations/system-tables/replicas.md", "src/Storages/StorageReplicatedMergeTree.cpp", "src/Storages/StorageReplicatedMergeTree.h", "src/Storages/System/StorageSystemReplicas.cpp", "tests/integration/test_replica_is_active/__init__.py", "tests/integration/test_replica_is_active/test.py"] | List all replicas/inactive replicas names in system.replicas table | **Use case**
Currently, `system.replicas` table has `total_replicas` and `active_replicas` columns which are useful to check/alert when some replicas are down. One problem, these columns are numbers. They tell when there is a problem, but you need to further check ZooKeeper or query all the nodes to detect what exac... | https://github.com/ClickHouse/ClickHouse/issues/27138 | https://github.com/ClickHouse/ClickHouse/pull/27180 | 975e0a4d47bb66ec5d7467dd5f18b8cb1a653311 | 7fdf3cc263bce8fefe11262699be8413ccc240ee | 2021-08-03T13:12:11Z | c++ | 2021-08-05T09:46:53Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,133 | ["PreLoad.cmake", "cmake/add_warning.cmake", "cmake/linux/default_libs.cmake", "contrib/krb5-cmake/CMakeLists.txt", "contrib/protobuf-cmake/CMakeLists.txt", "contrib/sysroot", "docker/test/fasttest/run.sh", "docker/test/pvs/Dockerfile", "src/Common/renameat2.cpp"] | GLIBC 2.32 / 2.33 / 2.34 compatibility | It would be nice if Clickhouse supported building in an enviornment with GLIBC 2.32+ like it supports older releases (pinning symbols).
My usecase is that I'm building in a new machine (Archlinux with GLIBC 2.33) and that works great until I want to run the integration tests, which run under an old Ubuntu (20.04) wi... | https://github.com/ClickHouse/ClickHouse/issues/27133 | https://github.com/ClickHouse/ClickHouse/pull/30011 | 4082c6c4e569249b209cc5f7b035b318bd3e0118 | e1c2e629d8c077193f951cdb02fac9c0b1631c65 | 2021-08-03T11:40:08Z | c++ | 2021-11-25T02:27:25Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,114 | ["src/Storages/MergeTree/DataPartsExchange.cpp", "src/Storages/MergeTree/IMergeTreeDataPart.cpp", "src/Storages/MergeTree/MergeTreePartInfo.cpp", "src/Storages/MergeTree/MergeTreePartInfo.h", "tests/integration/test_partition/test.py"] | system.detached_parts is filled incorrectly | The only columns that show what they are supposed to are `database`, `table`, `name` and `disk`.
The other columns borrow values from a neighbour.
```
┌─table────────┬─partition_id─┬─name────────────────────────────────┬─disk────┬─reason─┬─min_block_number─┬─max_block_number─┬───level─┐
│ actions_log │ ignored ... | https://github.com/ClickHouse/ClickHouse/issues/27114 | https://github.com/ClickHouse/ClickHouse/pull/27183 | 4f0dbae0f996e130ebbd09395e0bdb37eb7f2cdb | 59a94bd3220e2710a44b675c4e54b55b3fb138f5 | 2021-08-02T23:01:18Z | c++ | 2021-08-05T15:21:03Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,091 | ["src/Interpreters/HashJoin.cpp", "src/Interpreters/MergeJoin.cpp", "src/Interpreters/join_common.cpp", "src/Interpreters/join_common.h", "tests/queries/0_stateless/01049_join_low_card_bug_long.reference", "tests/queries/0_stateless/01049_join_low_card_bug_long.sql", "tests/queries/0_stateless/01049_join_low_card_bug_l... | partial merge join: 'Bad cast from type DB::ColumnNullable to DB::ColumnString' | ```
DROP TABLE IF EXISTS l;
DROP TABLE IF EXISTS r;
DROP TABLE IF EXISTS nl;
DROP TABLE IF EXISTS nr;
DROP TABLE IF EXISTS l_lc;
DROP TABLE IF EXISTS r_lc;
CREATE TABLE l (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE r (x UInt32, lc String) ENGINE = Memory;
CREATE TABLE nl (x Nullable(UInt32), lc Nulla... | https://github.com/ClickHouse/ClickHouse/issues/27091 | https://github.com/ClickHouse/ClickHouse/pull/27217 | 5a7fe51532626db6d217367d82c78a5d3642f16f | 9cbc4b4f7fd7481202dee93fce59e320abb4e2e4 | 2021-08-02T13:15:15Z | c++ | 2021-08-09T06:53:59Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,073 | ["src/AggregateFunctions/AggregateFunctionFactory.cpp", "src/AggregateFunctions/AggregateFunctionIf.cpp", "tests/queries/0_stateless/02183_combinator_if.reference", "tests/queries/0_stateless/02183_combinator_if.sql"] | Invalid sumIf behavior with nullable arguments | **Describe the bug**
`sumIf` returns incorrect results in some cases with Nullable arguments.
**How to reproduce**
* Which ClickHouse server version to use
Latest master/arcadia version
* Queries to run that lead to unexpected result
```sql
:) select sumIf(toFloat64OrZero(b), a = 0) as r1, sumIf(cast(b a... | https://github.com/ClickHouse/ClickHouse/issues/27073 | https://github.com/ClickHouse/ClickHouse/pull/33920 | 48c19e88a58adc33cb3d544c5c490a394c4e543d | 6ee0b1897906ed708b8a92ddf91de1ce3323ee3b | 2021-08-02T08:24:26Z | c++ | 2022-01-24T08:43:11Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,058 | ["docs/en/sql-reference/functions/type-conversion-functions.md", "src/Functions/FunctionSnowflake.h", "src/Functions/registerFunctions.cpp", "src/Functions/registerFunctionsSnowflake.cpp", "src/Functions/snowflake.cpp", "tests/queries/0_stateless/01942_dateTimeToSnowflake.reference", "tests/queries/0_stateless/01942_da... | snowflake id (not to confuse with Snowflake service) time extract and convert functions | **Use case**
[snowflake id](https://en.wikipedia.org/wiki/Snowflake_ID) is a form of unique identifier used in distributed computing. The format was created by Twitter and it is widely used in many products such as discord api and etc.
snowflake is a int64 number and generated based on timestamp, so it is comparab... | https://github.com/ClickHouse/ClickHouse/issues/27058 | https://github.com/ClickHouse/ClickHouse/pull/27704 | 712790590948fce001ff2faae1641973f294dc40 | 273b8b9bc15496738f895292717f5515c4d945f5 | 2021-08-01T06:50:07Z | c++ | 2021-08-20T07:48:40Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,047 | ["website/css/bootstrap.css"] | Terrible markup on website if "dark theme" is used. | This awful bug is reported by @qoega
| https://github.com/ClickHouse/ClickHouse/issues/27047 | https://github.com/ClickHouse/ClickHouse/pull/27048 | 8c9c4efd625ec2e683d2d3400dd8fdc2be78dffd | c0607a7e956dda4a1f587705e2c1df55edf2f987 | 2021-07-31T20:56:55Z | c++ | 2021-07-31T22:19:53Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 27,039 | ["CMakeLists.txt", "contrib/CMakeLists.txt", "contrib/gwpasan-cmake/CMakeLists.txt", "programs/main.cpp", "src/CMakeLists.txt", "src/Common/config.h.in", "src/Common/memory.h", "src/Common/new_delete.cpp", "src/configure_config.cmake"] | Add a technique similar to GWP-ASan | **Describe the solution you'd like**
Small random subset of memory allocations should be protected by guard pages.
GWP-ASan (is in fact almost unrelated to ASan) is not a specific tool but a technique that requires a small change in memory allocator. https://llvm.org/docs/GwpAsan.html
The only point is to enable... | https://github.com/ClickHouse/ClickHouse/issues/27039 | https://github.com/ClickHouse/ClickHouse/pull/45226 | 7cf71d1f828c2ac3a0a9491abdb4c580efc91050 | d9fbf643bcae94589030185c6033c021bddd56af | 2021-07-31T19:10:06Z | c++ | 2023-02-09T06:24:52Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,980 | ["src/Interpreters/ColumnAliasesVisitor.cpp", "src/Interpreters/ColumnAliasesVisitor.h", "src/Interpreters/InDepthNodeVisitor.h", "src/Interpreters/TreeRewriter.cpp", "src/Interpreters/replaceAliasColumnsInQuery.cpp", "src/Interpreters/replaceAliasColumnsInQuery.h", "tests/queries/0_stateless/01925_join_materialized_co... | "Not found column ... in block" error, when join on alias column | **Describe the bug**
"Not found column ... in block" error, when join on alias column.
**How to reproduce**
```sql
CREATE TABLE a (
id UInt32,
value UInt32,
id_alias UInt32 ALIAS id
) ENGINE = MergeTree() ORDER BY id;
CREATE TABLE b (
id UInt32,
value UInt32
) ENGINE = MergeT... | https://github.com/ClickHouse/ClickHouse/issues/26980 | https://github.com/ClickHouse/ClickHouse/pull/29008 | 2684d06b5126ca072a085fff9080d4eae9c1bbe3 | 8d1bf1b675a3d3b9b086b2fbc94ddc536f2cd521 | 2021-07-29T18:11:13Z | c++ | 2021-09-15T13:27:46Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,965 | ["tests/queries/0_stateless/02233_set_enable_with_statement_cte_perf.reference", "tests/queries/0_stateless/02233_set_enable_with_statement_cte_perf.sql"] | Simple CTE disables index scan | Using a simple CTE makes the query slow because if diables index scan.
Example:
setup
```
drop database if exists tt;
create database tt;
use tt;
select version();
create table tt.ev (a Int32, b Int32) Engine=MergeTree() order by a;
create table tt.idx (a Int32) Engine=MergeTree() order by a;
insert i... | https://github.com/ClickHouse/ClickHouse/issues/26965 | https://github.com/ClickHouse/ClickHouse/pull/35159 | ee9c2ec735595b8283aee87c6b12ff5f9d06c720 | 201a498471837a3c5cb93a6f7983ee3480a3ea35 | 2021-07-29T13:54:57Z | c++ | 2022-03-17T11:34:06Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,927 | ["contrib/NuRaft"] | Please remove excessive logs from RAFT. | ```
2021.07.27 21:31:35.964613 [ 1214448 ] {} <Warning> RaftInstance: cancelled non-blocking client request 500001
2021.07.27 21:31:35.964685 [ 1214448 ] {} <Warning> RaftInstance: cancelled non-blocking client request 500002
2021.07.27 21:31:35.964721 [ 1214448 ] {} <Warning> RaftInstance: cancelled non-blocking cl... | https://github.com/ClickHouse/ClickHouse/issues/26927 | https://github.com/ClickHouse/ClickHouse/pull/27081 | 6b6b4f114bda942b1956cff78525a0c896cfa5db | b8f4d480a3625abc3ed92416d39e2cc363e75a78 | 2021-07-28T20:40:01Z | c++ | 2021-08-07T16:48:53Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,899 | ["src/Interpreters/JoinToSubqueryTransformVisitor.cpp", "tests/queries/0_stateless/00820_multiple_joins.reference", "tests/queries/0_stateless/00820_multiple_joins.sql"] | Select from table with Engine=Set does not work with 2 joins | **Bug description**
Select from table with Engine=Set does not work with 2 joins.
**Affected version**
Reproduces on 21.3.15.4
**How to reproduce**
Creating base table and set table:
```sql
CREATE TABLE users (
userid UInt64
)
ENGINE = MergeTree() ORDER BY (userid);
INSERT INTO users VALUES (1)... | https://github.com/ClickHouse/ClickHouse/issues/26899 | https://github.com/ClickHouse/ClickHouse/pull/26957 | c1487fdb80d5f4e6d5b3d760839539202d4bbb87 | 1ebde0278efa50dbc397e41f7033aee719b3d437 | 2021-07-28T11:35:59Z | c++ | 2021-08-03T14:10:08Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,829 | ["src/Server/HTTP/WriteBufferFromHTTPServerResponse.cpp", "src/Server/HTTP/WriteBufferFromHTTPServerResponse.h", "src/Server/HTTPHandler.cpp", "src/Server/HTTPHandler.h"] | <Fatal> Application: Child process was terminated by signal 6. | ### version
ClickHouse 21.3.3.14 with revision 54448, build id: 7C39F44C9AD4D3BA36D74775616894F60A552276
Docker version 18.09.9, build 039a7df9ba
### describe
The cluster with 10 nodes is all deployed in Docker, using the official image, and 6 nodes are stopped at the same time.
Log of one of the stop nodes
``... | https://github.com/ClickHouse/ClickHouse/issues/26829 | https://github.com/ClickHouse/ClickHouse/pull/28604 | 4eabb713480d37bbc5519aee29ce13be3e9f2870 | 7bc6b8fd70f87b6b216db13224f4b623c6eb2b17 | 2021-07-27T09:44:39Z | c++ | 2021-09-30T13:44:09Z |
closed | ClickHouse/ClickHouse | https://github.com/ClickHouse/ClickHouse | 26,806 | ["docker/test/integration/runner/compose/docker_compose_jdbc_bridge.yml", "tests/integration/helpers/cluster.py", "tests/integration/test_jdbc_bridge/test.py"] | Fix test_jdbc_bridge flakiness | Example of test crash
https://clickhouse-test-reports.s3.yandex.net/0/1c6cae3f8b8ab287f8ff0d6b79349707fbc311d7/integration_tests_(release).html
```
2021.07.26 08:18:11.893385 [ 12 ] {63a04f0d-c0e0-4d1c-9647-30bfb4470920} <Debug> executeQuery: (from 172.16.15.1:34042) SELECT * FROM jdbc( 'self?mutation', '
SET mut... | https://github.com/ClickHouse/ClickHouse/issues/26806 | https://github.com/ClickHouse/ClickHouse/pull/26827 | 41f8f747c0088146dcb3118982a1cb64e108e3da | 093384f90f91bf0ef41e4d013a111d6c0a00eb27 | 2021-07-26T10:32:40Z | c++ | 2021-07-28T06:34:13Z |
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