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Changelog for 19.16.2.2
This commit is contained in:
Alexander Kuzmenkov
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CHANGELOG.md
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CHANGELOG.md
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## ClickHouse release v19.16.2.2, 30-10-2019
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### Backward Incompatible Change
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* Add missing arity validation for count/counIf.
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[#7095](https://github.com/ClickHouse/ClickHouse/issues/7095)
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[#7298](https://github.com/ClickHouse/ClickHouse/pull/7298) ([Vdimir](https://github.com/Vdimir))
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* Remove legacy `asterisk_left_columns_only` setting (it was disabled by default).
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[#7335](https://github.com/ClickHouse/ClickHouse/pull/7335) ([Artem
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Zuikov](https://github.com/4ertus2))
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### New Feature
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* Introduce uniqCombined64() to calculate cardinality greater than UINT_MAX.
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[#7213](https://github.com/ClickHouse/ClickHouse/pull/7213),
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[#7222](https://github.com/ClickHouse/ClickHouse/pull/7222) ([Azat
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Khuzhin](https://github.com/azat))
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* Support Bloom filter indexes on Array columns.
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[#6984](https://github.com/ClickHouse/ClickHouse/pull/6984)
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([achimbab](https://github.com/achimbab))
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* Add a function `getMacro(name)` that returns String with the value of corresponding `<macros>`
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from server configuration. [#7240](https://github.com/ClickHouse/ClickHouse/pull/7240)
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([alexey-milovidov](https://github.com/alexey-milovidov))
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* Set two configuration options for a dictionary based on an HTTP source: `credentials` and
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`http-headers`. [#7092](https://github.com/ClickHouse/ClickHouse/pull/7092) ([Guillaume
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Tassery](https://github.com/YiuRULE))
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* Add a new ProfileEvent `Merge` that counts the number of launched background merges.
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[#7093](https://github.com/ClickHouse/ClickHouse/pull/7093) ([Mikhail
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Korotov](https://github.com/millb))
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* Add fullHostName function that returns a fully qualified domain name.
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[#7263](https://github.com/ClickHouse/ClickHouse/issues/7263)
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[#7291](https://github.com/ClickHouse/ClickHouse/pull/7291) ([sundyli](https://github.com/sundy-li))
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* Add function `arraySplit` and `arrayReverseSplit` which split an array by "cut off"
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conditions. They are useful in time sequence handling.
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[#7294](https://github.com/ClickHouse/ClickHouse/pull/7294) ([hcz](https://github.com/hczhcz))
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* Add new functions that return the Array of all matched indices in multiMatch family of functions.
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[#7299](https://github.com/ClickHouse/ClickHouse/pull/7299) ([Danila
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Kutenin](https://github.com/danlark1))
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* Add a new database engine `Lazy` that is optimized for storing a large number of small -Log
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tables. [#7171](https://github.com/ClickHouse/ClickHouse/pull/7171) ([Nikita
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Vasilev](https://github.com/nikvas0))
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* Add AND, OR, XOR aggregate function for bitmap columns. [#7109](https://github.com/ClickHouse/ClickHouse/pull/7109) ([Zhichang
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Yu](https://github.com/yuzhichang))
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* Add aggregate function combinators which fill null or default value when there is nothing to
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aggregate. [#7331](https://github.com/ClickHouse/ClickHouse/pull/7331)
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([hcz](https://github.com/hczhcz))
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### Bug Fix
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* Fix wrong query result if it has `WHERE IN (SELECT ...)` section and `optimize_read_in_order` is
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used. [#7371](https://github.com/ClickHouse/ClickHouse/pull/7371) ([Anton
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Popov](https://github.com/CurtizJ))
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* Disabled MariaDB authentication plugin, which depends on files outside of project.
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[#7140](https://github.com/ClickHouse/ClickHouse/pull/7140) ([Yuriy
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Baranov](https://github.com/yurriy))
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* Fix exception `Cannot convert column ... because it is constant but values of constants are
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different in source and result` which could rarely happen when functions `now()`, `today()`,
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`yestarday()`, `randConstant()` are used.
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[#7156](https://github.com/ClickHouse/ClickHouse/pull/7156) ([Nikolai
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Kochetov](https://github.com/KochetovNicolai))
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* Fixed issue of using HTTP keep alive timeout instead of TCP keep alive timeout.
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[#7351](https://github.com/ClickHouse/ClickHouse/pull/7351) ([Vasily
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Nemkov](https://github.com/Enmk))
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* Fixed [#7109](https://github.com/ClickHouse/ClickHouse/issues/7109) groupBitmapOr(31) segfault.
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[#7289](https://github.com/ClickHouse/ClickHouse/pull/7289) ([Zhichang
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Yu](https://github.com/yuzhichang))
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* For materialized views the commit for Kafka is called after all data were written.
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[#7175](https://github.com/ClickHouse/ClickHouse/pull/7175) ([Ivan](https://github.com/abyss7))
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* Fixed wrong `duration_ms` value in `system.part_log` table. It was ten times off.
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[#7172](https://github.com/ClickHouse/ClickHouse/pull/7172) ([Vladimir
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Chebotarev](https://github.com/excitoon))
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* A quick fix to resolve crash in LIVE VIEW table and re-enabling all LIVE VIEW tests.
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[#7201](https://github.com/ClickHouse/ClickHouse/pull/7201)
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([vzakaznikov](https://github.com/vzakaznikov))
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* Serialize NULL values correctly in min/max indexes of MergeTree parts.
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[#7234](https://github.com/ClickHouse/ClickHouse/pull/7234) ([Alexander
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Kuzmenkov](https://github.com/akuzm))
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* Don't put virtual columns to .sql metadata when table is created as `CREATE TABLE AS`.
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[#7183](https://github.com/ClickHouse/ClickHouse/pull/7183) ([Ivan](https://github.com/abyss7))
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* Fix segmentation fault in `ATTACH PART` query.
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[#7185](https://github.com/ClickHouse/ClickHouse/pull/7185)
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([alesapin](https://github.com/alesapin))
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* Fix wrong result for some queries given by the optimization of empty IN subqueries and empty
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INNER/RIGHT JOIN. [#7284](https://github.com/ClickHouse/ClickHouse/pull/7284) ([Nikolai
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Kochetov](https://github.com/KochetovNicolai))
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### Improvement
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* Add a message in case of queue_wait_max_ms wait takes place.
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[#7390](https://github.com/ClickHouse/ClickHouse/pull/7390) ([Azat
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Khuzhin](https://github.com/azat))
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* Minor improvements of Template format. [#7118](https://github.com/ClickHouse/ClickHouse/pull/7118)
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([tavplubix](https://github.com/tavplubix))
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* Made setting `s3_min_upload_part_size` table-level.
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[#7059](https://github.com/ClickHouse/ClickHouse/pull/7059) ([Vladimir
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Chebotarev](https://github.com/excitoon))
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* Check TTL in StorageFactory. [#7304](https://github.com/ClickHouse/ClickHouse/pull/7304)
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([sundyli](https://github.com/sundy-li))
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* Squash left-hand blocks in partial merge join (optimization).
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[#7122](https://github.com/ClickHouse/ClickHouse/pull/7122) ([Artem
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Zuikov](https://github.com/4ertus2))
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* Do not allow non-deterministic functions in mutations of Replicated table engines, because this
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can introduce inconsistencies between replicas.
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[#7247](https://github.com/ClickHouse/ClickHouse/pull/7247) ([Alexander
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Kazakov](https://github.com/Akazz))
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* Disable memory tracker while converting exception stack trace to string. It can prevent the loss
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of error messages of type `Memory limit exceeded` on server, which caused the `Attempt to read
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after eof` exception on client. [#7264](https://github.com/ClickHouse/ClickHouse/pull/7264)
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([Nikolai Kochetov](https://github.com/KochetovNicolai))
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* Miscellaneous format improvements. Resolves
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[#6033](https://github.com/ClickHouse/ClickHouse/issues/6033),
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[#2633](https://github.com/ClickHouse/ClickHouse/issues/2633),
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[#6611](https://github.com/ClickHouse/ClickHouse/issues/6611),
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[#6742](https://github.com/ClickHouse/ClickHouse/issues/6742)
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[#7215](https://github.com/ClickHouse/ClickHouse/pull/7215)
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([tavplubix](https://github.com/tavplubix))
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* ClickHouse ignores values on the right side of IN operator that are not convertible to the left
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side type. Make it work properly for compound types -- Array and Tuple.
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[#7283](https://github.com/ClickHouse/ClickHouse/pull/7283) ([Alexander
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Kuzmenkov](https://github.com/akuzm))
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* Support missing inequalities for ASOF JOIN. It's possible to join less-or-equal variant and strict
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greater and less variants for ASOF column in ON syntax.
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[#7282](https://github.com/ClickHouse/ClickHouse/pull/7282) ([Artem
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Zuikov](https://github.com/4ertus2))
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* Optimize partial merge join. [#7070](https://github.com/ClickHouse/ClickHouse/pull/7070)
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([Artem Zuikov](https://github.com/4ertus2))
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* Do not use more then 98K of memory in uniqCombined functions.
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[#7236](https://github.com/ClickHouse/ClickHouse/pull/7236),
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[#7270](https://github.com/ClickHouse/ClickHouse/pull/7270) ([Azat
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Khuzhin](https://github.com/azat))
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* Flush parts of right-hand joining table on disk in PartialMergeJoin (if there is not enough
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memory). Load data back when needed. [#7186](https://github.com/ClickHouse/ClickHouse/pull/7186)
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([Artem Zuikov](https://github.com/4ertus2))
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### Performance Improvement
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* Speed up joinGet with const arguments by avoiding data duplication.
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[#7359](https://github.com/ClickHouse/ClickHouse/pull/7359) ([Amos
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Bird](https://github.com/amosbird))
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* Return early if the subquery is empty.
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[#7007](https://github.com/ClickHouse/ClickHouse/pull/7007) ([小路](https://github.com/nicelulu))
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* Optimize parsing of SQL expression in Values.
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[#6781](https://github.com/ClickHouse/ClickHouse/pull/6781)
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([tavplubix](https://github.com/tavplubix))
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### Build/Testing/Packaging Improvement
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* Disable some contribs for cross-compilation.
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[#7101](https://github.com/ClickHouse/ClickHouse/pull/7101) ([Ivan](https://github.com/abyss7))
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* Add missing linking with PocoXML for clickhouse_common_io.
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[#7200](https://github.com/ClickHouse/ClickHouse/pull/7200) ([Azat
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Khuzhin](https://github.com/azat))
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* Accept multiple test filter arguments in clickhouse-test.
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[#7226](https://github.com/ClickHouse/ClickHouse/pull/7226) ([Alexander
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Kuzmenkov](https://github.com/akuzm))
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* Enable musl and jemalloc for ARM. [#7300](https://github.com/ClickHouse/ClickHouse/pull/7300)
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([Amos Bird](https://github.com/amosbird))
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* Added `--client-option` parameter to `clickhouse-test` to pass additional parameters to client.
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[#7277](https://github.com/ClickHouse/ClickHouse/pull/7277) ([Nikolai
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Kochetov](https://github.com/KochetovNicolai))
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* Preserve existing configs on rpm package upgrade.
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[#7103](https://github.com/ClickHouse/ClickHouse/pull/7103)
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([filimonov](https://github.com/filimonov))
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* Fix errors detected by PVS. [#7153](https://github.com/ClickHouse/ClickHouse/pull/7153) ([Artem
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Zuikov](https://github.com/4ertus2))
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* Fix build for Darwin. [#7149](https://github.com/ClickHouse/ClickHouse/pull/7149)
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([Ivan](https://github.com/abyss7))
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* glibc 2.29 compatibility. [#7142](https://github.com/ClickHouse/ClickHouse/pull/7142) ([Amos
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Bird](https://github.com/amosbird))
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* Make sure dh_clean does not touch potential source files.
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[#7205](https://github.com/ClickHouse/ClickHouse/pull/7205) ([Amos
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Bird](https://github.com/amosbird))
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* Attempt to avoid conflict when updating from altinity rpm - it has config file packaged separately
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in clickhouse-server-common. [#7073](https://github.com/ClickHouse/ClickHouse/pull/7073)
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([filimonov](https://github.com/filimonov))
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* Optimize some header files for faster rebuilds.
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[#7212](https://github.com/ClickHouse/ClickHouse/pull/7212),
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[#7231](https://github.com/ClickHouse/ClickHouse/pull/7231) ([Alexander
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Kuzmenkov](https://github.com/akuzm))
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* Add performance tests for Date and DateTime. [#7332](https://github.com/ClickHouse/ClickHouse/pull/7332) ([Vasily
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Nemkov](https://github.com/Enmk))
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* Fix some tests that contained non-deterministic mutations.
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[#7132](https://github.com/ClickHouse/ClickHouse/pull/7132) ([Alexander
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Kazakov](https://github.com/Akazz))
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* Add build with MemorySanitizer to CI. [#7066](https://github.com/ClickHouse/ClickHouse/pull/7066)
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([Alexander Kuzmenkov](https://github.com/akuzm))
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* Avoid use of uninitialized values in MetricsTransmitter.
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[#7158](https://github.com/ClickHouse/ClickHouse/pull/7158) ([Azat
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Khuzhin](https://github.com/azat))
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* Fix some issues in Fields found by MemorySanitizer.
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[#7135](https://github.com/ClickHouse/ClickHouse/pull/7135),
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[#7179](https://github.com/ClickHouse/ClickHouse/pull/7179) ([Alexander
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Kuzmenkov](https://github.com/akuzm)), [#7376](https://github.com/ClickHouse/ClickHouse/pull/7376)
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([Amos Bird](https://github.com/amosbird))
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* Fix undefined behavior in murmurhash32. [#7388](https://github.com/ClickHouse/ClickHouse/pull/7388) ([Amos
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Bird](https://github.com/amosbird))
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* Fix undefined behavior in StoragesInfoStream. [#7384](https://github.com/ClickHouse/ClickHouse/pull/7384)
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([tavplubix](https://github.com/tavplubix))
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* Fixed constant expressions folding for external database engines (MySQL, ODBC, JDBC). In previous
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versions it wasn't working for multiple constant expressions and was not working at all for Date,
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DateTime and UUID. This fixes [#7245](https://github.com/ClickHouse/ClickHouse/issues/7245)
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[#7252](https://github.com/ClickHouse/ClickHouse/pull/7252)
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([alexey-milovidov](https://github.com/alexey-milovidov))
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* Fixing AddressSanitizer error in the LIVE VIEW getHeader() method.
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[#7271](https://github.com/ClickHouse/ClickHouse/pull/7271)
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([vzakaznikov](https://github.com/vzakaznikov))
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* Wait for all scheduled jobs, which are using local objects, if `ThreadPool::schedule(...)` throws
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an exception. Rename `ThreadPool::schedule(...)` to `ThreadPool::scheduleOrThrowOnError(...)` and
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fix comments to make obvious that it may throw.
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[#7350](https://github.com/ClickHouse/ClickHouse/pull/7350)
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([tavplubix](https://github.com/tavplubix))
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* Fixing ThreadSanitizer data race error in the LIVE VIEW when accessing no_users_thread variable.
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[#7353](https://github.com/ClickHouse/ClickHouse/pull/7353)
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([vzakaznikov](https://github.com/vzakaznikov))
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* Get rid of malloc symbols in libcommon
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[#7134](https://github.com/ClickHouse/ClickHouse/pull/7134),
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[#7065](https://github.com/ClickHouse/ClickHouse/pull/7065) ([Amos
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Bird](https://github.com/amosbird))
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* Add global flag ENABLE_LIBRARIES for disabling all libraries.
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[#7063](https://github.com/ClickHouse/ClickHouse/pull/7063)
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([proller](https://github.com/proller))
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### Code cleanup
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* Generalize configuration repository to prepare for DDL for Dictionaries. [#7155](https://github.com/ClickHouse/ClickHouse/pull/7155)
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([alesapin](https://github.com/alesapin))
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* Parser for dictionaries DDL without any semantic.
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[#7209](https://github.com/ClickHouse/ClickHouse/pull/7209)
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([alesapin](https://github.com/alesapin))
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* Split ParserCreateQuery into different smaller parsers.
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[#7253](https://github.com/ClickHouse/ClickHouse/pull/7253)
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([alesapin](https://github.com/alesapin))
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* Small refactoring and renaming near external dictionaries.
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[#7111](https://github.com/ClickHouse/ClickHouse/pull/7111)
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([alesapin](https://github.com/alesapin))
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* Refactor some code to prepare for role-based access control. [#7235](https://github.com/ClickHouse/ClickHouse/pull/7235) ([Vitaly
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Baranov](https://github.com/vitlibar))
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* Some improvements in DatabaseOrdinary code.
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[#7086](https://github.com/ClickHouse/ClickHouse/pull/7086) ([Nikita
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Vasilev](https://github.com/nikvas0))
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* Do not use iterators in find() and emplace() methods of hash tables.
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[#7026](https://github.com/ClickHouse/ClickHouse/pull/7026) ([Alexander
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Kuzmenkov](https://github.com/akuzm))
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* Fix getMultipleValuesFromConfig in case when parameter root is not empty. [#7374](https://github.com/ClickHouse/ClickHouse/pull/7374)
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([Mikhail Korotov](https://github.com/millb))
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* Remove some copy-paste (TemporaryFile and TemporaryFileStream)
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[#7166](https://github.com/ClickHouse/ClickHouse/pull/7166) ([Artem
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Zuikov](https://github.com/4ertus2))
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* Improved code readability a little bit (`MergeTreeData::getActiveContainingPart`).
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[#7361](https://github.com/ClickHouse/ClickHouse/pull/7361) ([Vladimir
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Chebotarev](https://github.com/excitoon))
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## ClickHouse release 19.15.2.2, 2019-10-01
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### New Feature
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