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ClickHouse applies this setting when the query contains the product of distributed tables, i.e. when the query for a distributed table contains a non-GLOBAL ...

Apr 10, 2019 · 19.5.1.246 No alias TEST = 1 SELECT * FROM (SELECT 1 as TEST, 2 as fake_group) a ALL LEFT JOIN ( SELECT 3 as TEST, 2 as fake_group ) USING (fake_group); ┌─TEST─┬─fake_group─┬─TEST─┐ │ 1 │ 2 │ 1 │ └──────┴────────────┴──────┘ With alias X...

A set of methods for managing ClickHouse User resources. NOTE: these methods are available ... joined_subquery_requires_alias, google.protobuf.BoolValue.

Add setting joined_subquery_requires_alias to require aliases for subselects and table functions in FROM that more than one table is present (i.e. queries with JOINs). #6733 (Artem Zuikov) Extract GetAggregatesVisitor class from ExpressionAnalyzer. #6458 (Artem Zuikov) system.query_log: change data type of type column to Enum. #6265 (Nikita ...

Get information about a Yandex Managed ClickHouse cluster. ... joined_subquery_requires_alias - Require aliases for subselects and table functions in FROM ...

#6416 (Artem Zuikov); Add setting joined_subquery_requires_alias to require aliases for subselects and table functions in FROM that more than one table is ...

Apr 26, 2020 · clickhouse报错. 原始报错已经找不到了,但是错误中有这个指示set joined_subquery_requires_alias=0, 但是我在19的版本上运行sql 没有问题,但是在20.3运行就有错误,我感觉应该是版本问题,于是就去找clickhouse的更新日志. 然后找到了这个问题,这个问题意思是什么呢,就是join子查询后面必须要跟别名,这样可能会更规范,但是在我们有时候根本不写表名,可能会更加开发速度快,这样我在配置 ...

clickhouse报错原始报错已经找不到了,但是错误中有这个指示set joined_subquery_requires_alias=0,但是我在19的版本上运行sql 没有问题,但是在20.3运行就有错误,我感觉应该是版本问题,于是就去找clickhouse的更新日志然后找到了这个问题,这个问题意思是什么呢,就是join子查询后面必须要跟别名,这样可能会更规范 ...

11.04.2020 · It's better to enable joined_subquery_requires_alias if you can, because this setting fixes some issues connected with column names. However, joins with non-aliased subquery will throw exception and should will be fixed. Setting itself is …

Cluster-Level Settings

SELECT * FROM (SELECT * FROM t1) FULL JOIN (SELECT * FROM t2) USING (id) SETTINGS joined_subquery_requires_alias = 0; Yields: id, s, v1, s, v2 With joined_subquery_requires_alias = 0 unqualified columns returned from left table and unqualified non-duplicated columns from right.

26.04.2020 · clickhouse报错原始报错已经找不到了,但是错误中有这个指示set joined_subquery_requires_alias=0,但是我在19的版本上运行sql 没有问题,但是在20.3运行就有错误,我感觉应该是版本问题,于是就去找clickhouse的更新日志然后找到了这个问题,这个问题意思是什么呢,就是join子查询后面必须要跟别名,这样可能会更规范 ...

Add setting joined_subquery_requires_alias to require aliases for subselects and table functions in FROM that more than one table is present (i.e. queries with JOINs). #6733 (Artem Zuikov) Extract GetAggregatesVisitor class from ExpressionAnalyzer. #6458 (Artem Zuikov) system.query_log: change data type of type column to Enum. #6265 (Nikita ...

Or Changes Since The Previous Stable Release 19.16.19.85

Apr 11, 2020 · It's better to enable joined_subquery_requires_alias if you can, because this setting fixes some issues connected with column names. However, joins with non-aliased subquery will throw exception and should will be fixed. Setting itself is most likely have no connection with segfaults.

20.3 requires an alias for every subquery participating in a join by default. Set 'joined_subquery_requires_alias=0' in order to keep the ...

Clickhouse version： 20.3.5.21 · Interface to use, Http 8123 · Non-default settings: <joined_subquery_requires_alias>0</ ...