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https://issues.apache.org/jira/browse/CALCITE-6900?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17937671#comment-17937671
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Caican Cai commented on CALCITE-6900:
-------------------------------------
fix in
https://github.com/apache/calcite/commit/c72e267f9c1b94abb3f4a7e31d14f7b4ed676ce1,
thanks [~xuzifu666]
> Support Char type cast in ClickHouse Dialect
> --------------------------------------------
>
> Key: CALCITE-6900
> URL: https://issues.apache.org/jira/browse/CALCITE-6900
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Affects Versions: 1.39.0
> Reporter: Yu Xu
> Assignee: Yu Xu
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.40.0
>
>
> Currently ClickHouse Dialect can not support Char type cast.
> ClickHouse use String type to support varchar and FixedString type to support
> char type,
> need to support it in Calcite.
>
> ClickHouse column type can refer to:
> https://clickhouse.com/docs/sql-reference/data-types
>
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