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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/03/30 04:19:39 UTC

[GitHub] [arrow-datafusion] Ted-Jiang opened a new issue #2125: Support type cast in union

Ted-Jiang opened a new issue #2125:
URL: https://github.com/apache/arrow-datafusion/issues/2125


   in postgresql union support  type cast like below
   ```
   postgres=# select '1.2' as a union select 2.3 as b union select 3 as b ;
     a
   -----
    2.3
      3
    1.2
   (3 rows)
   
   postgres=# \gdesc
    Column |  Type
   --------+---------
    a      | numeric
   (1 row)
   ```
   
   Maybe we can open a ticket support this ?
   
   _Originally posted by @Ted-Jiang in https://github.com/apache/arrow-datafusion/pull/2108#discussion_r837294373_


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