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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/12/05 13:34:19 UTC

[GitHub] [arrow-datafusion] xudong963 opened a new issue #1403: Group by uses unselect column is invalid

xudong963 opened a new issue #1403:
URL: https://github.com/apache/arrow-datafusion/issues/1403


   **Describe the bug**
   Group by uses unselect column is invalid.
   such as `SELECT a FROM t ORDER BY b;` 
   
   **To Reproduce**
   Steps to reproduce the behavior:
   Postgres:
   ```sql
   postgres=# create table foo (
       a int,
       b int
   );
   CREATE TABLE
   postgres=# insert into foo (a, b) values (1, 2);
   insert into foo (a, b) values (null, 3);
   INSERT 0 1
   INSERT 0 1
   postgres=# select a from foo order by b;
    a
   ---
    1
   
   (2 rows)
   ```
   
   Datafusion
   ```sql
   ❯ create table foo as SELECT * FROM (VALUES (1,2), (2,3)) as t;
   0 rows in set. Query took 0.061 seconds.
   ❯ select * from foo;
   +---------+---------+
   | column1 | column2 |
   +---------+---------+
   | 1       | 2       |
   | 2       | 3       |
   +---------+---------+
   2 rows in set. Query took 0.006 seconds.
   ❯ select column1 from foo order by column2;
   Plan("No field named 'foo.column2'. Valid fields are 'foo.column1'.")
   ```
   
   
   **Expected behavior**
   A clear and concise description of what you expected to happen.
   
   **Additional context**
   Add any other context about the problem here.
   


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[GitHub] [arrow-datafusion] xudong963 commented on issue #1403: Group by uses unselect column is invalid

Posted by GitBox <gi...@apache.org>.
xudong963 commented on issue #1403:
URL: https://github.com/apache/arrow-datafusion/issues/1403#issuecomment-986557904


   > this seems like a duplicate of #1372? I also commented a potential quick fix in there as well ;)
   
   Yes, sorry for not checking the existed issue.


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[GitHub] [arrow-datafusion] houqp commented on issue #1403: Group by uses unselect column is invalid

Posted by GitBox <gi...@apache.org>.
houqp commented on issue #1403:
URL: https://github.com/apache/arrow-datafusion/issues/1403#issuecomment-986276404


   this seems like a duplicate of https://github.com/apache/arrow-datafusion/issues/1372? I also commented a potential quick fix in there as well ;)


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[GitHub] [arrow-datafusion] xudong963 closed issue #1403: Group by uses unselect column is invalid

Posted by GitBox <gi...@apache.org>.
xudong963 closed issue #1403:
URL: https://github.com/apache/arrow-datafusion/issues/1403


   


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