l1t1 opened a new issue, #9324:
URL: https://github.com/apache/arrow-datafusion/issues/9324
### Is your feature request related to a problem or challenge?
the 'unnest' table function reads an array or list, and out put a table
### Describe the solution you'd like
the result is same as that of postgresql
```sql
select unnest(ARRAY[1,2,3]);
unnest
--------
1
2
3
```
### Describe alternatives you've considered
_No response_
### Additional context
_No response_
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