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https://issues.apache.org/jira/browse/SPARK-28333?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dongjoon Hyun resolved SPARK-28333.
-----------------------------------
Resolution: Won't Do
Please see the discussion and review comments on the PR.
> NULLS FIRST for DESC and NULLS LAST for ASC
> -------------------------------------------
>
> Key: SPARK-28333
> URL: https://issues.apache.org/jira/browse/SPARK-28333
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> {code:sql}
> spark-sql> create or replace temporary view t1 as select * from (values(1),
> (2), (null), (3), (null)) as v (val);
> spark-sql> select * from t1 order by val asc;
> NULL
> NULL
> 1
> 2
> 3
> spark-sql> select * from t1 order by val desc;
> 3
> 2
> 1
> NULL
> NULL
> {code}
> {code:sql}
> postgres=# create or replace temporary view t1 as select * from (values(1),
> (2), (null), (3), (null)) as v (val);
> CREATE VIEW
> postgres=# select * from t1 order by val asc;
> val
> -----
> 1
> 2
> 3
> (5 rows)
> postgres=# select * from t1 order by val desc;
> val
> -----
> 3
> 2
> 1
> (5 rows)
> {code}
> https://www.postgresql.org/docs/11/queries-order.html
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