GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/10196
[SPARK-12201][SQL] add type coercion rule for greatest/least
checked with hive, greatest/least should cast their children to a tightest
common type,
i.e. `(int, long) => long`, `(int, string) => error`, `(decimal(10,5),
decimal(5, 10)) => error`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark type-coercion
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10196.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #10196
----
commit 20816739decd6361c9fc65452a1415b065e08b9c
Author: Wenchen Fan <wenc...@databricks.com>
Date: 2015-12-08T08:57:51Z
add type coercion rule for greatest/least
----
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
