GitHub user cloud-fan opened a pull request: https://github.com/apache/spark/pull/15606
[SPARK-18070][SQL] binary operator should not consider nullability when comparing input types ## What changes were proposed in this pull request? Binary operator requires its inputs to be of same type, but it should not consider nullability, e.g. `EqualTo` should be able to compare an element-nullable array and an element-non-nullable array. ## How was this patch tested? a regression test in `DataFrameSuite` You can merge this pull request into a Git repository by running: $ git pull https://github.com/cloud-fan/spark type-bug Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/15606.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 #15606 ---- commit ba880d8f954d29eb8bc62b4af3ced1b46aa78dc3 Author: Wenchen Fan <wenc...@databricks.com> Date: 2016-10-24T05:31:23Z binary operator should not consider nullability when comparing input types ---- --- 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