GitHub user mgaido91 opened a pull request: https://github.com/apache/spark/pull/20333
[SPARK-23087][SQL] CheckCartesianProduct too restrictive when condition is false/null ## What changes were proposed in this pull request? CheckCartesianProduct raises an AnalysisException also when the join condition is always false/null. In this case, we shouldn't raise it, since the result will not be a cartesian product. ## How was this patch tested? added UT You can merge this pull request into a Git repository by running: $ git pull https://github.com/mgaido91/spark SPARK-23087 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/20333.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 #20333 ---- commit 9c88781dcd4cd301373927bfbe7f3530c80f4f05 Author: Marco Gaido <marcogaido91@...> Date: 2018-01-19T20:45:29Z [SPARK-23087][SQL] CheckCartesianProduct too restrictive when condition is false/null ---- --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org