GitHub user cloud-fan opened a pull request: https://github.com/apache/spark/pull/20466
[SPARK-23293][SQL] fix data source v2 self join ## What changes were proposed in this pull request? `DataSourceV2Relation` should extend `MultiInstanceRelation`, to take care of self-join. ## How was this patch tested? a new test You can merge this pull request into a Git repository by running: $ git pull https://github.com/cloud-fan/spark dsv2-selfjoin Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/20466.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 #20466 ---- commit 6e55d1000c62a86c14ad993d3699b0ed99f53cbb Author: Wenchen Fan <wenchen@...> Date: 2018-02-01T05:07:07Z fix data source v2 self join ---- --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org