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caoxuewen commented on SPARK-21520: ----------------------------------- User 'heary-cao' has created a pull request for this issue: https://github.com/apache/spark/pull/18892 > Improvement a special case for non-deterministic projects and filters in > optimizer > ---------------------------------------------------------------------------------- > > Key: SPARK-21520 > URL: https://issues.apache.org/jira/browse/SPARK-21520 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 2.3.0 > Reporter: caoxuewen > > Currently, Did a lot of special handling for non-deterministic projects and > filters in optimizer. but not good enough. this patch add a new special case > for non-deterministic projects and filters. Deal with that we only need to > read user needs fields for non-deterministic projects and filters in > optimizer. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org