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Daniel Dai commented on HIVE-21385: ----------------------------------- How about make a list config parameter? By default, we can put join/union/aggregation/sort, but user can remove anything he don't want to pushdown. > Allow disabling pushdown of non-splittable computation to JDBC sources > ---------------------------------------------------------------------- > > Key: HIVE-21385 > URL: https://issues.apache.org/jira/browse/HIVE-21385 > Project: Hive > Issue Type: Improvement > Components: CBO, StorageHandler > Reporter: Jesus Camacho Rodriguez > Assignee: Jesus Camacho Rodriguez > Priority: Major > Attachments: HIVE-21385.01.patch, HIVE-21385.patch > > > Until pushdown is cost-based decision, we will be able to enable / disable > pushdown of operators that prevent reading results from the JDBC connection > in parallel. -- This message was sent by Atlassian JIRA (v7.6.3#76005)