Gopal V created HIVE-7302: ----------------------------- Summary: Allow Auto-reducer parallelism to be turned off by a logical optimizer Key: HIVE-7302 URL: https://issues.apache.org/jira/browse/HIVE-7302 Project: Hive Issue Type: Bug Components: Tez Affects Versions: 0.14.0 Reporter: Gopal V Assignee: Gopal V
Auto reducer parallelism cannot be used for cases where a custom routing VertexManager is used. Allow a tri-state for ReduceSinkDesc::isAutoParallel to allow "allow, disable, unset" mechanics. The state machine for this setting will now be Allowed transitions unset -> allow unset -> disable allow -> disable with no transition case for disable -> allow. -- This message was sent by Atlassian JIRA (v6.2#6252)