Harish Butani created HIVE-7283: ----------------------------------- Summary: CBO: plumb in HepPlanner and FieldTrimmer(ColumnPruner) into Optiq based planning Key: HIVE-7283 URL: https://issues.apache.org/jira/browse/HIVE-7283 Project: Hive Issue Type: Sub-task Components: Query Processor Reporter: Harish Butani Assignee: Harish Butani
1. HepPlanner initially used for: - Predicate Pushdown - Transitive Predicate inference - Partition Pruning 2. Use Optiq's FieldTrimmer for ColumnPruner To begin with the rules are copies of Optiq base rules. Once Optiq is refactored to work on Base RelNode classes, the copied rules will be removed. -- This message was sent by Atlassian JIRA (v6.2#6252)