[PIG-3957] Refactor out resetting input key in TezDagBuilder

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.16.0
• Component/s: tez
• Hadoop Flags: Reviewed
• Assignee: Rohini Palaniswamy
• Reporter: Daniel Dai
• Created: 21/May/14 21:14
• Updated: 08/Jun/16 20:48
• Resolved: 06/Oct/15 15:06

Description

In TezDagBuilder, we reset input key of all POPackage/POValueInputTez/POIdentityInOutTez, that is very confusing. We shall refactor these out.

Issue Links

• relates to: PIG-4692 MultiQuery and Union optimizer in Tez should terminate more than one output in scalar