[NEMO-217] Immediately emits elements in FlattenTransform

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.1
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Tae-Geon Um
• Created: 12/Sep/18 03:57
• Updated: 25/Nov/18 23:30
• Resolved: 10/Oct/18 04:35

Description

Currently, Nemo holds all elements within `FlattenTransform`. It blocks the downstream processing and could degrade performance. We should emit the elements immediately to downstream operations.

Issue Links

• links to: GitHub Pull Request #120