Data Warehouse Incremental job performance on very large datasets (Oracle)

Products

• Clarity PPM SaaS
• Clarity PPM On Premise

Issue/Introduction

After upgrade to 15.2 customer found that the Load Data Warehouse - Incremental is taking much longer than the Full Load and takes an average of 12 hours to complete
What could be causing the issue?
 

Environment

Release:
Component: PPMDWH

Resolution

This is a known defect DE38853 and  has been fixed in 15.4.1.