DWH time slices show
different min and max dates on PPM schema vs min/max dates on DWH (dwh_com_periods table.)
from prj_blb_slicerequests sr
where SR.IS_DWH_REQUEST = 1
Why don't the end dates match? Should they?
In order get get the periods for the DWH there are other criteria taken into consideration.
The query you should compare on PPM schema is
If you then review the SQL behind this view you will see it looks at items such as fiscal periods (biz_com_periods) and data in rpt_calendar table in addition to the actual DWH slices in the Time Slices page.