If so, you need SAP Universal ID. In a few months, SAP Universal ID will be the only option to login to SAP Community. Without it, you will lose your content and badges. If you have multiple accounts, use the Consolidation Tool to merge your content.
Which table contains the Portfolio Initiative data?
I see that INM_INITIATIVE contain the external ID. But such attibutes as Name, Initiative Type, Portfolio ID, Bucket ID, Location etc. are not to be seen in this table.