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.
Enabling SAC Time Dimension using Live connection with SAP HANA CLOUD as the source:
Creating a Time Dimension with HANA Live connection is not working in SAC. On the HANA Live Connection Model when the Clock icon is pressed to create a new time dimension there are no Dimensions available to select.