Privacy, Security and/or Policy Issues for Heterogenous Data.- Data Virtual Machines: Enabling Data Virtualization.- A Formal Category Theoretical Framework for Multi-Model Data Transformations.- Towards Generic Fine-Grained Transaction Isolation in Polystores.- Data Governance in a Database Operating System (DBOS).- ACID-V: Towards a new class of DBMSs for Data Sharing.- Polystore Systems and DBMSs: Love Marriage or Marriage of Convenience?.- Pods:...