When we consider the DMBoK2 definition of Data Governance, and the various practitioner definitions that...

Agreed models for data design and definition, decision rights regarding standards and controls, delegation of accountability

Agreed models for decision making and decision rights, defined authority and escalation paths, structures for assigning accountability and delegating responsibility, alignment with business objectives

Agreed architectures, transparent policies, shared language, effective tools, delegated authority, stewardship

Exercise of authority, formalization of reporting lines, implementation of supporting technology, definition of common glossaries

Alignment of Business and Technology strategies, definition of data standards, implementation of supporting metadata and process tools, management of responsibility