the most effective way I've seen is to have a specific data eng team which builds core tables, drawing on data from different teams. they work with producer tea

the most effective way I've seen is to have a specific data eng team which builds core tables, drawing on data from different teams. they work with producer teams to ensure data quality and completeness, and work with consumer teams to understand what they need to see from data. but this depends on what your use cases are (e.g. online vs offline).