I used to be a PostgreSQL DBA, and I have just overthrown my own job with my own automation work: https://pigsty.cc / https://github.com/Vonng/pigsty

I think DBA will finally transform to DA: Data Architect, Data Admin, Data Analyst. As for Data'Base' Administration, there are going to be more and more tools, SaaS, and PaaS to eliminate thosea dmin work...