In an age where data breaches and unauthorized access are constant threats, safeguarding sensitive information is vital for organizations. With its robust security features, PostgreSQL offers a powerful toolset unmatched by any other commercial or open-source database. However, this extraordinary flexibility often feels overwhelming and turns permission management into a complicated task that is difficult to automate. Unsure of how to proceed, application developers resort to isolating data using a separate Postgres instance for each new project, thereby increasing the overall costs.

Henrietta Dombrovskaya is a database researcher and practitioner with over 40 years of academic and industrial experience. She holds a Ph.D. in Computer Science from the University of Saint