Anthony Emmanuella Mmasinachi Posted on Oct 29 Backend engineers, settle this debate.Should a SaaS application EVER be trusted to enforce tenant isolation by itself?Or should PostgreSQL reject cross-tenant access even when application code makes a mistake?What's your production setup? Top comments (1) Subscribe Personal Trusted User Create template Templates let you quickly answer FAQs or store snippets for re-use. Submit Preview Dismiss Collapse Expand Anthony Emmanuella Mmasinachi Anthony Emmanuella Mmasinachi Anthony Emmanuella Mmasinachi Follow Founder of Agata Proxima | Full-Stack Developer building open-source PostgreSQL security tools with Rust. Focused on tenant isolation, database security, and scalable SaaS infrastructure. Joined Oct 25, 2026 • Oct 29 Dropdown menu Copy link Hide That missing "WHERE tenant_id = ?" has probably caused more panic than a production server going down at 3 AM. 😂 But seriously, what's your last line of defense when application code gets it wrong? Code of Conduct • Report abuse Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink. Hide child comments as well Confirm For further actions, you may consider blocking this person and/or reporting abuse
Top comments (1)
That missing "WHERE tenant_id = ?" has probably caused more panic than a production server going down at 3 AM. 😂
But seriously, what's your last line of defense when application code gets it wrong?