row level security

Enterprise deals die in this design review. The answer has three layers most candidates blur together: who you are, what you can see, and how an embedded product proves both, plus the permission-staleness trap that fails Glean loops.

A Snowflake solutions-loop classic that generalizes to every AI deployment: why masking retrofits fail, what a role hierarchy actually looks like, and the policy-attachment model that makes governance survive schema growth.