DATABASE BOUNDARY
One patient. One query. Different shape.
Patient requested
PT-DEMO-0042
02
INVARIANT QUERY
Unchanged for every role
SELECT *
FROM patient_record
WHERE patient_id = $1;
Parameter $1
PT-DEMO-0042
03
ACTIVE IDENTITYclinical.user
Application roleClinical
Resolved schemaclinical_access
Database result10 columns returned
RETURNED TO CALLER
Clinical patient record
Clinical fields needed for safe care delivery and continuity.
10
columns returned
Readable record
Database decided
Raw JSON
10 keys