sharedsecret

schema/createSchema.sql

@@ -2,7 +2,7 @@ CREATE SEQUENCE device_s START WITH 1 INCREMENT BY 1;
 
 CREATE TABLE device_t (
     id integer PRIMARY KEY DEFAULT NEXTVAL('device_s'),
-    deviceid varchar(16) NOT NULL,
+    deviceid varchar(16) UNIQUE NOT NULL,
     sharedsecret varchar(31) NOT NULL,
     active boolean NOT NULL DEFAULT false
 );