diff --git a/dmp-db-scema/DataManagementPlanDB.sql b/dmp-db-scema/DataManagementPlanDB.sql
index 8d8e41ffc..8ab9dcaf7 100644
--- a/dmp-db-scema/DataManagementPlanDB.sql
+++ b/dmp-db-scema/DataManagementPlanDB.sql
@@ -129,6 +129,9 @@ CREATE TABLE "DatasetProfile" (
     "Definition" xml NOT NULL
 );
 
+-- SHould also force the 1-1 relation between the datasetprofile <-> ruleset and datasetprofile <-> viewstyle
+ALTER TABLE "DatasetProfile" ADD CONSTRAINT datasetprofile_unique_ruleset UNIQUE ("Ruleset");
+ALTER TABLE "DatasetProfile" ADD CONSTRAINT datasetprofile_unique_viewstyle UNIQUE ("Viewstyle");
 
 ALTER TABLE "DatasetProfile" OWNER TO dmptool;