HHH-18734 detect erroneous/unsupported use of @SQLRestriction on subclass entity

hibernate-core/src/main/java/org/hibernate/boot/model/internal/EntityBinder.java

@@ -1310,10 +1310,8 @@ public class EntityBinder {
 		if ( persistentClass instanceof RootClass ) {
 			bindRootEntity();
 		}
-		else if ( !isMutable() ) {
+		else {
-			throw new AnnotationException("Entity class '" + annotatedClass.getName()
+			checkSubclassEntity();
-					+ "' is annotated '@Immutable' but it is a subclass in an entity inheritance hierarchy"
-					+ " (only root classes may declare mutability)");
 		}
 
 		ensureNoMutabilityPlan();
@@ -1323,6 +1321,19 @@ public class EntityBinder {
 		processNamedEntityGraphs();
 	}
 
+	private void checkSubclassEntity() {
+		if ( !isMutable() ) {
+			throw new AnnotationException( "Entity class '" + annotatedClass.getName()
+					+ "' is annotated '@Immutable' but it is a subclass in an entity inheritance hierarchy"
+					+ " (only a root class may declare its mutability)" );
+		}
+		if ( isNotEmpty( where ) ) {
+			throw new AnnotationException( "Entity class '" + annotatedClass.getName()
+					+ "' specifies an '@SQLRestriction' but it is a subclass in an entity inheritance hierarchy"
+					+ " (only a root class may be specify a restriction)" );
+		}
+	}
+
 	private void ensureNoMutabilityPlan() {
 		if ( annotatedClass.hasAnnotationUsage( Mutability.class, getSourceModelContext() ) ) {
 			throw new MappingException( "@Mutability is not allowed on entity" );