HHH-19703 In addScala(String, Class) implementation first check there is BasicType registered for class.

          If yes, use it to create scalar result builder; if not fall back to existing implementation.
 # Date:      Fri Aug 8 10:11:57 2025 +0200

Author: cigaly

hibernate-core/src/main/java/org/hibernate/query/sql/internal/NativeQueryImpl.java

@@ -1174,7 +1174,14 @@ public NativeQueryImplementor<R> addScalar(String columnAlias, @SuppressWarnings
 
 	@Override
 	public NativeQueryImplementor<R> addScalar(String columnAlias, @SuppressWarnings("rawtypes") Class javaType) {
-		return registerBuilder( Builders.scalar( columnAlias, javaType, getSessionFactory() ) );
+		@SuppressWarnings("unchecked")
+		final BasicType<?> basicType = getBasicTypeRegistry().getRegisteredType( javaType );
+		if ( basicType != null ) {
+			return registerBuilder( Builders.scalar( columnAlias, basicType ) );
+		}
+		else {
+			return registerBuilder( Builders.scalar( columnAlias, javaType, getSessionFactory() ) );
+		}
 	}
 
 	@Override