No reasons. Just tried with
@Entity @Immutable @SqlResultSetMapping( name = "AddressNativeSqlTest", entities = @EntityResult( entityClass = AddressNativeSql.class, fields = { @FieldResult(name = "id", column = "ID"), @FieldResult(name = "street", column = "STREET")} ))
and
Query nativeQuery = entityManager.createNativeQuery("SELECT A.ID, A.STREET FROM ADDRESS_TEST A WHERE ID=:setmetoone","AddressNativeSqlTest");
and got same error
Table "ADDRESSNATIVESQL" not found; SQL statement: