Nutz Chain插入后获取主键

chain_insert_getid.java

        Trans.exec(new Atom() {
            public void run() {
                dao.insert("tp_pet", Chain.make("age", 12));
                Sql sql = Sqls.fetchLong("SELECT @@@@IDENTITY");
                dao.execute(sql);
                long petId = sql.getObject(Long.class);
                System.out.println(petId);
            }
        });