// String sql = "select u.name,a.age from t_user u,t_account a where u.id = a.id and t_account.id > 12 and a.age >?;";
// String sql = "select secooStoreDB.t_sequence.`code` from secooStoreDB.t_sequence,secooStoreDB.t_store_fail_mq where secooStoreDB.t_sequence.`code`=secooStoreDB.t_store_fail_mq.topic";