UNIQUE KEY `trans_type_from` (`person_id`,`trans_type_from`,`trans_no_from`,`trans_type_to`,`trans_no_to`),
KEY `From` (`trans_type_from`,`trans_no_from`),
KEY `To` (`trans_type_to`,`trans_no_to`)
UNIQUE KEY `trans_type_from` (`person_id`,`trans_type_from`,`trans_no_from`,`trans_type_to`,`trans_no_to`),
KEY `From` (`trans_type_from`,`trans_no_from`),
KEY `To` (`trans_type_to`,`trans_no_to`)