我有如下表格:rfa_yea|rfa_idx|rfa_dsp|rfa_tpr---------+---------+----------------------------------------------------+---------2013|1|PIGATOVERM.NO/ROSS/ORMEASCOCL75|A2013|2|ESTATE\134134134047BICCHIERESING.VERDE|A2013|3|Rif.Trn.N.17del17/04/2013CassaN.00001|C2013|4|BIB.REDBULLLAT.CL25ENER.DRI|A2013|5|