SELECT a.bqzm FROM zb1 a,zb2 b WHERE SUBSTR(a.zd1,12,2)<>SUBSTR(b.zd2,12,2) AND a.dae=b.dae INTO CURSOR tmp9999

     tmp9999表只有bqzm字段，现在想再增加s_1w和s_2w两个新字段，s_1w 存放 SUBSTR(a.zd1,12,2)的值，s_2w 存放 SUBSTR(b.zd2,12,2)的值