substr,instr,length配合使用截取信息

select substr(substr(vcpara,
instr(vcpara, '280148') + 7,
length(vcpara) - instr(vcpara, '280148') + 7),
0,
instr(substr(vcpara,
instr(vcpara, '280148') + 7,
length(vcpara) - instr(vcpara, '280148') + 7),
';')),vcpara
from tneticket_gvas a
where a.vcwid = '141114169912723'
and a.vcsvccode = '280128';