oracle数据库如何处理一个人有多个手机号的情况答:测试数据create table test(id int,phone varchar2(200));insert into test values (1,'13811111111,13311111111,13900000000');insert into test values (2,'15811111111,15911111111,18800000000');运行select id,c from(with t as (select id,phone c from test)select id,substr(t.ca,instr(t....