方法一
select ascii('&') from dual;
select chr(38) from dual;
insert into test(name) values(chr(38))
方法二
单引号('),将一个单引号变为两个单引号即可
insert into test(name) values('''')
select * from test where name like '%''%'
方法一
select ascii('&') from dual;
select chr(38) from dual;
insert into test(name) values(chr(38))
方法二
单引号('),将一个单引号变为两个单引号即可
insert into test(name) values('''')
select * from test where name like '%''%'