oracle sql 特殊字符处理oracle sql 特殊字符处理?select ascii(A) from dualselect chr(65) from dual
oracle sql 特殊字符处理
oracle sql 特殊字符处理
?
select ascii('A') from dual;
select chr(65) from dual;
?
select ascii('&') from dual;
select chr(38) from dual;
oracle sql 特殊字符处理
oracle sql 特殊字符处理
?
select ascii('A') from dual;
select chr(65) from dual;
?
select ascii('&') from dual;
select chr(38) from dual;