摘要：
select utl_raw.bit_and('0','4') from dual; 或者 select bitand('6','4') from dual;utl_raw这个包含有bit_and,bit_or及bit_complement等位运算函数。如：SQL> select utl_raw.bit_and('01','11') from dual; UTL_RAW.BIT_AND('01','11') --------------------------- 阅读全文
