摘要: --某一位取反select id ,flag,(flag + 1) - BITAND(flag, 1) * 2 from SYS_INFO t UPDATE SYS__INFO SET FLAG=((flag + 1) - BITAND(flag, 1) * 2) Where id=105 --与两 阅读全文
posted @ 2017-01-24 20:57 AmyAlisa 阅读(3290) 评论(0) 推荐(0) 编辑