摘要：ORACLE:除去回车符,换行符replace(fa,chr(13),'') ; --- 除去回车符replace(fa,chr(10),'') ; --- 除去换行符 阅读全文

摘要：<add key="ConnectionString" value="user id=USER;password=PW;data source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=IP地址)(PORT=1521)))(CONNECT_DATA=(SID = ofdata)(SERVER = DEDICATED)));"/> 阅读全文

摘要：Round( ) 函数传回一个数值，该数值是按照指定的小数位元数进行四舍五入运算的结果语法ROUND( number, decimal_places )number : 需四舍五入处理的数值 decimal_places : 四舍五入 , 小数取几位 ( 预设为 0 )返回值类型数字例子select round(123.456, 0) from dual; 回传 123 select round(123.456, 1) from dual; 回传 123.5 select round(123.456, 2) from dual; 回传 123.46 select round(123.456, 阅读全文