T SQL 模糊多条件查询实现[,分隔]

T - SQL 模糊多条件查询实现[,分隔]  

 if (Distribution_Address !="")
        {

            if (Distribution_Address.Trim().Length == 0)
            {
                strSql = " 1=1";
            }
           else
            {
                int start =0;//设定替换前的字符串长度
                int end = 0;//设定替换后的字符串长度
                string temptxt = Distribution_Address.Trim();
                do
                {
                    start = temptxt.Length;
                    temptxt = temptxt.Replace("，", ",").Replace("  ", " ");
                    end = temptxt.Length;
                } while (start != end);//如果替换前后长度变化,则继续替换
                string[] tempStr = temptxt.Split(',');
                strSql += "and (";
                foreach (string temp in tempStr)
                {
                    if (strSql.Trim().Length != 0) 
                    strSql += String.Format("(C_Address like '%{0}%')", temp);
                    strSql += "or";
                }
                strSql += " 1=2 )";
            }
        }