asp.net执行sql脚本，导出数据库文件到本地

protected void Button1_Click(object sender, EventArgs e) { SqlConnection conn= new SqlConnection("server=(local);database=colorring;uid=sa;pwd=;"); conn.Open(); string sqlstr = "exec master..xp_cmdshell 'bcp /"select top 100 * from master..aps/" queryout c://aaabbbccc.txt -c '"; SqlCommand cmd = new SqlCommand(sqlstr,conn); cmd.ExecuteReader(); Label1.Text = sqlstr; conn.Close(); }