代码如下:
SqlConnection conConnection = new SqlConnection(strConnect);
conConnection.Open();
string cmd = "select User_Name,User_Pass,from UserData";
SqlCommand com = new SqlCommand(cmd, conConnection);
SqlDataReader reader = com.ExecuteReader();
while (reader.Read())//从数据库读取用户信息
{
User = reader["User_Name"].ToString();
Password = reader["User_Pass"].ToString();
然后一直报错
请问是执行的SQL命令出错了吗?