C# 为什么这个特殊的INSERT语句失败?
我正在尝试将ASP.NET web应用程序中的数据插入SQL Server数据库表(我以前创建过该表)。我的代码似乎不起作用,显示错误消息,实际数据似乎没有保存到数据库中C# 为什么这个特殊的INSERT语句失败?,c#,sql,sql-server,ado.net,C#,Sql,Sql Server,Ado.net,我正在尝试将ASP.NET web应用程序中的数据插入SQL Server数据库表(我以前创建过该表)。我的代码似乎不起作用,显示错误消息,实际数据似乎没有保存到数据库中 var conn = new SqlConnection("Data Source=SHRIYA\\SQLEXPRESS;Initial Catalog=…;Integrated Security=True"); var insert = new SqlCommand("Insert Into tblRegister(Gen
var conn = new SqlConnection("Data Source=SHRIYA\\SQLEXPRESS;Initial Catalog=…;Integrated Security=True");
var insert = new SqlCommand("Insert Into tblRegister(GenerateID,Name,Surname,ID_Number,Gender,Address,Postal_code,Phone_Number,Email,Password) values(@GenerateID,@Name,@Surname,@ID_Number,@Gender,@Address,@Postal_code,@Phone_Number,@Email,@Password", conn);
insert.Parameters.AddWithValue("@GenerteID",lstuserID.SelectedIndex);
insert.Parameters.AddWithValue("@Name", txtname.Text);
insert.Parameters.AddWithValue("@Surname", txtsurname.Text);
insert.Parameters.AddWithValue("ID_Number", txtid.Text);
insert.Parameters.AddWithValue("@Gender", ddlgender.SelectedItem);
insert.Parameters.AddWithValue("@Address", txtaddress.Text);
insert.Parameters.AddWithValue("@Postal_code", txtpostalcode.Text);
insert.Parameters.AddWithValue("@Phone_Number", txttele.Text);
insert.Parameters.AddWithValue("@Email", txtEmail.Text);
insert.Parameters.AddWithValue("@Password", txtpassword);
try
{
conn.Open();
insert.ExecuteNonQuery();
}
catch (Exception)
{
ScriptManager.RegisterStartupScript(this, GetType(), "error", "alert('Error When Saving');", true);
}
conn.Close();
txtpassword
(即作为一个整体的UI控件)作为SqlParameter
的值。将其替换为txtpassword.Text
(即输入到UI控件中的文本值):
@Password
处缺少)
那应该是
insert.Parameters.AddWithValue("@ID_Number", txtid.Text);
错误消息是什么?您应该签出并停止使用
.AddWithValue()
-这可能会导致意外的结果…@shryabramdeo:您是否考虑过将密码(@Password
)存储为纯文本的含义?请花一分钟读一下:;也许这是:。其他人也指出了其他错误。我已经尝试过了,但仍然无法保存到SQL server。我的SQL Server可能有问题吗?如果无法保存数据,则获取我设置的错误消息时出现的任何错误。替换ScriptManager.RegisterStartupScript(此,GetType(),“error”,“alert('error When Saving');”,true)使用抛出并告诉我error或remove try catch块以交叉检查什么是error我尝试了,但似乎仍然没有将数据插入SQL表
SqlCommand insert = new SqlCommand("Insert Into
tblRegister(GenerateID,Name,Surname,ID_Number,Gender,Address,
Postal_code,Phone_Number,Email,Password)
values(@GenerateID,@Name,@Surname,@ID_Number,@Gender,@Address,
@Postal_code,@Phone_Number,@Email,@Password)", conn);
// ^
SqlCommand insert = new SqlCommand("Insert Into tblRegister(GenerateID,Name,Surname,ID_Number,Gender,Address,Postal_code,Phone_Number,Email,Password) values(@GenerateID,@Name,@Surname,@ID_Number,@Gender,@Address,@Postal_code,@Phone_Number,@Email,@Password", conn);
SqlCommand insert = new SqlCommand("Insert Into tblRegister(GenerateID,Name,Surname,ID_Number,Gender,Address,Postal_code,Phone_Number,Email,Password) values(@GenerateID,@Name,@Surname,@ID_Number,@Gender,@Address,@Postal_code,@Phone_Number,@Email,@Password)", conn);
insert.Parameters.AddWithValue("ID_Number", txtid.Text);
insert.Parameters.AddWithValue("@ID_Number", txtid.Text);