如何将一些值添加到数据库中 [英] How can I add some values into my database
本文介绍了如何将一些值添加到数据库中的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我是C#的初学者,我编写了一个连接到数据库的代码,但它给了我一个错误
I'm a beginner in C# and I wrote a code that connect to my database but It give me a error
我从一开始就做了所有事情,但没有任何反应
I did everything from first but nothing happened
private void btnSubmit_Click(object sender, EventArgs e)
{
string conString = "data source=DESKTOP-D5VFL9P; initial catalog = university; integrated security = True; MultipleActiveResultSets = True;";
using (SqlConnection connection = new SqlConnection(conString))
{
connection.Open();
using(SqlCommand command = new SqlCommand("INSERT INTO Persons (PersonID, LastName, FirstName, Age, City) VALUES (" + int.Parse(txtPersonID.Text) + ", '" +
txtLastName.Text + "', '" + txtFirstName.Text + "' ," + int.Parse(txtAge.Text) + ", '" + txtCity.Text + "'", connection))
{
using(SqlDataReader reader = command.ExecuteReader())
{
MessageBox.Show("Data inserted");
txtFirstName.Text = "";
txtLastName.Text = "";
txtPersonID.Text = "";
txtAge.Text = "";
txtCity.Text = "";
}
}
}
}
我想添加一些值到我的数据库
I want to add some values to my database
推荐答案
城市后面应该有)
。像 txtCity.Text +’)
。
这篇关于如何将一些值添加到数据库中的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文