发布时间 : 星期三 文章数据库技术及应用课程设计项目设计报告说明书之作业提交系统 - 图文更新完毕开始阅读8f5abfff0242a8956bece47b
Dim cnn As New SqlConnection '定义一个对象,对象名为cnn,它是一个数据库连接对象。 cnn.ConnectionString = \& Application(\& \作业提交系统\ '给出连接对象的连接信息。 cnn.Open() If cnn.State = ConnectionState.Open Then Dim qq As String qq = \学生信息表 values('\& \ Dim cmd As New SqlCommand '定义对象cmd,是一个SQL数据库的命令对象 cmd.CommandText = qq cmd.Connection = cnn 'cmd使用cnn连接数据库 Dim aaa As Integer aaa = cmd.ExecuteNonQuery() Label1.Text = \已成功添加的记录条数为:\ End If End Sub Protected Sub TextBox2_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles TextBox2.TextChanged End Sub Protected Sub TextBox1_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged End Sub Protected Sub TextBox5_TextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles TextBox5.TextChanged End Sub End Class 删除作业提交表中已有的成绩 <%@ Page Language=\AutoEventWireup=\CodeFile=\Inherits=\ 无标题页