VBNET数据库编程基础教程(15)
时间:2025-03-10
时间:2025-03-10
Dim ConnectionString As String = ″ Provider = Microsoft.Jet.OLEDB.4.0; Data Source = e:\My Documents\db1.mdb″
Dim myConn As OleDbConnection = New OleDbConnection()
myConn.ConnectionString = ConnectionString
Dim strCom As String = ″ SELECT * FROM student ″
'创建一个 DataSet
myDataSet = New DataSet()
myConn.Open()
'用 OleDbDataAdapter 得到一个数据集
Dim myCommand As OleDbDataAdapter = New OleDbDataAdapter(strCom, myConn)
'把Dataset绑定student数据表
myCommand.Fill(myDataSet, ″student″)
'关闭此OleDbConnection
myConn.Close()
End Sub
'绑定数据到TextBox控件
Private Sub frmtest_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
txtStuID.DataBindings.Add(New Binding(″Text″, Me.myDataSet, ″student.StuID″))
txtStuName.DataBindings.Add(New Binding(″Text″, Me.myDataSet, ″student.StuName″))
txtStuSex.DataBindings.Add(New Binding(″Text″, Me.myDataSet, ″student.StuSex″))
txtStuBorn.DataBindings.Add(New Binding(″Text″, Me.myDataSet, ″student.StuBorn″))
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