VB.Net Tutorial/Database ADO.net/DataGridView
Load data in Access to DataGridView
<source lang="vbnet">Imports System.Data.OleDb Imports System.Data Imports System.Windows.Forms public class LoadAccessDataToDataView
public Shared Sub Main Application.Run(New Form1) End Sub
End class Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim ConnString As String = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=MyMDB.mdb" Dim SQLString As String = "SELECT * FROM TestDB" Dim OleDBConn1 As System.Data.OleDb.OleDbConnection = New System.Data.OleDb.OleDbConnection(ConnString) Dim DataSet1 As New DataSet() Dim OleDbDataAdapter1 As System.Data.OleDb.OleDbDataAdapter = New System.Data.OleDb.OleDbDataAdapter(SQLString, OleDBConn1) OleDBConn1.Open() OleDbDataAdapter1.Fill(DataSet1, "TestDB") DataGridView1.DataSource = DataSet1.Tables("TestDB") End Sub
End Class
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Class Form1
Inherits System.Windows.Forms.Form "Form overrides dispose to clean up the component list. <System.Diagnostics.DebuggerNonUserCode()> _ Protected Overrides Sub Dispose(ByVal disposing As Boolean) If disposing AndAlso components IsNot Nothing Then components.Dispose() End If MyBase.Dispose(disposing) End Sub "Required by the Windows Form Designer Private components As System.ruponentModel.IContainer "NOTE: The following procedure is required by the Windows Form Designer "It can be modified using the Windows Form Designer. "Do not modify it using the code editor. <System.Diagnostics.DebuggerStepThrough()> _ Private Sub InitializeComponent() Me.Button1 = New System.Windows.Forms.Button Me.DataGridView1 = New System.Windows.Forms.DataGridView CType(Me.DataGridView1, System.ruponentModel.ISupportInitialize).BeginInit() Me.SuspendLayout() " "Button1 " Me.Button1.Location = New System.Drawing.Point(35, 289) Me.Button1.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) Me.Button1.Name = "Button1" Me.Button1.Size = New System.Drawing.Size(171, 29) Me.Button1.TabIndex = 0 Me.Button1.Text = "Read Access" Me.Button1.UseVisualStyleBackColor = True " "DataGridView1 " Me.DataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize Me.DataGridView1.Location = New System.Drawing.Point(16, 15) Me.DataGridView1.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) Me.DataGridView1.Name = "DataGridView1" Me.DataGridView1.RowTemplate.Height = 23 Me.DataGridView1.Size = New System.Drawing.Size(503, 266) Me.DataGridView1.TabIndex = 1 " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(8.0!, 15.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(535, 332) Me.Controls.Add(Me.DataGridView1) Me.Controls.Add(Me.Button1) Me.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) CType(Me.DataGridView1, System.ruponentModel.ISupportInitialize).EndInit() Me.ResumeLayout(False) End Sub Friend WithEvents Button1 As System.Windows.Forms.Button Friend WithEvents DataGridView1 As System.Windows.Forms.DataGridView
End Class</source>
Read data in SqlServer to DataGridView
<source lang="vbnet">Imports System.Data.SqlClient Imports System.Data Imports System.Windows.Forms public class ReadDataFromSqlServer
public Shared Sub Main Application.Run(New Form1) End Sub
End class Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click ""Dim sConnString As String = "server=vs-lv;uid=sa;pwd=;database=Northwind" Dim ConnString As String = "Data Source=vs-lv;Initial Catalog=Northwind;Integrated Security=True" Dim SQLString As String = "SELECT * FROM Customers" Dim SqlDataAdapter1 As New SqlDataAdapter(SQLString, ConnString) Dim DataSet1 As New DataSet() SqlDataAdapter1.Fill(DataSet1, "Customers") DataGridView1.DataSource = DataSet1.Tables("Customers") End Sub
End Class <Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Class Form1
Inherits System.Windows.Forms.Form "Form overrides dispose to clean up the component list. <System.Diagnostics.DebuggerNonUserCode()> _ Protected Overrides Sub Dispose(ByVal disposing As Boolean) If disposing AndAlso components IsNot Nothing Then components.Dispose() End If MyBase.Dispose(disposing) End Sub "Required by the Windows Form Designer Private components As System.ruponentModel.IContainer "NOTE: The following procedure is required by the Windows Form Designer "It can be modified using the Windows Form Designer. "Do not modify it using the code editor. <System.Diagnostics.DebuggerStepThrough()> _ Private Sub InitializeComponent() Me.Button1 = New System.Windows.Forms.Button Me.DataGridView1 = New System.Windows.Forms.DataGridView CType(Me.DataGridView1, System.ruponentModel.ISupportInitialize).BeginInit() Me.SuspendLayout() " "Button1 " Me.Button1.Location = New System.Drawing.Point(35, 289) Me.Button1.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) Me.Button1.Name = "Button1" Me.Button1.Size = New System.Drawing.Size(229, 29) Me.Button1.TabIndex = 0 Me.Button1.Text = "Read SQL Server 2000" Me.Button1.UseVisualStyleBackColor = True " "DataGridView1 " Me.DataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize Me.DataGridView1.Location = New System.Drawing.Point(16, 15) Me.DataGridView1.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) Me.DataGridView1.Name = "DataGridView1" Me.DataGridView1.RowTemplate.Height = 23 Me.DataGridView1.Size = New System.Drawing.Size(503, 266) Me.DataGridView1.TabIndex = 1 " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(8.0!, 15.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(535, 332) Me.Controls.Add(Me.DataGridView1) Me.Controls.Add(Me.Button1) Me.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4) Me.Name = "Form1" Me.Text = "Form1" CType(Me.DataGridView1, System.ruponentModel.ISupportInitialize).EndInit() Me.ResumeLayout(False) End Sub Friend WithEvents Button1 As System.Windows.Forms.Button Friend WithEvents DataGridView1 As System.Windows.Forms.DataGridView
End Class</source>