Select top 5 Records in data table : Database Reader « Database ADO.net « VB.Net

Home
VB.Net
1.2D
2.Application
3.Class
4.Data Structure
5.Data Types
6.Database ADO.net
7.Development
8.Event
9.File Directory
10.Generics
11.GUI
12.Language Basics
13.LINQ
14.Network Remote
15.Security
16.Thread
17.Windows Presentation Foundation
18.Windows System
19.XML
20.XML LINQ
VB.Net Tutorial
VB.Net by API
VB.Net » Database ADO.net » Database ReaderScreenshots 
Select top 5 Records in data table
Select top 5 Records in data table
 
Imports System
Imports System.Collections
Imports System.Data
Imports System.IO
Imports System.Xml.Serialization
Imports System.Xml
Imports System.Windows.Forms
Imports System.Data.SqlClient


Public Class MainClass
    Shared Dim WithEvents con As SqlConnection

    Shared Sub Main()
        con = New SqlConnection("Server=(local)\SQLEXPRESS;Initial Catalog=MyDatabase;Integrated Security=SSPI"

        Dim cmd As New SqlCommand()
        cmd.CommandText = "SELECT TOP 5 FirstName, LastName FROM Employee"
        cmd.Connection = con

        Try
            con.Open()

            Dim reader As SqlDataReader = cmd.ExecuteReader()
            While reader.Read()
                Console.WriteLine_
                       "{0} - {1}", reader.GetString(0), reader.GetString(1))
            End While
            reader.Close()
        Finally
            con.Close()
        End Try
    End Sub

    Shared Sub con_StateChange(ByVal Sender As Object, _
                 ByVal E As StateChangeEventArgsHandles con.StateChange
        Console.WriteLine_
                   "{0} - {1}""ConnectionState", E.CurrentState.ToString())
    End Sub
End Class
           
         
  
Related examples in the same category
1.Use SqlDataReader to read a single row of dataUse SqlDataReader to read a single row of data
2.Execute Reader Example
3.Execute Scalar Example
4.Execute the command and retrieve and XmlReader to access the results
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.