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Submitted on: 1/1/2015 6:03:00 PM
By: m.shihipar (from psc cd)  
Level: Beginner
User Rating: By 4 Users
Compatibility: VB.NET
Views: 2593
     Gives a basic knowldge of ADO.NET
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// Name: ado.net
// Description:Gives a basic knowldge of ADO.NET
// By: m.shihipar (from psc cd)

Option Strict Off
Option Explicit On 
Imports System
Imports System.Data.OleDb
 sub whatever()
 Dim myconnection As New OleDbConnection()
 Dim myReader As OleDbDataReader
 Dim cmSQL As OleDbCommand
 Dim strSQL As String
 myconnection.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\ database.mdb;"
 ('or add the database in bin folder of the project and substitute with the following)
myconnection.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=database.mdb;"
strSQL = "SELECT * FROM tablename"
cmSQL = New OleDbCommand(strSQL, myconnection)
myReader = cmSQL.ExecuteReader()
Do While myReader.Read()
Console.WriteLine(vbTab & "{0}" & vbTab & "{1}", myReader.GetInt32(0), myReader.GetString(1))
 Catch Exp As OleDbException
MsgBox(Exp.Message, MsgBoxStyle.Critical, "Oledb Error")
 Catch Exp As Exception
MsgBox(Exp.Message, MsgBoxStyle.Critical, "General Error")
 End Try
 ' Close and Clean up objects
 end sub

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