VB.NET & DataReader()

Author: admin | Posted: 13-06-2010 | Category: VB.NET & ADO.NET

VB.NET & DataAdapter() The DataReader provides a way of reading a forward-only stream of data rows from a data source. This class cannot be inherited.

ShotDev Focus:
- VB.NET & DataReader()

Example

DataReader.aspx

 <%@ Import Namespace="System.Data"%>
<%@ Import Namespace="System.Data.OleDb"%>
<%@ Page Language="VB" %>
<script runat="server">

Dim objConn As System.Data.OleDb.OleDbConnection
Dim objCmd As System.Data.OleDb.OleDbCommand
Dim strConnString As String
strConnString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source="&Server.MapPath("database/mydatabase.mdb")&";Jet OLEDB:Database Password=;"
objConn = New System.Data.OleDb.OleDbConnection(strConnString)
objConn.Open()

Dim strSQL As String
strSQL = "SELECT * FROM customer"

Dim dtReader As System.Data.OleDb.OleDbDataReader
objCmd = New System.Data.OleDb.OleDbCommand(strSQL, objConn)
dtReader = objCmd.ExecuteReader()

'*** DataReader ***'

dtReader.Close()
dtReader = Nothing
objConn.Close()
objConn = Nothing

</script>

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