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Filtering a dataset using dataview

Posted By:satyapriyanayak       Posted Date: May 02, 2013    Points: 40    Category: Visual Studio    URL: http://www.dotnetspark.com  

Filtering a dataset using dataview

Imports System.Data
Imports System.Data.OleDb
Public Class Form1
    Dim ConnectionString As String = System.Configuration.ConfigurationSettings.AppSettings("dsn")
    Dim con As OleDbConnection = New OleDbConnection(ConnectionString)
    Dim com As OleDbCommand
    Dim oledbda As OleDbDataAdapter
    Dim ds As DataSet
    Dim dt As DataTable
    Dim str As String
    Private Sub btnfilterdata_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnfilterdata.Click
            str = "select * from student"
            com = New OleDbCommand(str, con)
            oledbda = New OleDbDataAdapter(com)
            ds = New DataSet
            oledbda.Fill(ds, "student")
            Dim dv As DataView = New DataView(ds.Tables("student"))
            dv.RowFilter = "smarks>70"
            dv.Sort = "smarks asc"
            ListBox1.DataSource = dv
            ListBox1.DisplayMember = "smarks"
        Catch ex As Exception
        End Try
    End Sub
End Class


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