Mega Code Archive
Use Filter to filter Data Table
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Imports System
Imports System.Data
Imports System.Data.SqlClient
public class MainClass
Shared Sub Main()
Dim thisConnection As New SqlConnection("server=(local)\SQLEXPRESS;" & _
"integrated security=sspi;database=MyDatabase")
' Sql Query
Dim sql As String = "SELECT ID, FirstName, LastName FROM Employee"
Try
' Create Data Adapter
Dim da As New SqlDataAdapter
da.SelectCommand = New SqlCommand(sql, thisConnection)
' Create and fill Dataset
Dim ds As New DataSet
da.Fill(ds, "Employee")
' Get the Data Tables Collection
Dim dtc As DataTableCollection = ds.Tables
' Get and Display First Data Table
' 1. Display header
Console.WriteLine("Results From Employee Table")
Console.WriteLine("FirstName".PadRight(25) & " | LastName")
' 2. Set display filter
Dim filter1 As String = "FirstName = 'Joe'"
' 3. Set sort
Dim sort1 As String = "LastName asc"
' 4. Display filtered and sorted data
For Each row As DataRow In dtc("Employee").Select(filter1, sort1)
Console.WriteLine("{0} | {1}", _
row("FirstName").ToString().PadRight(25), _
row("LastName"))
Next
Catch ex As SqlException
' Display error
Console.WriteLine("Error: " & ex.ToString())
Finally
' Close Connection
thisConnection.Close()
Console.WriteLine("Connection Closed")
End Try
End Sub
End Class
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