VB.Net/Database ADO.net/Fill DataSet — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 12:44, 26 мая 2010
Fill data into DateSet
Imports System
Imports System.Collections
Imports System.Data
Imports System.IO
Imports System.Xml.Serialization
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")
" Create the command object
Dim str As String = "SELECT ID, FirstName, LastName FROM Employee"
Dim cmd As New SqlCommand(str, con)
Dim da As New SqlDataAdapter(cmd)
Dim ds As New DataSet()
da.Fill(ds, "Employee")
Dim dc As DataColumn
For Each dc In ds.Tables(0).Columns
Console.Write("{0,15}", dc.ColumnName)
Next
Console.Write(vbCrLf)
Dim dr As DataRow
For Each dr In ds.Tables(0).Rows
Dim i As Integer
For i = 1 To ds.Tables(0).Columns.Count
Console.Write("{0,15}", dr(i - 1))
Next i
Console.Write(vbCrLf)
Next
End Sub
End Class