📄 sqlquerytool.aspx

📁 asp.net技术内幕的书配源码

💻 ASPX

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<%@ Import Namespace="System.Data.SqlClient" %>

<Script Runat="Server">

Sub Button_Click( s As Object, e As EventArgs )
  Dim conPubs As SqlConnection
  Dim cmdSelect As SqlCommand
  Dim dtrResults As SqlDataReader
  Dim intField As Integer

  conPubs = New SqlConnection( "Server=localhost;uid=sa;pwd=secret;database=pubs" )
  conPubs.Open()
  cmdSelect = New SqlCommand( txtQuery.Text, conPubs )
  dtrResults = cmdSelect.ExecuteReader()
  txtResults.Text = ""
  While dtrResults.Read()
    txtResults.Text &= vbNewLine
    For intField = 0 To dtrResults.FieldCount - 1
      txtResults.Text &= dtrResults( intField ).ToString().PadRight( 15 )
    Next
  End While
  dtrResults.Close()
  conPubs.Close()
End Sub

</Script>

<html>
<head><title>SqlQueryTool.aspx</title></head>
<body>

<form Runat="Server">

<asp:TextBox
  ID="txtQuery"
  TextMode="MultiLine"
  Columns="80"
  Rows="4"
  Runat="Server" />
<br>
<asp:Button
  Text="Execute Query"
  OnClick="Button_Click"
  Runat="Server" />
<p>
<asp:TextBox
  ID="txtResults"
  TextMode="MultiLine"
  Columns="80"
  Rows="15"
  Wrap="False"
  ReadOnly="True"
  Runat="Server" />

</form>
</body>
</html>

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