fillschema.aspx

来自「asp.net技术内幕的书配源码」· ASPX 代码 · 共 38 行

ASPX
38
字号
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.SqlClient" %>

<script runat=server>
void Page_Load(Object sender , EventArgs e) 
{
	DataSet dstProducts;
	SqlConnection conNorthwind;
	SqlDataAdapter dadProducts;
	DataTable dtblProducts;
	 
	// Retrieve Schema Information
	dstProducts = new DataSet();
	conNorthwind = new SqlConnection( @"Server=localhost;Integrated Security=SSPI;Database=Northwind" );
	dadProducts = new SqlDataAdapter( "Select * From Products", conNorthwind );
	dadProducts.FillSchema( dstProducts, SchemaType.Mapped, "Products" );

	// Display Primary Keys
	dtblProducts = dstProducts.Tables[ "Products" ];
	foreach (DataColumn dcolPrimaryKey in dtblProducts.PrimaryKey)
	{
		lblPrimaryKeys.Text = "<li>" + dcolPrimaryKey.ColumnName;
	} 
}
</Script>

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

<asp:Label
  ID="lblPrimaryKeys"
  Runat="Server" />

</body>
</html>

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