Tài liệu Updating Server Data Using a Web Service ppt

... [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet. da = new SqlDataAdapter("SELECT ... [ Team LiB ] Recipe 4.11 Updating Server Data Using a Web Service Problem You want to update a data source using an XML web service and use the web service from y...

Ngày tải lên: 24/12/2013, 05:15

... [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet. da = new SqlDataAdapter("SELECT ... [ Team LiB ] Recipe 4.11 Updating Server Data Using a Web Service Problem You want to update a data source using an XML web service and use the web service from yo...

Ngày tải lên: 26/01/2014, 10:20

... considered an archival data resource that stores and distributes primary data, there are hundreds of derivative databases that catalog the data in different ways. For example, CATH (Orengo et al., ... 2003) and again to try to predict these. There are specialty databases such as the Nucleic Acid Database (Berman et al., 1992) and the HIV Protease Structural Database (Ravichandran et al.,...

Ngày tải lên: 16/02/2014, 11:20

... [WebMethod] public DataSet LoadOrders( ) { DataSet ds = new DataSet( ); SqlDataAdapter da; // Fill the Order table and add it to the DataSet. da = new SqlDataAdapter("SELECT ... [ Team LiB ] Recipe 2.5 Using a Web Service as a Data Source Problem You want to use a web service as the data source for a client application. Solution Create a w...

Ngày tải lên: 21/01/2014, 11:20

... Using a Web Service In this section, you'll see how to use a Web service in a Windows application. Start VS .NET and select File ➣ New ➣ Project. Create a new Windows application named ... application named UseWebServiceInWindows. Drag a DataGrid, TextBox, and Button control to your form. Set the Name property of your DataGrid to customersDataGrid. Set the Name...

Ngày tải lên: 14/12/2013, 22:15

... OleDb.OleDbDataAdapter Dim dtDisplay As New DataTable() Try ' Take the txtSQLString text and create a data table. Then set the ' data source of the data grid. odaDisplay = ... add a data- driven query tool to your ASP.NET application. When creating database applications, even on the Web, one of your clients inevitably wants to be able to examine the da...

Ngày tải lên: 26/01/2014, 11:20

... Order Details tables from Northwind and a DataRelation between those tables. UpdateOrders( ) Takes a DataSet argument containing the changes made to the DataSet created by the LoadOrders( ... SQL_CONNECTIONSTRING); DataTable orderDetailTable = new DataTable(ORDERDETAILS_TABLE); da.FillSchema(orderDetailTable, SchemaType.Source); da.Fill(orderDetailTable); ds.Tables.Add(order...

Ngày tải lên: 17/10/2013, 20:15

... a longer wire,” a Web service can be thought of as a component with a truly global reach. Web services use a standard, accepted, and well-understood protocol called HTTP to transmit data, and ... for a Web server to be able to re-route a Web service request to one of a number of servers. For example, many scalable systems make use of load-balancing; requests...

Ngày tải lên: 15/12/2013, 00:15

... [ Team LiB ] Recipe 2.1 Retrieving Hierarchical Data into a DataSet Problem You want to fill a DataSet with parent and related child data, even if the DataSet already has a schema that ... System.EventArgs e) { // Remove all data from the DataSet and refresh the grid. ds.Clear( ); dataGrid.Refresh( ); // Create parent and child data adapters. SqlDataAdapter d...

Ngày tải lên: 24/12/2013, 05:15

... screen will also get populated with data. Try entering a temperature that falls outside the acceptable range, and you'll see that the filter if/else if statement catches and replaces it with ... statement that acts as a data filter. It says that if the value the user inputs (temperature_txt.text) is greater than the value of boilingPoint (which is 212), the user-input value wi...

Ngày tải lên: 24/12/2013, 07:17