generating xml from a database using php

Ngày tải lên: 20/08/2013, 15:08

... required tasks: 1. Create a web page that outputs a binary stream containing the image from the database. 2. Create a SQL statement to retrieve the required image from the database and retrieve ... display an image from a database column in an ASP.NET control. Solution Fill an ASP.NET Image control from a database field by pointing the ImageUrl property of an Image control to a web page ... the image using a DataReader. A DataTable or DataSet filled using a DataAdapter can also be used. 3. Set the ContentType property of the HttpResponse object to the MIME type of the image in...

Ngày tải lên: 28/10/2013, 18:15

... using System.IO; using System.Data; using System.Data.SqlClient; private DataSet ds; private SqlDataAdapter da; private BindingManagerBase bm; // . . . private void DisplayDatabaseImageForm_Load(object ... object within the data source, such as a row in a DataTable. The BindingContext class is used to instantiate a BindingManagerBase object and either a CurrencyManager or PropertyManager object is ... handlers: Form.Load Sets up the sample by filling a DataTable within a DataSet with the Employees table from the Northwind sample database. The EmployeeID, LastName, and FirstName fields are bound...

Ngày tải lên: 28/10/2013, 18:15

... Data from a Database ! Lab 1.1: Retrieving Data from a Database ! Demonstration: Creating a Details Results Page ! Lab 1.2: Creating a Details Results Page ! Review Data-driven Web sites are ... information in a database on your pages, you need to create a database connection. FrontPage helps you establish a database connection by using the Database Results Wizard. The Database Results ... the database to the current Web and establishing a connection with a database by using the Database Results Wizard. The procedure for displaying data from a database by specifying the rows and...

Ngày tải lên: 11/12/2013, 14:15

... it again. The DataSet in this case is referred to as a disconnected DataSet as it doesn't maintain an active connection to the database. Disconnected DataSet objects act as a data cache ... in applications. You can modify the data in the DataSet, and later reopen the connection and send the changes back to the database. You can manually open a connection to a database by creating ... time. Instead, a better approach is to connect to the database, fetch the data into a DataSet object, and then disconnect again. The user can browse the data in the DataSet and make any changes...

Ngày tải lên: 15/12/2013, 00:15

... a database table and subsequently read it into an XmlDocument using the LoadXml( ) method. Standard database access techniques using a DataAdapter and DataTable are used. [ Team LiB ] ... System; using System.Configuration; using System.Windows.Forms; using System.IO; using System .Xml; using System.Data; using System.Data.SqlClient; private DataTable dt; private SqlDataAdapter ... sampleXmlButton_Click(object sender, System.EventArgs e) { DataSet ds = new DataSet( ); // Fill the Categories table and add it to the DataSet. SqlDataAdapter da = new SqlDataAdapter("SELECT...

Ngày tải lên: 24/12/2013, 05:15

Ngày tải lên: 25/01/2014, 05:20

Ngày tải lên: 31/03/2014, 04:20

Ngày tải lên: 20/08/2013, 15:35

Ngày tải lên: 05/09/2013, 16:11

... push changes made in a DataSet to the database in Chapter 11. You can drag a table from a SQL Server database onto your form and have the SqlConnection and SqlDataAdapter objects created in one ... create a DataSet object. You use a DataSet object to a store local copy of the information stored in the database. A DataSet object can represent database structures such as tables, rows, and ... DataGrid Control to Access a Database In this section, you'll learn how to use a DataGrid control to access the rows in a database table. Follow these steps to create a DataGrid using VS .NET:...

Ngày tải lên: 07/11/2013, 10:15

... command from a workstation. • Learn to use the Trace Route (tracert) command from a workstation. • Observe name resolution occurrences using WINS and/or DNS servers. Background This lab assumes ... Step 12 Trace a local host name or IP address Try using the tracert command with a local host name or IP address. It should not take long because the trace does not pass through any routers. ... network and the packet was forwarded through. Step 11 Trace other IP addresses or domain names Try tracert on other domain names or IP addresses and record the results. An example is tracert...

Ngày tải lên: 11/12/2013, 13:15

... from the Database You can get a DataAdapter object to call stored procedures to add, modify, and remove rows from the database. These procedures are called instead of the INSERT, UPDATE, and ... Northwind database. • Set up a DataAdapter to call the stored procedures. • Add, modify, and remove a DataRow to from a DataTable. The C# methods shown in this section follow the same steps as ... DELETE statements you've seen how to set in a DataAdapter object's InsertCommand, UpdateCommand, and DeleteCommand properties. The ability to call stored procedures using a DataAdapter...

Ngày tải lên: 14/12/2013, 13:15

... following method, named AddDataRow(), uses those steps to add a new row to a DataTable: public static int AddDataRow( DataTable myDataTable, SqlDataAdapter mySqlDataAdapter, SqlConnection ... the AddDataRow() method. The output from AddDataRow() and its call to DisplayDataRow() are as follows: In AddDataRow() Calling myDataTable.NewRow() myNewDataRow.RowState = Detached Calling ... mySqlDataAdapter.DeleteCommand = myDeleteCommand; This completes the setup of the DataAdapter object. Adding a DataRow to a DataTable In this section, you'll learn how to add a DataRow to a...

Ngày tải lên: 14/12/2013, 13:15

... SqlXmlAdapter class. Table 8-9. SqlXmlAdapter methods Method Description Fill Fills a DataSet with the XML data retrieved from the SQL Server database Update Updates the SQL Server database ... the DataSet. DataSet ds = new DataSet( ); // Create the SQL XML DataAdapter. SqlXmlAdapter da = new SqlXmlAdapter(cmd); // Fill the DataSet. try { da.Fill(ds); } catch(Exception ... <sql:param> tag with the name attribute used to specify the parameter name and the parameter default value optionally specified between the <sql:param> and <sql:param> tags. Parameter...

Ngày tải lên: 21/01/2014, 11:20

Ngày tải lên: 26/01/2014, 10:20