building a database driven website in visual studio 2012

... visually create a DataReader object in Visual Studio .NET (VS .NET); you can only create them using program statements. In this section, you'll see how to create a SqlDataReader object and use ... object. For my installation of SQL Server, the password to access the Northwind database is sa, and my ConnectionString property is set to: data source=localhost;initial catalog=Northwind;persist ... keyboard, or select Debug â Start Without Debugging. Figure 9.4 shows the running form. Figure 9.4: The running form Using a DataReader Object in Visual Studio .NET You can't visually...

Ngày tải lên: 07/11/2013, 10:15

Ngày tải lên: 25/01/2014, 05:20

... common tasks—including setting up a VPN server—it is highly likely that someone has already done it and saved a snapshot of their running instance as an Amazon Machine Instance (AMI). That means ... log in. Instead of the old name of <MachineName> \Administrator, we’ll now need to use the login name of <DomainName>\Administrator. For example, my machine is named Gateway and I ... log in with the name Gateway \Administrator. Now, however, I’ve created a domain named dkrdomain.local, so I now have to use the name dkrdomain\Administrator. (Yes, you can leave off the .local...

Ngày tải lên: 17/02/2014, 08:20

... First, all the entries of the database are being read, and the entries with the highest ranks (Parent field in the database) – zeros – are treated as area names. After that children entries are assigned ... provide automatic up dates based on new incoming information in real time. Just imagine some online weather forecast service that receives remote data (in XML format) from a research center and is able ... is done automatically by launching the appropriate scripts. At the second step the administrator should add the new record into mySQL database indicating the name of the XML file and its category...

Ngày tải lên: 07/03/2014, 23:20

... Sidebars Inserting Data into a Table Our database is created and our table is built; all that's left is to put some actual jokes into our database. The command for inserting data into our database ... pass two variables: firstname and lastname . The variables are separated in the query string by an ampersand ( & ). You can pass even more variables by separating each name = value pair from ... complete, Apache will be automatically run at start-up on your system from now on. You're now ready to enhance this server by installing PHP and MySQL! Installing MySQL Apple maintains a fairly...

Ngày tải lên: 07/04/2014, 15:45

... Rows into a DataTable Using OracleDataAdapter 48 Filling a DataTable Using OracleDataReader 51 Retrieving a Single Row of Information Using OracleDataAdapter 52 Working with DataTableReader 54 Populating ... Retrieving data using OracleDataAdapter Working with DataTable and Dataset when ofine (disconnected mode) Using DataTableReader with DataTable Bind variables using OracleParameter Performance ... Caching 76 Multiple Inserts Using Array Binding 78 Creating an Oracle Table Dynamically Using ODP.NET 81 Updating Offline Data to the Database Using OracleDataAdapter 82 Working with OracleCommandBuilder...

Ngày tải lên: 27/06/2014, 06:20

... Sub Manipulating Data in Oracle Using ODP.NET The most common manipulations for any database are inserting or adding, updating, and deleting of data. The fundamental life-cycle of a database ... emp") 'create the dataadapter object Dim adp As New OracleDataAdapter(SQL, cn) 'create the offline datatable Dim ds As New DataSet 'fill the data set with a data table named ... the details of all employees available in the emp tabletable by populating a dataset with only a single data table using OracleDataAdapter: Imports Oracle.DataAccess.Client Public Class Form6 ...

Ngày tải lên: 08/08/2014, 20:21

... ConnectionState.Open Then cn.Close() End If End Try End Sub Manipulating Data in Oracle Using ODP.NET [ 82 ] Updating Offline Data to the Database Using OracleDataAdapter When you use OracleDataAdapter, ... generally ll information into either a dataset or data table. A dataset or data table resides in client memory (ofine) without having any connection to Oracle database. You can make changes ... declared as part of the block and provided with a value using a bind variable :1. The value for the bind variable gets populated using OracleParameter. Bind variables Bind variables and OracleParameter...

Ngày tải lên: 08/08/2014, 20:21

... database. Within the database, we only store the pointers of those les, without affecting the database size. As the les always stay outside the database, they are always automatically made ... information to and receive arrays from Oracle database. Sending an Array to Oracle Database The following package demonstrates the use of the PL/SQL table type to receive an array from an application ... the CLOB information back to the application. Reading a Text File and Uploading as CLOB Now, let us read a text le and upload that information as CLOB into Oracle database. Before going for...

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 08/08/2014, 20:21

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 13/08/2014, 08:20