... visually create a DataReader object inVisualStudio .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 inVisualStudio .NET You can't visually...
... through the database variable. Encapsulating Data and Defining Overloaded Operators 10-7 Defining a Property Key Points A property has a type and a name, in much the same way as a field. ... or natural technique. For example, providing an array-like syntax may be a better approach when accessing data ina class that stores a collection of data. Similarly, if a class exposes a member ... multivalued, such as an array or a collection. Similarly, an item may contain subelements that you want to provide easy access to. For example, you can think of a string as a set of characters, and...
... commontasks—including setting up a VPN server—it is highly likely that someone has alreadydone 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 nowhave to use the name dkrdomain\Administrator. (Yes, you can leave off the .local...
... First, all the entries of the database are beingread, and the entries with the highest ranks (Parent field in the database) – zeros – are treatedas area names. After that children entries are assigned ... provide automatic up dates based on new incoming information in real time. Just imaginesome online weather forecast service that receives remote data (in XML format) from a researchcenter and is able ... is done automatically by launching the appropriate scripts. At the secondstep the administrator should add the new record into mySQL database indicating the name of theXML file and its category...
... SidebarsInserting Data into a TableOur 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 querystring by an ampersand (&). You can pass even more variables by separating each name=value pairfrom ... 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 MySQLApple maintains a fairly...
... Rows into a DataTable Using OracleDataAdapter 48Filling a DataTable Using OracleDataReader 51Retrieving a Single Row of Information Using OracleDataAdapter 52Working with DataTableReader 54Populating ... Retrieving data using OracleDataAdapterWorking with DataTable and Dataset when ofine (disconnected mode)Using DataTableReader with DataTableBind variables using OracleParameterPerformance ... Caching 76Multiple Inserts Using Array Binding 78Creating an Oracle Table Dynamically Using ODP.NET 81Updating Offline Data to the Database Using OracleDataAdapter 82Working with OracleCommandBuilder...
... documents, making it a floating window.Figure 1-15 Floating a window 30 Microsoft VisualStudio 2010: A Beginner’s GuideFamiliarization with VisualStudio Project Types Visual Studio includes a plethora ... a separate instance, which also means that each Customer instance contains methods 20 Microsoft VisualStudio 2010: A Beginner’s GuideTabbed WindowsAn example of using the Dock As Tabbed ... sophisticated customization, VS exposes an application programming interface (API) for creating add-ins and extensions. Several third-party companies have chosen to integrate their own applications...
... Samples 225Creating VisualStudio Add-Ins 229Add -In Architecture 229Creating a Simple Add -In 230Using the Automation Model 239Going on with Add -In Development 241 Visual Studio Packages in ... 621Axes and Related Chart Elements 623Data Points 630Advanced Chart Manipulation 633Annotations 633Binding Data to Series 638The DataManipulator class 641More Chart Manipulations 648Summary ... Now having a competing platform against Java, after replacing J++, Microsoft no longer created any language running on the JVM. The .NET Framework ’ s Base Class Library was established as a...
... Rows into a DataTable Using OracleDataAdapter 48Filling a DataTable Using OracleDataReader 51Retrieving a Single Row of Information Using OracleDataAdapter 52Working with DataTableReader 54Populating ... DataSet, DataTable, and DataRow etc.Chapter 4 is about inserting, updating, and deleting data in the database. You will also learn about statement caching, array binding, working with ofine ... Caching 76Multiple Inserts Using Array Binding 78Creating an Oracle Table Dynamically Using ODP.NET 81Updating Offline Data to the Database Using OracleDataAdapter 82Working with OracleCommandBuilder...
... of data tables can be grouped into a data set. Apart from grouping, a data set can also maintain ofine relationships (using DataRelation between data tables existing in it).OracleDataAdapter ... Retrieving data using OracleDataAdapterWorking with DataTable and Dataset when ofine (disconnected mode)Using DataTableReader with DataTableBind variables using OracleParameterPerformance ... between ofine data (or a dataset) and Oracle database. Retrieving Data Using OracleDataReader OracleDataReader is simply a read-only and forward-only result set. It works only if the database connection...
... Sub Manipulating Data in Oracle Using ODP.NETThe most common manipulations for any database are inserting or adding, updating, and deleting of data. The fundamental life-cycle of adatabase ... 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.ClientPublic Class Form6...
... ConnectionState.Open Then cn.Close() End If End TryEnd 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 (ofine) 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...