mapping net data provider data types to net framework data types
Mapping .NET Data Provider Data Types to .NET Framework Data Types
... Recipe 2.8 Mapping .NET Data Provider Data Types to .NET Framework Data Types Problem You want to convert between .NET provider data types and .NET Framework data types. Solution You need to understand ... specific to the underlying data source or the .NET data provider used to connect to that data source. While the DataReader object for a data source is specific to the .NET data provider used to ... retrieve the data, the values in the DataReader are stored in variables with .NET Framework data types. The .NET Framework data type is inferred from the .NET data provider used to fill the DataSet...
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Oracle Data Provider for .NET Developer''''s Guide
... ORACLE_BASE\ORACLE_HOME\ODP .NET\ Samples directory.Introducing Oracle Data Provider for .NET 1-11Introducing Oracle Data Provider for .NET This chapter introduces Oracle Data Provider for .NET (ODP .NET) , an implementation ... Introducing Oracle Data Provider for .NET Overview of Oracle Data Provider for .NET (ODP .NET) 1-2ODP .NET Assembly 1-2Oracle.DataAccess.Client Classes and Enumerations 1-2Oracle.DataAccess .Types Classes ... implementation of a data provider for the Oracle database.This chapter contains these topics:■Overview of Oracle Data Provider for .NET (ODP .NET) ■ODP .NET Assembly■Using ODP .NET in a Simple...
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Tài liệu Nesting Manual Transactions with the SQL Server .NET Data Provider ppt
... .NET Data Provider Problem You need to create a nested transaction using the SQL Server .NET data provider, but the Begin( ) command that you need is only available with the OLE DB .NET data ... filling a DataTable with the Categories table from the Northwind sample database. The default view of the table is bound to a data grid on the form. Insert Button.Click Inserts user-entered data ... only available with the OLE DB .NET data provider. The SQL Server data provider appears to provide no built-in support for nested transactions. You want to nest transactions when using it. Solution...
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Questions to .NET and Programming in C#
... Value types differ from reference types as___ [2.0] a) data can be stored using value types but not in the reference type. c) variables of the reference types directly contain their data, ... constructor without parameters is called _________. [0.5] a) main constructor c) default constructor b) zero valued constructor d) non-parameterized constructor 64. Static constructor has ... correctly. Questions to .NET and Programming in C# Ver 1.0 1. .NET is said to accelerate the next generation of the Internet [0.5] a) True b) False 2. The unique feature of .NET is the ___________support...
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Questions to .NET and Programming in C#
... It must be assignable to the Exception type. c) It must be assignable to the Error type. b) It must be assignable to the Error type. d) It must be assignable to the Throwable type. ... contains data that ___ [1.5] a) contains set of types that form a logical unit . c) describes how the elements in assembly are related to each other. b) describes the resources to form ... are to be added in the directory created above. To achieve this which of the following are the valid statements that can be added in the space specified in the code above? [2.0] a) Directory...
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Question Bank Introduction to .NET and Programming in C#
... Value types differ from reference types as___ [2.0]a) data can be stored using value types but not in the reference type.c) variables of the reference types directly contain their data, ... variables of the value types store references to objects.b) data in the value type variable is easily accessible.d) variables of the value types directly contain their data, whereas variables ... Question Bank Introduction to .NET and Programming in C# 1. .NET is said to accelerate the next generation of the Internet [0.5]a) True b) False2. The unique feature of .NET is the ___________support...
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Module 4: Using ADO to Access XML Data
... XML Data Island Use XML-aware browsers to process XML data on the client. A common technique is to store the data in an XML data island on the Web page, and bind data controls to the XML data ... Uniform Resource Locator (URL) to the XSL style sheet to be applied. Absolute URL. The complete URL of the XSL style sheet to be applied. Topic Objective To describe how to apply a style ... encapsulate ADO data access code in components that are called by ASP scripts. This section discusses how to use ADO and XML to build Web sites. Topic Objective To introduce the topics in this...
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Binding a Windows DataGrid to Master-Detail Data
... ShipRegion=@ShipRegion, DataViewManager objects. The DataGrid control dynamically reflects any changes made to the data source. If the ReadOnly property of the DataGrid is set to false, the data source ... are made to data in the DataGrid. This automatic update happens when the field being edited changes or when the EndEdit( ) method is called on the data source for the DataGrid. The data object ... bound to the DataGrid is responsible for updating the underlying data source. [ Team LiB ] [ Team LiB ] Recipe 7.12 Binding a Windows DataGrid to Master-Detail Data Problem You need to...
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Module 5: Using HTTP to Access XML Data
... way to publish data without providing direct access to the database. Module 5: Using HTTP to Access XML Data 3 Publishing SQL Server Data over HTTP Retailer Shipping Co.SupplierExtranetIntranetsiteWeb ... might make customer order data available to warehouse employees through an intranet site that publishes data from a SQL Server database. Extranet applications In a business -to- business e-commerce ... Internet. Topic Objective To describe scenarios where data can be published in a virtual directory and accessed by using HTTP. Lead-in The ability to publish data in a SQL Server database...
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Tài liệu Connecting to an ODBC Data Source ppt
... Connecting to an ODBC Data Source Problem You want to access your data source using an ODBC provider from your .NET application. Solution Use the ODBC .NET data provider to access data exposed ... Connect Button.Click Creates an OdbcDataAdapter and uses it to fill a DataTable with the Category table from the Northwind sample database. The default view of the table is bound to a data grid ... System.Configuration; using System .Data; using System .Data. Odbc; // . . . private void connectButton_Click(object sender, System.EventArgs e) { // Create the DataAdapter. String sqlSelect...
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Tài liệu Using the Shape Language to Retrieve Hierarchical Data doc
... parent/child data and associated summary data. The connection string using data shaping is shown here: Provider= MSDataShape ;Data Provider= SQLOLEDB ;Data Source=(local); Initial Catalog=Northwind;Integrated ... This provider supports the Shape language allowing the result set hierarchies to be constructed. Shaping is an alternative to JOIN and GROUP BY syntax that you can use to access parent/child data ... the data reader with a data type of Object that is a DataReader. Hierarchical result sets combine the results for multiple queries into a single structure. They are generated using the Data...
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Tài liệu Introduction to Java:16 Data Transfer pptx
... have to know.10 July 2002 22:23public boolean isDataFlavorSupported(DataFlavor flavor) ★The isDataFlavorSupported() method is returns true if flavor is eitherDataFlavor.stringFlavor or DataFlavor.plainTextFlavor; ... StringSelection MethodsConstructorspublic StringSelection(String data) ★The constructor creates an instance of StringSelection containing data. Youcan use this object to place the data on a clipboard.Miscellaneous ... clipboard.Miscellaneous methodspublic DataFlavor[] getTransferDataFlavors() ★ThegetTransferDataFlavors() method returns a two-element DataFlavorarray consisting of DataFlavor.stringFlavor and DataFlavor.plainTextFla-vor....
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- nesting manual transactions with the sql server net data provider
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- connecting to an odbc data source
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