PROFESSIONAL ADO NET 2 PROGRAMMING WITH SQL SERVER

however, this sequence was much simpler. Developers could just create a command object directly, pass- ing in the connection information and executing it. For simplicity and best practice, most developers would still create a separate command object, but for the first time the object could stand[r]

End Sub
Catching SqlConnection Exceptions
When you’re perform ing database work, there are lots of opport unit ies for run- tim e errors. You can catch the except ions associated wit h these errors and respond appropriately (even if only to convey t he exception m essage to the user and avo[r]

statem ent for t he Chapter05 database. By checking t he
I NFORMATI ON_SCHEMA.ROUTI NES views, the script can detect whether a prior version of the udfOneHigherThanMax UDF exists in the Chapt er05 database. I f one already exists, the script rem oves it wit h t he DROP FUNCTI ON statem ent[r]

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Hình 5-1 Mô hình truy cập dữ liệu tổng quát trong ADO.NET 5.1.2. Connection
Để kết nối đến một CSDL ta sử dụng đối tượng Connection. Đối với mỗi loại CSDL, .NET thiết kế một lớp Connection cụ thể. Chẳng hạn, với CSDL MS SQL Server thì có SqlConnec[r]

End Function
More on Populating Controls w ith W eb Services
This section drills deeper into building Web services with t he SQL Server 2000 Web Services Toolkit and client applications with Visual Studio .NET. I n particular, the em phasis is on populating co[r]

SQL Server returns error 266 if a stored procedure exits with a transaction count that is not the same as when the stored procedure was entered. The count is returned by the function @@TRANCOUNT. The error simply sends a message to the client and does not affect execution of[r]

To learn how to perform a bulk operation using ADO in Visual Basic .NET, see this simple Update SQL statement, shown here:
Update Orders Set ShippedDate = DeliveryDate+1
This statement adds a day to the date in the ShippedDate column for all the records in the Orders table[r]

ADO.NET is an umbrella label applied to the .NET functionality that supports connections to a variety of data sources. Classes within this library supply the programmatic capability to create, maintain, dispose of, and execute actions against a database.
For developers, Micros[r]

TRANG 1 C# AND .NET FRAMEWORK C# AND .NET FRAMEWORK PROGRAMMING WITH PROGRAMMING WITH MICROSOFT MICROSOFT .NET.NET Đo Đoààn Quang Minhn Quang Minh minhdqtt@gmail.com TRANG 2 N NỘỘI DUNG [r]

Question 1 of 20
0.0 5.0 Points
Permistic concurency means
A. ...... control works on the assumption that resource conflicts between multiple users are unlikely (but not impossible), and allows transactions to execute without locking any resources. Only when attempting to change data are resource[r]

Now we come to the serious competition: Oracle and Sybase. Oracle is seen as perhaps the market leader in the database community, and it has an extremely large user base. There is no denying it is a great product to work with, if somewhat more complex to install and administer than SQL

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