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What's difference between "Optimistic" and "Pessimistic" locking?
In the pessimistic locking when user wants to update a data it locks the record and till then no one can update data. The Other user's can only view the data when there is a pessimistic locking.
In the optimistic locking many users can open the same record for updating,and hence increases maximum concurrency. The Record is only locked when updating the record. This is the most preferred way of locking practically. In today's time the browser based application is very common and having the pessimistic locking is not a practical solution.
how to check datetime?
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State the differences between the Dispose () and Finalize(). CLR uses the Dispose and Finalize methods to perform garbage collection of run-time objects of .NET applications.
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What is DBCC? The Database Consistency Checker Commands (DBCC) is used to check the logical and physical consistency of the database structure.The DBCC statements can fix and d
What is the use of "Must Inherit" keyword in VB.NET? If you want to create an abstract class in the VB.NET it is done by using the "MustInherit" keyword.You can't create an obj
Project Description: My needs are simple; the application will: - Get the results of a Google search query (The title, URL, the description, time posted) - Apply definite
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