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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.
What is the difference between the Take and Skip clauses? The Take clause returns a specified number of elements. For instance, you can use the Take clause to return two values
what is assembly
Manifest Assembly metadata is always stored in the Manifest. Manifest consists of all metadata required to do the following things: 1) Version of assembly 2) Security ident
What are indexes? The Indexes in the SQL Server are similar to the indexes in books. They help SQL Server to retrieve the data quickly.These are classified into clustered and n
I need .net expert help for Advance Project First let me start by saying that I have been writing code for almost 25 years. Therefore I am only looking for someone to aid advanc
Briefly explain how server form post-back works ? Post Back: The process in which a Web page sends data back to the similar page on the server. View State : View State i
What is LOCK escalation? The Lock escalation is the process of converting of the low level locks (such as row locks, page locks) into the higher level locks (such as table lock
EMR ONC MU2 CERTIFICATION Project Description: We are looking for someone with experience in EMR MU2 certification per ONC needs. If you have experience and participate in
What is Full Trust? Your code is permitted to do anything in the framework, meaning that all (.Net) permissions are granted. The GAC has Full Trust because it's on the local HD
What is the relationship between a class and an object? A class acts as a blue-print that explains the properties, states, and behaviors that are common to a number of objects.
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