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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 are basic methods of Data adapter? The three most commonly used methods of Dataadapter are as follows:- 1)Fill :- It Executes the SelectCommand to fill the DataSet ob
hooe to run my project
What is assembly? Assemblies are the building blocks of .NET Framework applications; they form the fundamental unit of deployment, version control, reuse, activation scoping, a
Project Description: You require access to a commercial version of the 3CX PBX system in order to be able to program the API You need sufficient technical knowledge about PB
How we get the current culture of the environment in windows and ASP.NET? The "CultureInfo.CurrentCulture" represents the current culture of the environment. For illustrate if
Using the attached XML file (xml_ind.xml) create a XSLT and CSS file for the following information: select the following information for ONLY the cars that cost more than $50,00
What is serialization, how it works in .NET? Serialization is when you persist the state of an object to a storage medium so an exact copy can be re-created at a later stage. S
What is the difference between "DataSet" and "DataReader"? The major differences between "DataSet" and "DataReader" are as follows:- 1)The "DataSet" is a disconnected archit
What are value types and reference types? Value type - bool, byte, chat, decimal, double, enum , float, int, long, sbyte, short, strut, uint, ulong, ushort. Value types are
How do we configure "WebGarden"? The process model configured the "Web garden" settings in the "machine.config" or in the "Web.config" file. The configuration section is named
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