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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 can you raise custom errors from stored procedure? The RAISERROR statements are used to produce an ad hoc error message or to retrieve acustom message which is stored in t
Web application as well as site design & development (.NET) We are interested in retentive the services of a solution provider that will design and implement the presentation la
What does Xml Validating Reader class do? The XmlTextReader class does not validate the contents of an XML source against a schema. The correctness of the XML documents can be
ASP.NET/MSSQL/ MVC completing backend solution + integrating with frontend. Project Description: System is used for tracking company's activities through several projects by
what is Entity-relationship diagram for e-resource planner software
How can you add or remove rows from the DataTable object of DataSet? The DataRowCollection class explains the collection of rows for the DataTable object in a DataSet. The Data
What are the differences between AJAX and JavaScript? The differences among AJAX and JavaScript are given as follows: AJAX sends request to the server and does not wait for
What is the significance of Finalize method in .NET? The .NET Garbage collector does atmost all clean up activity for your objects. But unmanaged resources (like - Windows API
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
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