Transactions t1 and t2 are in a deadlock, Database Management System

Evaluate:

a.When transactions T1 and T2 are in a deadlock, one of the transactions will eventually implement to completion and let the other one continue implementation.

b. When an inform to the database takes place, the time of the update, the values of the data previous to and after the update, and the type of lock used are recorded in the transaction log.

c. To restore a database using the instant update approach, both undo and redo operations may be essential, while with the deferred update approach only redo operations are used.

 

Posted Date: 3/20/2013 7:45:17 AM | Location : United States







Related Discussions:- Transactions t1 and t2 are in a deadlock, Assignment Help, Ask Question on Transactions t1 and t2 are in a deadlock, Get Answer, Expert's Help, Transactions t1 and t2 are in a deadlock Discussions

Write discussion on Transactions t1 and t2 are in a deadlock
Your posts are moderated
Related Questions
Defining Internal Classes and Operations When we enlarge algorithms, new classes can be added to the store intermediate results. A complex operation could be looked at, as a c

draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer

When is a transaction rolled back? Any changes that the aborted transaction made to the database must be uncompleted. While the changes caused by an aborted transaction have be

i want to database for online assignment submission system

The Database MySQL scripts cars_for_sale.sql and car_details.sql containing the data to use for this task have been supplied. To complete this task, you need to first create

Event Occurrence of a process is called event. In other words, the object can receive many input instructions. The changes which occur due to these instructions are known as e

Explain the concept of deadlock Yes. It can direct to deadlock. Suppose that a batch of frames arrived correctly and were accepted. Then receiver will advance its window. Now s

Rules Of Data Normalisation  Let us now summarise Normalisation with the help of various clean rules. The following are the necessary rules for the Normalisation process: 1.

Data Fragmentation "Fragmentation includes decomposing the data in relation to non-overlapping component relations". Why do we require fragmenting a relation?

The database application project (DAP) for this assignment consists of the creation of a fully functional Microsoft Access database application for a real client. I recommend you s