Question: For incremental logging with immediate updates, a log record for a transaction would contain a. A transaction name, a data item name, and the old

For incremental logging with immediate updates, a log record for a transaction would contain

a. A transaction name, a data item name, and the old and new value of the item
b. A transaction name, a data item name, and the old value of the item
c. A transaction name, a data item name, and the new value of the item
d. A transaction name and a data item name

Step by Step Solution

★★★★★

3.36 Rating (171 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The correct answer is a A transaction name a data item name and the old and new value of the item In... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Fundamentals Of Database Systems Questions!

Would an item with a zero balance be included in a PPS sample? If not, what is the effect of not including the item in the sample?

A data mining routine has been applied to a transaction dataset and has classified records as fraudulent (30 correctly so) and 952 as nonfraudulent (920 correctly so). The decile-wise lift chart for...

Incremental logging with deferred updates implies that the recovery system must a. Store the old value of the updated item in the log b. Store the new value of the updated item in the log c. Store...

c++ program question: DESCRIPTION General Write a program that will maintain bank accounts using a binary search tree. It will also maintain a log file (Log.txt). Initially, the program will input...

Write a program that will maintain bank accounts using a binary search tree. It will also maintain a log file (Log.txt). Initially, the program will input bank accounts from an unordered master file...

Hi I need help with my C++ code. Write a program that will maintain bank accounts using a binary search tree. It will also maintain a log file (Log.txt). Initially, the program will input bank...

DON'T SUMMARIZE JUST PARAGRAPH OF WHAT YOU THOUGHT/LEARNED CHAPTER 13 - The phrase "garbage in, garbage out" highlights the importance of input controls. If the data entered into a system are...

C++ Hello, Im having trouble with this assignment. Any help would be greatly appreciated. The program should be able to update accounts using doubly linked lists. Ive written a chunk of the code...

C++ Hello. Im having trouble with this assignment, the program should be able to update accounts using doubly linked lists. Ive written a complete version of the code myself but it does not run...

Let X1, . . ., Xn be a random sample from an exponential population with parameter . Let Y1, . . ., Yn be the ordered random variables. (a) Show that the sampling distributions of Y1 and Yn are given...

What accounting events lead to the collapse of Enron? Which parts of the independence requirements and ethical framework were compromised during the final audit year? Explain and provide examples....

Refer to the graph above. a. What type of gap exists in this economy? b. What type of fiscal policy is appropriate in this situation? c. List the three variables the government can change to...

Understand the key components of the Patient Protection and Affordable Care Act (ACA)

Assume we need to create codewords that can automatically correct a one-bit error. What should the number of redundant bits (r) be, given the number of bits in the dataword (k)? Remember that the...

What is the difference between a host and an end system? List several different types of end systems. Is a Web server an end system?

The word protocol is often used to describe diplomatic relations. How does Wikipedia describe diplomatic protocol?

Aero Motorcycles is considering opening a new manufacturing facility in Fort Worth to meet the demand for a new line of solar-charged motorcycles (who wants to ride on a cloudy day anyway?) The...

Suppose that you shorted five futures contracts on the euro, receiving a price of 1 . 2 1 6 6 ( day 1 ) . Your broker requires initial margins of $ 1 5 0 0 ? contract and maintenance margins of $ 1 1...

ashley has a major medical health insurance policy with a $2 million lifetime limit. The policy has a $500 calendar year deductible and a 20 percent coinsurance clause. Ashley had outpatient surgery...