What do you understand by the term undo-type and redo-type, Ask an Expert

Programming

problem 1:

Discuss and illustrate out the dissimilar kinds of transaction failures. What do you understand by catastrophic failure?

problem 2:

Discuss and illustrate out the actions which are taken by the read_item and prepare_item operations on the database.

problem 3:

What is the system log employed for? What are the typical types of entries in the system log? What are checkpoints, and why are they significant?

problem 4:

What are transaction commit points, and why are they significant?

problem 5:

How are caching and buffering methods employed by recovery subsystem?

problem 6:

What are the before image (BFIM) and after image (AFIM) of the data item? What is the differentiation between in-place updating and shadowing, with respect to their handling of the BFIM and AFIM?

problem 7:

What do you understand by the term UNDO-type and REDO-type log entries?

problem 8:

Illustrate out the prepare-ahead logging protocol.

View complete question

DBMS, Programming

Category:- DBMS
Reference No.:- M98870

Have any Question?Write your Review or question?

Related Questions in DBMS

Question suppose we have two kinds of doctors hospital

Question : Suppose we have two kinds of doctors: hospital doctors and family physicians. In addition to the doctor's id number, name, specialty, and years of experience, we want to record the hospital name for the hospit ...

Sqlquery 1 how many products have standard price less than

SQL Query 1. How many products have standard price less than 1000? Query 2: Display all attributes for products made of "Cherry" from Product table w/o referring to column names. Query 3: Display all product names having ...

Assignment question - write and run sql statements to

Assignment Question - Write and run SQL statements to complete the following tasks Part A - DML 1. Locate the record in the vendor table that does not have a value for the attribute V_STATE 2. Find the customers whose ba ...

Question 1 unified communications system eg email

Question: 1. Unified Communications System (e.g., email, conferencing, and messaging) - The local area network is slower than needed, especially for newer, cloud-based applications. The email system needs refurbishment a ...

This assignment is a continuation of this solution the case

This assignment is a continuation of this solution The case study company has received the first report from its enterprise content management (ECM) consultant and now has a documented list of major content requirements ...

Sqlwrite a select statement that returns three columns from

SQL Write a SELECT statement that returns three columns from the Vendors table: VendorContactFName, VendorContactLName, and VendorName. Sort the result set by last name, then by first name.

In this section the student is required to develop a

In this section, the student is required to develop a technical debate based on his/her understanding using available scientific literature. The answer to this question should not exceed three A4 Pages. In the traditiona ...

Questionsuppose a prolog database exists that gives

Question: Suppose a Prolog database exists that gives information about states and capital cities. Some cities are big, others small. Some states are eastern, others are western. a. Write a query to find all the small ca ...

The relation memberstudentid organizationid roleid stores

The relation Member(StudentId, OrganizationId, RoleId) stores the membership information of student joining organization. For example, ('S1', 'O2', 'R3') indicates that student with Id 'S1' joined the organization with i ...

Need an expert in the fields of system design to handle

Need an expert in the fields of system design to handle this project This is a system analysis and design project, not a research project. Refer to the list of deliverables in the instructions in the assignment to make s ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask DBMS Expert