Consistency or data in dbms, computer science, Basic Computer Science

Assignment Help:

Consistency or data in DBMS

Consistency - data in DBMS(Database) is accurate in modeling real world, follows integrity constraints
User may ensure transaction consistent by itself
If DBMS is consistent before transaction then it will be after also.

System checks ICs & if they fail, the transaction rolls back (example is aborted).
DBMS enforces some Ics or depending on the ICs declared in CREATE TABLE statements.
DBMS does not understand the semantics of the data.

Related Discussions:- Consistency or data in dbms, computer science

What is i-node number, Question 1 Bring out the advantages of Linux Ope...

Question 1 Bring out the advantages of Linux Operating systems Question 2 Match the Symbols with their respective file types Symbol File N

The gigo principle, The GIGO Principle : This is a simple principle with a...

The GIGO Principle : This is a simple principle with a clear message and universal application - Garbage In - Garbage out! Always try and enter any data in the form you want to

Artificial intelligence research, Artificial Intelligence research: Art...

Artificial Intelligence research: Artificial Intelligence research may be describe in terms of how the following question has been answered: "How are we going to get a comp

]c language, ehat is header file

ehat is header file

What is atm cell, Header contains routing and error control information Pay...

Header contains routing and error control information Payload carries the actual user information, either voice, data or video

Flowcharts, flowchart that display yhe students average scores for 3 quizze...

flowchart that display yhe students average scores for 3 quizzes.Assume that there are 3 sections having 5 student each.Valid number is 1-100 for the quizzes.Enter an invalid numbe

Why learning of Assembly language is beneficial?, The first reason to work ...

The first reason to work with assembler is that it offers the opportunity of knowing more the operation of your PC, which permits the development of software in a more constant man

Block diagram of digital computer, Block diagram of digital computer: ...

Block diagram of digital computer: The general pattern of computer architecture has remained unchanged over the last four decades or so. It has a single processor, which accep

Ms word, what is ms words in parts ms words in life?

what is ms words in parts ms words in life?

Define Twisted Pair Cables , Twisted pair cables comes in two appearance :...

Twisted pair cables comes in two appearance : Unshielded twisted pair cable : UTP : UTP cables is the most common types of telecommunication medium used today. Its frequency range

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages