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

Algorithmic, define it #Minimum 100 words accepted#

define it #Minimum 100 words accepted#

Uninformed search strategies, Uninformed Search Strategies: To be able ...

Uninformed Search Strategies: To be able to undertake a regular search, our entire agent ought to know is the starting state, the possible operators and how to check whether th

Unix/linux, I need someone to help me with my Unix/Linux homework.

I need someone to help me with my Unix/Linux homework.

Search strategies, Search strategies are evaluated along four main dimensio...

Search strategies are evaluated along four main dimensions. Name those dimensions and briefly describe each one

Ricochet wireless data network, The Internet is replete with great success ...

The Internet is replete with great success stories and sad failures. While it is always nice to hear about the successes, more can probably be learned from the failures. In this ca

Introduction to FCB , There are two kinds of FCB, the normal, whose length...

There are two kinds of FCB, the normal, whose length is 37 bytes and the expanded one of 44 bytes. The FCB is created of data given by the programmer and by data which it takes dir

Computer in education, What is CAI ? Explain it''s pitfalls.

What is CAI ? Explain it''s pitfalls.

Software, Software Computer cannot be used without a software in...

Software Computer cannot be used without a software in it. It is the software which gives instructions to the hardware of the computer so as to work all devices in tande

Operating system., assignments of bca 1st yaer

assignments of bca 1st yaer

Access database, 1.Add a Validation Rule for Date of Birth so no one under ...

1.Add a Validation Rule for Date of Birth so no one under the age of 18 can be added to the table. Hint: subtract the DOB from today''s date and divide by 365.25 (watch the parenth

Write Your Message!

Name

Email id

Message

Verfication Code

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

User Account

All Pages