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

Project on ASP .NET MVC 5, I am looking for a project which is based on ASP...

I am looking for a project which is based on ASP.NET MVC 5.Could you please help me ?

Stub cables, Stub cables: The stub cables are for bi-directional data m...

Stub cables: The stub cables are for bi-directional data movement between LRU and current mode coupler.  The stub cables also supply power from the LRUs to the current couplers

Explain any five different types of computers, Question 1 Explain any five...

Question 1 Explain any five different types of computers Question 2 Describe Bus Type LAN. Its disadvantages and advantages and examples Question 3 Describe the

Analogue to digital converter, Analogue to digital converter: In an ADC...

Analogue to digital converter: In an ADC a range of input values must correspond to a unique digital word.  The type of code used depends on the system but here only binary cod

Third generation of computers, THE THIRD GENERATION (1966-1975) ...

THE THIRD GENERATION (1966-1975) The introduction of IBM-360 series of computers in 1965 marked the beginning of this generation. The transistors were replaced by solid

Data communication & net centric computing, Suppose there are exactly five ...

Suppose there are exactly five packet switches (Figure 4) between a sending host and a receiving host connected by a virtual circuit line (shown as dotted line in figure 4). The tr

Function, write a function named "location_of_largest"that takes as its arg...

write a function named "location_of_largest"that takes as its arguments the following:(1) an array of integer values

Technology partnerships, Technology Partnerships: Such agreements prov...

Technology Partnerships: Such agreements provide the consumer un-limited access to vendor's technology. Such contracts are typically multi-year in nature where the consumer pa

Write Your Message!

Captcha
Free Assignment Quote

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd