Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Importance Of File Organisation In Database
To execute a database efficiently, there are various design tradeoffs needed. One of the most vital ones is the file Organisation. For instance, if there were to be an application that need only sequential batch processing, then the use of indexing methods would be pointless and wasteful.
There are various important consequences of an inappropriate file Organisation being used in a database. Therefore using replication would be wasteful of space besides posing the trouble of inconsistency in the data. The wrong file Organisation can also-
Needless to say, these could have a lot of undesirable consequences at the user level, such as making some applications impractical.
a) Suppose we updated the catalog tables in real time, that is, after every update, insert, or delete SQL statement were executed-rather than only running RUNSTATS once every few
what is attribute is attribute inheritance in dbms?
What are shortcomings in structured approach? Structured methodology treats data and their behaviours separately, and this makes it harder to isolate changes. If changes are re
for the following business rules . Identify all entities, attributes, relationships, primary keys, cardinalities and constraints where appropriate 3. (9) An art museum owns a larg
Explain the uses of deadlock It will lead to deadlock since this is the only place where incoming acknowledgements are processed. Without this code, sender will keep timing ou
Is it mandatory to declare all the tables in Report by the key word tables for all the tables that exist in the structure of LDB, and are being explained in the Database part of LD
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
Complete replication: It implies maintaining of a whole copy of the database at every site. Thus, the reliability & availability and performance for query response are maximized.
List the internal controls that should be in effect solely because a EDP system is employed, classifing them as (1) Those controls pertaining to input of information and (2) All ot
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!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd