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!
How is the database organised in Oracle?
Database organized within Oracle in terms of table and table holds attributes and values.
A database consists of one or more logical units known as table spaces. Each table space within turn, consists of one or more physical structures known as data files. These might be either, files managed through the operating system or raw devices.
Oracle database consists of subsequent table spaces.
(i) System (ii) Table spaces to store user data (iii) Temporary table spaces.
The space in table space is separated into units, called segments, that each contains data for a specific data structure. These are four kinds of segments:
(i) Data segments (ii) Index segments (iii) Temporary segments (iv) Rollback segments
What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
Describe how you can simplify Operations. To simplify operation, one should use inheritance, where possible to use, to reduce the quantity of distinct operations. Introduce new
Explain the Check Clause The CHECK clause is employed to at the end of a CREATE TABLE statement specify table constraints. This is known as table-based constraint because it ap
#what is cursor its uses ? Explain it
what do you mean by consistency in rdbms?
There are two major types of fragmentation: Horizontal& Vertical. Horizontal fragments, as the name suggests are subsets of tuples and vertical fragments are subsets of attributes
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
What is object containment? References among objects can be used to model dissimilar real-world concepts.
How to define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a
In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
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