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!
Consider the relations given below Borrower (id_no, name)Book (accno., title, author, borrower_idno) (a) Define the above relations as tables in SQL forming real world assumptions about the kind of the fields. Define the primary keys and the foreign keys. (b) For the above relations answer the subsequent queries in SQL What are the titles of the books borrowed through the borrower whose id-no in 365.(i) Find out the numbers and names of borrowers who have borrowed books on DBMS in ascending order in id_no.(ii) List the names of borrowers who have borrowed at least two books.
a) Create table Book (Accno int Primary Key, title char(30), author char(30), borrow-idno int references Borrower_id.no ); Create table borrower (id-no int Primary Key, name char(30) ); b) (i) Select title from Book, Borrower where Borrower.id_no =Book.borrower-idno and borrower.id_no = 365 (ii) Select id_no, name from Borrower, Book where Borrower.id_no= Book.borrower_idno and title= ‘DBMS' order by id_no asc; (iii) Select name from Borrower, Book where Borrower.id_no = book.borrower_id_no having count (*) > 2
Defining Internal Classes and Operations When we enlarge algorithms, new classes can be added to the store intermediate results. A complex operation could be looked at, as a c
how many types of data model in DBMS? explain data abstraction with its different level
Question 1 Discuss about second normal form and third normal form Question 2 Write short note on 1) Data Manipulation Language 2) Data Definition La
One-to-one relationship: For every 1:1 relationship type R in the ER diagram including two entities E1 and E2 we take one of entities (say E1) preferably with total participatio
A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
Clustering Indexes It may be an excellent idea to keep data of the students in the order of the programme they have registered as most of the data file accesses may need studen
Question : (a) Differentiate between database integrity and database security (b) Database security involves measures to avoid loss of privacy and loss of confidentiality. D
What is a value? A data value is used for identity. This form of identity is used in relational systems.eg: The primary key value of a tuple recognize the tuple.
Data slice explanation
What is E-R model? This data model is based on real world that having of basic objects called entities and of relationship between these objects. Entities are explained in a da
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