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!
For problems 1-4, give all candidate keys for the tables with FDs specified. Composite candidate keys must be put in parentheses, and candidate keys must be separated with commas or otherwise clearly specified. For example, "A, B, C" means that there are three candidate keys, but "(ABC)" means that there is one composite candidate key and "(ABC), E" means that there are two candidate keys, the composite of three colums (A B C) plus the single column E. Please be very specific for full credit.
1. What is (are) the candidate key(s) for a table with columns A B C D E F G H I J and the following set of functional dependencies?
A B → J
D → B
J→ C E F G H I
2. What is (are) the candidate key(s) for a table with columns L M N O P Q and the following set of functional dependencies?
L→ M N
O → L P Q
3. What is (are) the candidate key(s) for a table with columns A B C D E F G H I and the following set of functional dependencies?
A → C D E F
E→G H I
6.What is (are) the candidate key(s) for a table with columns M N O P Q R S T U and the following set of functional dependencies?
M →N O P
O P →M
N → Q R S T
Project Description: Need Point of Sale software for pizza restaurant. Delivery and take out service, client's database, inventory control, order history, last order, order from
Fundamentals of Database Management 1. Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? 2. With a necess
draw ER diagram of student entity and course entity where attribute of student entity are student roll, student name, student phone and student address and attribute of course enti
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.
(a) Why did SAP introduce the extended star schema?
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
Explain the utilities which help the DBA to manage the database? Every DBA uses database utilities to maintain and control their databases. But there is a lot of confusion wit
What are the components of storage manager? The storage manager components include a) Authorization and integrity manager b) Transaction manager c) Buffer manager d
Events4Fun is an event management company in Europe with branches in South America as well. The company is well-known for its efficiency, good-quality services, and affordable char
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