Define multivalued dependency what do understand by, Ask an Expert

Programming

Define multivalued dependency. What do understand by trivial multivalued dependency?

Ans: A multivalued dependency is a full constraint among two sets of attributes in a relation. It is differ to the functional dependency, the multivalued dependency needs that certain tuples be present in a relation. Hence, a multivalued dependency is a unique case of tuple-generating dependency. The multivalued dependency plays an important role in the 4NF database normalization.

An MVD X→→Y in R is known as a trivial MVD if (a) Y is a subset of X or (b) X U Y = R

View complete question

DBMS, Programming

Category:- DBMS
Reference No.:- M9543378

Have any Question?Write your Review or question?

Related Questions in DBMS

You are responsible for keeping track of meal expenses for

You are responsible for keeping track of meal expenses for ten employees while at a business lunch to which your employer has invited you to attend. Write an algorithm that inputs the lunch costs for each the ten employe ...

Real time analytics - data analytics assignment -this is a

Real Time Analytics - Data Analytics Assignment - This is a business analytics project aimed at generating innovative analytics solutions for a Global Food Consulting firm working in the area of Animal agriculture and fa ...

In this section the student is required to develop a

In this section, the student is required to develop a technical debate based on his/her understanding using available scientific literature. The answer to this question should not exceed three A4 Pages. In the traditiona ...

Question find at least two academic sources that describe

Question: Find at least two academic sources that describe the movement of Enterprise resource planning (ERP) activities to the cloud. Discuss the types of ERP activities that can be conducted in the cloud and the pros a ...

Assignmenta restaurant is designing a database to keep

Assignment A restaurant is designing a database to keep track of customer services. A customer is defined as a customer ID, name, address and a telephone number. Customers are served by employees. Each employee is define ...

A schools office of the registrar maintains data about the

A School's office of the registrar maintains data about the following entities: a) courses (including course number, title, credits, syllabus and prerequisites), b) course offerings (including course number, year, semest ...

This assignment is a continuation of this solution the case

This assignment is a continuation of this solution The case study company has received the first report from its enterprise content management (ECM) consultant and now has a documented list of major content requirements ...

Answer the following question explain the difference

Answer the following Question : Explain the difference between a database management system (DBMS) and a database. Are Microsoft Access, SQL Server, and Oracle examples of databases or database management systems (DBMS)?

Sql injection on a searchthe way search performs its task

SQL injection on a search The way Search performs its task is by executing the following query (in a php script): $var=stripslashes($_POST['search']); $query = "SELECT username from lab1_login where use ...

Stored procedure please create the following stored

Stored procedure. Please create the following stored routines using CPS3740_2017S database using the tables in dreamhome database. xxxx is your email id 1) Implement a stored procedure p3Q21_xxxx to display the Branch ci ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask DBMS Expert