What is Ternary Relationship?
Q: Give an example of each subtype and supertype relationship?
A: Example for supertype and subtype relationship using the disjoint rule: • The supertype is “PERSON”…
Q: When is it important to use an associative entity to express a many-to-many relationship?
A: Associative Entity is used when relationship is to be established in a relation. Like Student and…
Q: An attribute is a descriptive property of an entity.
A: An entity is a “thing” or “object” in the real world that is distinguishable from all other objects.…
Q: how do you translate an Entity Relational Diagram to a Relational Diagram?
A: We are going to learn conversion of Entity Relational Diagram to a Relational Diagram. It takes…
Q: When using subtype associations, talk about the database table choices that are accessible. Decide…
A: A Contacts table in a business database can hold the names of their suppliers, e-mail addresses, and…
Q: Person Name Date_of_Birth Private_Car Car VIN Model Туре Owner ID Rent Start Date VIN Person ID…
A: The given assignment is related to database where the dependency diagram is given and the…
Q: What is the functional relationship between the main key and a non-key attribute as explained by…
A: The connection between any two characteristics is known as functional dependency. For example, there…
Q: distinguish between relationship types and relationship instances
A: Relationship type: This expresses a type of relationship that is occurring between the entities and…
Q: What is identifying relationship?
A: Identifying relationship An identifying relationship is a relationship between two entities in…
Q: What is relationship type?
A: There are three types of relationships: 1) One to One 2) Many to One 3) Many to Many
Q: How do you know whether to convert a relationship to an associative entity type?
A: These entities are used when user wants a relationship to be mixed in a relationship.For example…
Q: Define key terms subtype?
A: Given: Define key terms subtype?
Q: what is Functional Dependency and Normalization?
A: The Answer is
Q: example
A: Ternary relations:- When three entities are involved and taking part in a relationship then it is…
Q: Give an example of one to one and one to many relationship?
A: Introduction: one to one: During a relationship like this, each record in a table goes with only one…
Q: What is a simple (or atomic) attribute?
A: The simple values are the atomic or unique values which can not be modified or altered further.
Q: What is entity type?
A: Given: What is entity type?
Q: difference between Relation; Relationship
A: A relation refers to a single table in an RDBMS, whereas a relationship refers to a combination of…
Q: What is the reason that normalized relations may not compromise an efficient physical implementation…
A: Normalized relations don't always jeopardize the performance of the simple geometric structure,…
Q: What is an entity set?
A: An entity set is a group of similar entities and these entities can have attributes.
Q: What is a Derived attribute?
A: ATTRIBUTES: The entities in any particular database are represented using there corresponding…
Q: Computer Science: Why normalized relations may not impair the efficiency of a physical…
A: The answer :
Q: When do you need to use an associative entity to depict a many-to-many relationship?
A: Modeling of associative entities An Associated Entity is a relationship that has been transformed…
Q: What is the difference between single-valued and multivalued attributes?
A: Given:
Q: How do you map a "One to Many" relationship when mapping ER Diagram to Schema
A: To map one to many relationships, the primary key on the `one side' of the relationship is added to…
Q: What is the degree of a relationship?
A: The number of entities associated with the relationship is known as the degree of the relationship.
Q: What exactly is a Ternary Relationship, and how does it function?
A: We know that the relationship of degree three is when three entities participate in an association…
Q: Describe the subtype entity and supertype entity?
A: Entity subtypes are gone into the ER model to lessen the absolute number of qualities of every…
Q: What are AttriButeS On relAtiOnShiPS?
A: Here we will discuss the different types of attributes on relationship
Q: 27. Include Relation in Use Case Diagram is a Non Mandatory Relationship Mandatory Relationship…
A: the answer is given below:-
Q: Create an entity relationship diagram and the relational diagram
A: ANSWER: Entity Relationship Diagram: An entity relationship diagram, otherwise called an entity…
Q: The term "interpolation of attributes" is a little vague.
A: Start: Interpolation happens when you put your own point of view into a conversation between two…
Q: Give an example of a ternary relationship (different from any example presented herein).
A: The university or college needs a record that which teacher teaches which subject in the college or…
Q: What is an exclusive subtype relationship? Give an example other than one shown in this book. Draw…
A: Exclusive subtype relationship: Each instance of the supertype may only apply to one subtype in an…
Q: What is attribute oriented programming?
A: An attribute is a changeable property or characteristic of some component of a program that can be…
Q: WHAT IS THE RELATIONSHIP THIS TABLE ZERO TO MANY OPTIONAL ? ONE TO MANY ? ONE MANDATORY ? ONE TO…
A: In ER diagrams, there are many relationships between the entities. That are: Zero to one Zero to…
Q: The "SUPERVISES" Relationship is considered as:
A: Lets see the solution.
Q: what is the relationship Functional Dependency and Normalization?
A: step 1 The answer for above questions is given in the below step;
Q: What is the definition of an Entity type?
A: Ans.) Entity type:- A person, organization, object type, or concept about which information is…
Q: What is MOdeling entitieS And AttriButeS?
A: Modeling entity: An entity represents a specific object.It describes the structure of data.
Q: How do you map a "Many to Many" relationship when mapping ER Diagram to Schema
A:
Q: A relationship between entity supertype and entity subtype is known as ___
A: Subtype: Sub grouping of the entities in an entity type. Supertype: Supertype is a generic entity…
Q: Relationship Analysis • Relationship name: PARENT ENTITY relationship name CHILD_ENTITY (the name is…
A: Answer:
Q: Relationship Analysis • Relationship name: PARENT_ENTITY relationship name CHILD ENTITY (the name is…
A: Two entities are mentioned for the relationship analysis: PARENT_ENTITY and CHILD_ENTITY The…
What is Ternary Relationship?
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- What exactly is a relationship?Question 17 Which of the following is another term for a recursive relationship? Group of answer choices ternary relationship binary relationship supertype relationship subtype relationship unary relationshipWhat exactly is a Ternary Relationship, and how does it function?