what are global scope ?

Q: What is structural independence, and why is it important?

A: Given: What is structural independence, and why is it important?

Q: How about a detailed discussion of two database design concerns that are critical to the creation of…

A: Introduction: In a computer system, a database is a logically ordered and electronically stored…

Q: What decisions have to be made to develop a field specification?

A: FIELD SPECIFICATIONS: A field specification basically defines the specific portion of any word in…

Q: What are ASSOciAtive entitieS?

A: Given: Associative entity

Q: ER diagram to relational schema

A: ER diagram Er  diagram is defined as the interconnection of entities and attributes how they are…

Q: Design a schema and show a sample database for that application for 5 different organisations

A: Hello student I am writing this solution as per my best of knowledge  Please do like this solution…

Q: (e) How association rules mined from large database?

A: The Answer is in Below Steps

Q: Define the term Synonyms?

A: Synonyms are defined as the terms which means exactly or directly the same

Q: What are the different features of Sqoop?

A: Introduction: Sqoop is a command-line application that facilitates data transfer between relational…

Q: Explain Single-vAlued verSuS MultivAlued AttriButeS?

A: An attribute is considered single-valued if there is at most one value associated with it at any one…

Q: what is Functional Dependency and Normalization?

A: The Answer is

Q: What choices must be made in order to create a field specification?

A: Introduction: In a computer language, a field specification essentially describes the precise…

Q: Define key term overlap rule?

A: DBMS is a product for putting away and recovering clients' information while considering appropriate…

Q: What is entity type?

A: Given: What is entity type?

Q: The levels in which the three schema architecture can be defined includes a. internal schema b.…

A: Required:   The levels in which the three schema architecture can be defined includes a.…

Q: What is a Multivalued attribute?

A: To define:- Multivalued attribute:-

Q: Discuss the database table options available when implementing subtype associations.

A: Note: we are allowed to answer a single question only at a time and submit this if you want a reply…

Q: What is an entity cluster, and what advantages are derived from its use?

A: What is an entity cluster, and what advantages are derived from its use?

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: To make database field requirements, what must be done?

A: Database Field: A field is a data structure for a single piece of data in a database table. Fields…

Q: Computer Science: Why normalized relations may not impair the efficiency of a physical…

A: The answer :

Q: What does the term "global scope" mean?

A: To be determine: What does the term "global scope" mean?

Q: When developing database field standards, what are the considerations that must be made?

A: The following are examples of judgments that must be addressed during the production of Field…

Q: What are the application development process, the plan and the testing involved in Business…

A: The Plan & Testing involved in Business Application with Database Connectivity is given in the…

Q: Which of the following, when used in an E-R model, indicates the need for an additional table?a.…

A: In the E-R (Entity-relationship) model, the "many-to-many relationship" shows the requirement for…

Q: Create a database schema design based on the following (simplified) requirements of the COMPANY…

A: There are four main entities in the database: Employee Department Project Dependents A supervisor…

Q: What are the decisions that are required to develop field specifications in databases ?

A: The judgments that must be addressed during the preparation of Field specifications include the…

Q: What is Object Oriented Database? Explain in detail about Object Oriented DBMS (OODBMS) with…

A: Object-Oriented Database:   This database organized around objects rather than action. and logic.…

Q: Convert the E-R schema to a relational database schema.Be sure to include appropriate

A: For 1:M relationship include primary key of entity with many participation as foreign key into…

Q: What does a region in an autonomous OSPF structure mean? Why was the field definition introduced?

A: To determine: What does a region in an autonomous OSPF structure mean? Why was the field definition…

Q: What are the functional and Non-functional requirements?

A: Functional requirement : Functional requirements define the basic system behavior. Essentially,…

Q: What is an entity supertype and why is it ued?

A: What is an entity supertype and why is it ued?

Q: What are the criteria for determining the quality of a relational schema?

A: The question is on defining rules for measuring the quality of relational schema.

Q: The design that translates the conceptual models into the data model of a DBMS is O a. Physical…

A: Theoretical Data ModelThe theoretical information model is an organized business perspective on the…

Q: What are cardinality constraints?

A: Cardinality is basically the number of elements in a mathematical set. Hence a cardinality. the…

Q: 168. The complete description of database which is described in design phase and is changed rarely…

A: Database Schema  A database schema is the skeleton structure that addresses the sensible perspective…

Q: What isa conceptual database design and a logical database design?

A: We need to discuss conceptual database and a logical database.

Q: ___________ view/schema/layer deal with how the data is actually represented.

A: DBMS

Q: What are the stages faced by developed domain in domain analysis?

A: According to the information given:- We  have to define the stages faced by developed domain in…

Q: Why is it that normalized relations do not jeopardize the efficiency of a physical implementation…

A: That normalized relations do not jeopardize the efficiency of a physical implementation structure…

Q: Define key terms completeness constraint?

A: Given; completeness constraint?

Q: Design the Facebook DB Schema using necessary Entity Relationships

A: A data model is a picture of all the elements in all the entities represented by the databases that…

Q: How the association rules mined from large Database!?

A: The Answer is in below Steps

Q: Which three database administration responsibilities are the most critical?

A: The three primary functions of database administration are: Storage refers to the act of storing…

Q: What are the various Sqoop features?

A: Sqoop: Sqoop is a tool used to transfer bulk data between hadoop and external datastores such as…

Q: Describe the following minimum desired properties of a distributed database management system in…

A: DDBMS (Distributed Database Management System): A distributed database is a database that isn't…

Enhanced ER Model

The enhanced ER model is an abbreviation for Enhanced Entity-Relationship (EER) model. As you know, the entity-relationship (ER) model is a pictorial illustration of the relationship between various entities of a domain. In the case of a large amount of data with multiple interrelated entities, the ER diagrams become complex and tough to interpret. For such cases, the need for enhancement in the ER model was observed, and thus, the EER model was designed.