Consider following ER-Diagram of a LIBRARY which is used to keep track of books, borrowers, and book loans. Convert the given ER-Diagram to equivalent Relational Schema. Show Primary keys and Foreign keys in the resulting schema.

Q: Need dependency diagrams 2NF and 3NF database

A: Employee Table

Q: Given the following EER diagram, write down the corresponding relations using the method taught in…

A: The answer is

Q: The crow's foot in a diagram a.) is only used to show N:M relationships. b.) shows the relationship…

A: Crow's foot Diagram contains crow foot notation in which the cardinality and modality of the…

Q: The course I'm taking is database management.  The question is write down the relattions with the…

A: Given the ER diagram and the request to write down the relations with their attributes after…

Q: When working with database entity relationship modeling, should the cardinality between entities be…

A: Cardinality: The maximum or minimum number of elements allowed on each side of the relationship in…

Q: Propose an ER digaram that maps with the below relational scheme. Project (ProjectNum, Project name,…

A: The ER Diagram:

Q: Write C++ code to convert a given infix expression to postfix expression.

A: Introduction of Program: The C++ Program uses a stack implementation to convert a given infix…

Q: Create an airline database. Customers and their bookings must be kept in the database, as well as…

A: Answer

Q: Design an E-R diagram for a database for an airlines system. The database must keep track of…

A: Among the so-called passenger service systems (PSS) are the airline reservation systems (ARS), which…

Q: Construct an ERD for Leslie’s Auto Sales. Make sure to denote your primary and foreign keys. Note:…

A: An ER diagram (Entity-Relationship diagram) is a graphical representation of entities and their…

Q: Can you please help me in how I can turn the Entity Relationship diagram into a Logical Database…

A: An Entity-Relationship (ER) diagram is a visual representation of the entities (objects or concepts)…

Q: Design ER diagram to model the online bookstore’s database, in which there are four entities, namely…

A: Design ER diagram to model the online bookstore’s database, in which there are four entities, namely…

Q: Design a conceptual schema (ER diagram) for doctors’ offices. The following information describes…

A: Required E-R diagram is mentioned below :

Q: So i wanted to understand how to make a relational database schema diagram, form an EER digaram So…

A: Given : Convert ER diagram to relational database diagram.

Q: HOMEWORK #6 Consider the following flawed ER diagram representing clubs and their activities. ID…

A: Club (ID, name) Activity (date, time, description, building, room, capacity, sponsor) Room…

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.