I need help with Physical ER diagram with crows foot notation. Diagram needs entities/attributes/keys, relationship & cardinality identified between entities. Q - Newyork city library has reached out to your db team to help them set up their database. Need to keep track of below. record of each book – including a unique ID to identify each book, book title, author’s name. record of customers who have a library card – including customer’s name, address, their unique ID. record of which customer has checked out which books, duration of the checkout and whether the customer owes any fines.

Q: the normalization process to normalize the above tables (you need not show the steps, but can use…

A: Given that 1. Follow the normalization process to normalize the above tables (you need not show the…

Q: ke a look at the table above and provide examples of insertion, deletion and update anomalies.…

A: Anamolies: INSERTION: A new course cannot be inserted if there is no student taking the course.…

Q: The attribute on which a relation is partitioned can have a significant impacton the cost of a…

A: In parallel systems, the data is partitioned over many disks. The partitioning is performed on the…

Q: If there is such a thing as a relational model, what is the overarching name for attributes, and how…

A: Attributes are also known as columns or fields in the relational model. Attributes are used in…

Q: The task is to write SQL statements to define tables for the corresponding relations. Make sure that…

A: SQL, which stands for Structured Query Language, is a programming language used for managing and…

Q: The partitioning of a relation based on an attribute can have a considerable impact on the query…

A: Structural Query Language (SQL) refers to a database language. It is possible to work with tables…

Q: Follow the normalization process to normalize the above tables (you need not show the steps, but can…

A: Answer: Schema invoice_schema CREATE SCHEMA IF NOT EXISTS invoice_schema DEFAULT CHARACTER SET…

Q: databases? If a table has a primary key made up of a single attribute, and the table is in 1NF, is…

A: 1. We normalise database to remove the redundancy which occurs because of transitive and partial…

Q: Consider the following E-R diagram: E1 RI E2 R4 R2 R5 EA R3 E3 What is the minimum number of…

A: Introduction    Given, An ER diagram . We have to calculate the minimum number of relation required…

Q: 3: Mapping the ER diagram into a relational model.

A: ANSWER:--   Given that,   · A factory wants to manage its manufacturing process in terms of the raw…

Q: What is normalization in database design, and why is it important? Describe the normal forms up to…

A: Normalization is a crucial process in database design that aims to minimize data redundancy and…

Q: Implement a new independent entity phone in the Sakila database. Attributes and relationships are…

A: There is only one error in the above code and that is the ALTER TABLE command on the address table.…

Q: Data Table Guide For DBMS University Ist Normalize the given Data table. Middlename…

A: 1. First normal form It states that every attribute must have only atomic values. Multivalued…

Q: Break the list in Figure 1-30 into two tables, each with data for a single theme.Assume that owners…

A: Lets see the solution.

Q: please help me creating a ERD-diagram for the following cafe website and ordering   Database design:…

A: It is easy for the developers to understand the system by simply looking at the ER diagrams.

Q: Assume we have Employee table with these attributes; Emp_Id, Emp_Name, Emp_Dept. Write the…

A: In this question, we have a Employee table, and attributes of table are Emp_Id, Emp_Name, Emp_Dept.…

Q: Create dept_manager table with emp_no as primary key and auto increment and not null for other…

A: SUMMARY: -Hence, we discussed all the points.

Q: Convert the preceding ER diagram into a relational DB schema. (I want you to do this yourself, not…

A: A Database is a collection of related  information. A relational schema is a design of the database.…

Q: oan Yancey has been asked to create a database for her company, Yancey Shipping. The database is to…

A: (Table 1) Employee Information:Fields - Last Name, First Name, Street Address, City, State, Zip…

Q: I need help with a few steps on tableau please Can you please show me the steps for these 2…

A: Here are the steps to create the scatter plot between sales price and assessed value and the scatter…

Q: The partitioning of a relation based on an attribute can have a considerable impact on the query…

A: let us see the answer:- Introduction:- Partitioned tables and indexes facilitate administrative…

Q: If there is such a thing as a relational model, what is the overarching name for attributes, and how…

A: Here, the user inquires about attribute use inside the relationship model. Attribute element or…

Q: DataBase case study: read this case study and Make Normalize table on either on excel or in a paper…

A: PRODUCT Product_ID Category_ID Discount…

Q: DataBase case study: read this case study and Make Normalize table on either on excel or in a paper…

A: A database is a collection of information that is organized so that it can be easily accessed,…

Q: Explain the concept of database constraints, including primary key, foreign key, unique, and check…

A: 1) Database constraints are rules defined on tables and columns within a database that dictate the…

Q: Please explain what does it means to manipulate the structure of tables to add and to modify, and…

A: The process of creating the framework that stores and arranges data in a database system is known as…

Q: EMPLOYEE (EmplD, LName, MName, FName, Phone, HireDate, MgrNum, EType) HOUSEKEEPER (HKID, Shift,…

A:

Q: If there is such a thing as a relational model, what is the overarching name for attributes, and how…

A: Answer is given below

Q: BITS has decided to include I.T training in its service line and has assigned the item to the…

A: In this case, to carry over the data correctly you need to change the relationship. Change task can…

Q: Make a database in MS Access for your inventory, payroll, or library. Create the tables or…

A: ANSWER: Query Based Multiple Table: Might have cases in which an inquiry that depends on one table…

Q: Create relational tables that have restrictions on entity and referential integrity

A: Referential integrity is usually achieved by combining the main key with a foreign key. The…

Q: Using the types of entities found in the Colonial Adventure Tours database (trips, guides, clients,…

A: The Set of entities provided for Colonial Adventure Tours Database includes Trips, Guides, Clients…

Q: 5.6 LAB - Implement independent entity (Sakila) Implement a new independent entity phone in the…

A: First check whether phone_id column exists in your customer, staff, and store table or not. If…

Q: ataBase case study: read this case study and Make Normalize table on either on excel or in a paper…

A: It is defined as it’s commonly called, is a process used for data modelling or database creation,…

Q: WORKING IN CENGAGE AND CAN'T FIGURE OUT THIS TASK. I TRIED OTHER STAEMENTS BUT DID NOT WORK EITHER.…

A: CONCAT is an SQL function that combines two or more than two strings together. Syntax for it is…

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.