There are two basic ways to design a well-structured relational database. The method in which a database designer puts the attributes into a single table and then breaks the table into smaller tables is called__ A. normalization B. geometric data modeling C. semantic data modeling D. optimization E. minimization

It's possible that the level of granularity available in a database is far lower than what's available in a data warehouse.

Explain the concept of data modeling in the context of database design. What are the key steps involved in creating an effective data model?

Explain the concept of data warehousing and its significance in modern database development.

What are the primary steps involved in creating a data model for a relational database?

Question  A city college would like to maintain their academic information in a MySql database system.  The following are the interested information: Courses: Catalog # (M170 for instance) Credit Hours; Name of the Course (Database Design Fundamentals for instance) Course Descriptions Prerequisite Components (Lecture, or Laboratory for instance) Classes: Class # Class Name (usually the course name, M 170 for instance) Start Date End Date Meeting time (9:30 am ~ 12:15 pm, for instance) Days in a week (Monday) Term (Spring 2018, for instance) Location (TIE Building for instance) Room (UB 301, for instance) Instructor Online status (online, or in-person) Faculty: Employee Id (001880301, for instance) First Name Last Name Title (professor, for instance) Email Phone Office Location (TIE building, for instance) Room (UB303, for instance) Student: Student ID First Name Last Name Plan Sub Plan Advisor Current GPA Grade of each course The Term you got the grade for a course. The class…

How do you determine the level of normalization required for a particular database design?

The following database is maintained by a bookstore: the database structure is shown below. AUTHOR(AuthorName) BOOK(ISBN, AuthorName, Title, PublisherName, PublicationYear, RetailPrice)AuthorName foreign key to AUTHORPublisherName foreign key to PUBLISHER PUBLISHER(PublisherName) CUSTOMER(CustomerNumber, Name, Address, Phone, Email, CreditCardNumber, ExpiryDate) ORDER(OrderNumber, CustomerNumber, OrderDate)CustomerNumber foreign key to CUSTOMER ORDERDETAIL(OrderNumber, ISBN, QuantitySold, RetailPrice, TotalCost)OrderNumber foreign key to ORDER Write SQL code to implement the following separate queries numbered 1 to 4: 1. Find all orders placed in 2018-2019.  2. Report the following information: ISBN, AuthorName, Title, RetailPrice for all books written byAlexandre Dumas or by Mark Twain, published by ClassicsPublishingCo, with a retail price at least$24.99. 3. Create a table which shows the value of orders by each customer who actually placed an orderin 2019. Group in order by customer…

Database design diagrams (DBDL) and entity-relationship (E-R) diagrams (ER) are both valid ways to depict a database's structure. For what reasons do you choose one tactic over another?

What function does the data dictionary serve in the process of designing a database?