functional dependencies, what is the highest normal form the data model complies to? Note: Primary keys are

Q: You are working with a database that stores information about suppliers, parts and projects. The…

A: Given: The schema for the database used in this question is as follows: (note that primary keys are…

Q: You are working with a database that stores information about suppliers, parts and projects. The…

A: Ans:)  The queries for above parts are given below.

Q: A- determine the type of relationships (generally) between: - orderNo : itemNo - date : orderNo B-…

A: The given problem is related to database normalization where the normalization is a process of…

Q: Explain why an index is only useful if there is sufficient variation in the values of an attribute.

A: A term index is a data structure used in computer science to aid the quick lookup of words and…

Q: Explain why an index is useful only if there is sufficient variety in the values of an attribute?

A: Use of index with variety of values Index is a table or other data structure which is used to…

Q: 2. Determine the functional dependencies that exist in the following table and then convert this…

A: Given Property table consists of 10 attributes. Assume that the property_id is the primary key. Then…

Q: uestion Consider the following database schema. CUSTOMER (CID, NAME, STREET, CITY, STATE, AGE) SALE…

A:

Q: Why is it important to achieve the lossless-join property in relation schema decomposition? (a) to…

A: Lossless join property: In the relation schema decomposition, the lossless join is the property…

Q: Which functional dependency violates the 3NF requirements in a relational schema where attributes

A: A functional dependency of type X -> Y where both X and Y are not key of the relation is said to…

Q: Given the following relation R and its functional dependencies: R(workerNumber, repairNumber,…

A: Given information: - A relational schema R is: R(workerNumber, repairNumber, workerName,…

Q: Sbuject: Database Management   See the artical below:   Practical Applications of Triggers and…

A: The answer is

Q: 02 Il Screw 9.3.2019 80 HINTS : - The primary key of Orders is defined as ( orderNo, itemNo} The…

A: The problem is related to database management system -> normalization. The table orders is…

Q: Consider the following relations: Student (snum: integer, sname: string, major: string, level:…

A: Given Relations: Student (snum: integer, sname: string, major: string, level: string, age:…

Q: Use MS Visio to create relational data schemas and data dependency diagrams for all entities…

A: Hello student

Q: Consider the following database design:   Also consider the virtual table ASSIGNMENTS, which…

A: Structured Query Language : SQL represents Structured Query Language  SQL allows you to get to and…

Q: .The properties of an entity is called _____________Single choice.   (1 Point) Entity set…

A: THIS IS A MULTPLE QUESTION BASED PROBLEM. ONLY FIRST QUESTION IS SOLVED. KINDLY SEND THE REMAINING…

Q: The dependency between one field and another field is called transitive dependency. Which NF is it?…

A: The dependency between one field and another field is called transitive dependency and it is Third…

Q: Consider relation R in the following E/R diagram. If E1 has 3 entities, E2 has 4 entities, and E3…

A: Given Data : Number of entities in E1 = 3. Number of entities in E2 = 4. Number of entities in E3 =…

Q: hich of the following functional dependencies are satisfied (and not satisfied) by this relation and…

A: functional dependency in DBMS.

Q: What are the significant functional dependencies in this relation?         (b) What is/are the…

A: Functional Dependencies (FD):                It determines the relation between two attributes in…

Q: the following dependencies, convert the following  schema to 3NF   PatientNo, PrescriptionNo ->…

A: It is defined as a relation is in third normal form, if there is no transitive dependency for…

Q: Which of the following functional dependencies are satisfied (and not satisfied) by this relation…

A: (a) A → B False why ?? because you can't able to identify the value of B uniquely using A because…

Q: Using a document at your own school (for example, a class schedule), determine the attributes…

A: Solution  The provided database with attribute tables: a) Student_Table(std_id, std_name,…

Q: 1. Consider the following relation that involves student data: GRADE (ClassName, Section, Term,…

A:

Q: Using your knowledge of BITS, determine the functional dependencies that exist in the following…

A: To convert to 3NF, we need to ensure that no non-key attribute is transitively dependent on the…

Q: What characteristics do tables that conform to the concept of well-informed relations have? [ 1 b.…

A: let us see the answer:- Since it is a multi-part question we are answering the first 2 questions for…

Q: mport your database model When you think your database model is ready, use Forward Engineer feature…

A: we have to import databse in mysql

Q: Which of the following best describes a relationship in which each instance of data in one entity…

A: Explanation:   a. one-to-one - here each instance of data in one entity is described by one instance…

Q: What is the minimum total number of tuples across all relations that can be entered in the database…

A: Answer One Library book has at least 2 copies. one Library book can be written by one or many…

Q: Subject:DataBase Management System Write answers: a.Differentiate between high level language and…

A: The main difference between the high-level language and low-level language is that the programmers…

Q: Provide relational algebra (NOT SQL) queries to find the following information. NOTE: • You can use…

A: π is used to select column σ is used to select raw x represent cartesian product p is  alias used…

Q: Create a database whose tables are at least in 3NF, showing the dependency diagrams for each table.

A: Functional Dependency:   A functional dependency is a term used in the database which defines the…

Q: To map ERD to relational database, in which there is two entities and one to many relationship…

A: Here we have to store the data of entities and also the relationship that exists between them

Q: Consider a database that consists of the following relations. SUPPLIER(Sno, Sname)) PART(Pno, Pname)…

A: SUPPLIER(Sno, Sname)) PART (Pno, Pname) PROJECT(Jno, Jname) SUPPLY (Sne, Pne, Jno)

Q: Given the relation below named Student_Registration , answer the following questions. S_id…

A: Relational Schema: A relational schema in a database gives a outline of how data is organized in a…

Q: Which of the following functional dependencies are satisfied (and not satisfied) by this relation…

A: Here in this question we have given. Stones FDs and we have asked that which of the following FDs…

Q: A database table is in 3rd normal form if A It is in 2nd normal form (2NF) and in 1" normal…

A: A database table is in 3rd normal form if it is in 2nf and all non-key fields depend only on the…

Q: You are responsible to help design this database for the hospital. a) What relationship (one-to-one,…

A: Answer a)  One to many relationship exists between NURSE and PATIENT. This is because one nurse…

Q: Student ID Student_name Cource_ID Cource_name Grade 22 Noor НTML B+ C++ А- JAVA C++ 25 Ali A JAVA…

A: Provided the solution for all the above given questions with detailed step by step explanation as…

Q: Develop an Entity Relationships Diagram (ERD) based on the relational schemas in the 3NF for the…

A: For a relation to be in 3rd Normal Form or 3NF following conditions need to be met: Each table cell…

Q: UESTION 14   Consider the database schema below for cities in countries. A country have many…

A: No, violates key constraint. Key constraint is violated when value in the new tuple is already…

Q: 2):-When a table has no suitable _ key, the database designer speciiesa(n)__ a) primary, foreign…

A: The given questions are related to desingng the data base as logical model (ER model) as wella s…

Q: Merge normalized relations from separate userviews into a consolidated set of…

A: Lets see the solution  in the next steps

Q: main characteristics of functional dependencies that are used for normalization?

A: Functional dependencies It is a special relationship that exists between two attributes: primary…

Q: Consider the following relational schema, representing five relations describing shopping…

A: The relational schema defines the relation between entities and attributes. The entities in a…

Q: Based on the given primary keys and assuming that Medicine and Contract relations are in 1NF,…

A: Medicine ( Medicine-ID, Medicine-Name, CountryID, CountryName) Here key for the relation is…

Q: StaffID ContractNo HoursPerWeek StaffName OfficeNo OfficeLocation 101 C90 16 Anne O25…

A:

Q: A. For each table, identify the primary key and the foreign key(s). If a table does not have a…

A: Hey there, I am authorised to answer 1st 3 part of the question at a time when there are multiple…

Q: Table: Student Table: Participate Table: Course studentld address studentld courseld courseld…

A: There are five relational tables in the given database. These tables are as follows. 1) Student 2)…

Q: Q1:At this point, you have created a variety of database objects in your schema. Use an Oracle tool…

A: Potential Problems which may arise 1. Insert Anomaly The insertion of a new employee data without an…