Draw an ER Diagram for the schema shown swen2005 salesSalesNumber: int(10)SalesDate : date# Sales Total : decimal(7,2)V swen2005 salesdetailsnumber: int(10)# SalesNumber : int(10)Ⓒ prodid: varchar(20)# price : decimal(7,2)# qty: int(10)swen2005 productsnumber : int(11)prodid: varchar(20)Ⓒ prodname : varchar(30)# price : decimal(10,2)#onhand int(11)

ER diagrams are visual representations of the relationships between entities in a database. They are…

swen2005 sales SalesNumber: int(10) SalesDate: date # Sales Total: decimal(7,2) swen2005 sales details number: int(10) # SalesNumber : int(10) prodid: varchar(20) # price : decimal(7,2) # qty : int(10) swen2005 products number: int(11) @prodid: varchar(20) Ⓒ prodname : varchar(30) # price : decimal(10,2) # onhand : int(11)

swen2005 sales SalesNumber: int(10) SalesDate: date # Sales Total: decimal(7,2) swen2005 sales details number: int(10) # SalesNumber : int(10) prodid: varchar(20) # price : decimal(7,2) # qty : int(10) swen2005 products number: int(11) @prodid: varchar(20) Ⓒ prodname : varchar(30) # price : decimal(10,2) # onhand : int(11)

Programming Logic & Design Comprehensive

9th Edition

ISBN:9781337669405

Author:FARRELL

Publisher:FARRELL

Chapter8: Advanced Data Handling Concepts

Section: Chapter Questions

Problem 17RQ

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C sharp Table: Student (the headers are the field names in the Students table) StudentID Name Age Gender ProgramID 791 Stephanie Brown 19 Female BCS 236 Shannon Dawn 25 Female BA 618 Geoff Berg 24 Male ARET 256 Andrew Schilling 22 Male BSC 902 Gary Sang 23 Male DAAD Note: There is a StudentDataSet with a Student table, a StudentTableAdapter, a StudentBindingSource, and a StudentDataGridView control on the form.Note: There is an Average query, named Average, that returns the average age of the student from the Student table.Note: There is also Max query, named Highest, that returns the highest age of the student from the Student table.Write the code you would place in the AverageButton click event on your form to call the Average query and the Highest query and display in a DifferenceLabel, the difference between the highest age of a student and the average age.
Having this information. StudentsAttribute Name Data TypeStudentID char(11)FirstName varchar(20)LastName varchar(20)Gender char(1)DateofBirth date CoursesAttribute Name Data TypeCourseCode varchar(6)CourseName varchar(70)Level char(2)Credits int RegistrationAttribute Name Data TypeStudentID char(11)CourseCode varchar(6)Grade decimal(2, 1) Write SQL code to: 1. How many courses are there on each level? 2. What is the average grade of courses that have been taken by the student with student ID 861103-2438? 3. Which students (studentID only) have the highest grade for the course ‘CS052’? 4. Find the courses (course codes only) that have been taken by both the student 861103-2438 and the student 123456-0980.
Having this information. StudentsAttribute Name Data TypeStudentID char(11)FirstName varchar(20)LastName varchar(20)Gender char(1)DateofBirth date CoursesAttribute Name Data TypeCourseCode varchar(6)CourseName varchar(70)Level char(2)Credits int RegistrationAttribute Name Data TypeStudentID char(11)CourseCode varchar(6)Grade decimal(2, 1) Write SQL code to: 1. What are the student ID, the names, and birthday of the female students who were born before the last day of 1992? 2. How many students are registered in the course “PHY210”? 3. How many courses are offered by the department of Computer Science (i.e. course codes CS***)? 4. Which course(s) (couseCode and courseName) of level G1 give 5 credits?
se SQL program Server2014 ... A company undertakes a number of projects, the employees work on it, and during the process of analyzing the system we found the following points: The company is made up of a number of departments (the department number, which is a single number, the name of the department, the department's website) There are employees (the employee's number is a single number, his name, address, salary, and job) The employee belongs to one department only, and each department has more than one employee. There are projects (the project number, which is a single number, the name of the project, the project site) Each project has a specific department that it manages, and the department may manage it more than one project. More than one employee works in the project, and the employee may work in more than one project. Each employee has a number of work hours per week in each project. Required: 4. Create a Trigger that indicates the end of the entry operation on any of…
EXPERIMENTAL PROCEDURE Patients visit the hospital and their visit history is maintained by the hospital staff. Different physicians may be available on different dates. They diagnose and treat the patients of all categories. Some of treatments are free while others are to be paid by the patients. Sample data of the case is shown in the following chart. Patient History Report PatientID Name Address Visit Date Physician Diagnosis Treatment P-100809 A City: X 12-02-2007 20-02-2007 29-02-2007 15-03-2007 Dr. Z Dr. F Dr. R Dr. L Chest Infection Cold Hepatitis-A Eyes Infection Free Free Paid Paid P-200145 N City: Y 10-01-2007 15-02-2007 25-03-2007 Dr. L Dr. K Dr. A Bone Fracture Cough Flu Paid Free Free Task 1 Draw a dependency diagram and transform the above data to first normal form by eliminating repeating groups such that each row in the relation is atomic. Be sure to create an appropriate name for the…
7. Display the name and hire date of even- employee who was hired in 1982. ENAME HIREDATE SCOTT 09-DEC-82 MILLER 23-JAN-82 8. Display the name and job title of all employees who do not have a manager. ENAME JOB KING PRESIDENT 9. Display the name, salary, and commission for all employees who earn commissions. Sort data in descending order of salary and commissions. ENAME SAL COMM ALLEN 1600 300" 1500 1250 TURNER MARTIN 1400 WARD 1250 500
The attribute AGE is calculated from DATE OF BIRTH. The attribute AGE is: A Single valued. B Multivalued. C Derived. D Composite.
An insurance company needs to store their salespeople’s information who are selling their insurance policies. They already have a database with multiple tables, one of the tables (Salesperson) stores information about each salesperson along with the bonus percent they receive, based on the city where the insurance is sold. The table has the following fields: Salesperson(spID, spName, spBirthDate,spCitySelling, bonusPercent) spID: Unique identification number of the salesperson. spName: Full name of the salesperson. spBirthDate: Birthdate of the salesperson. spCitySelling: The city in which the salesperson is selling the insurance. bonusPercent: The bonus percent received by the salesperson based on the city in which he/she sells the insurance. Each salesperson can sell the insurance in just one city. However, for a city, there can be more than one salesperson appointed. Also, the bonus percent is fixed for each city. For example, all of the salespeople who sells insurance in…
The following table shows the rate of commission that will be paid to the salesman according to the total sales performance of the month:Total Sales Performance (RM) CommissionLess than 10000 No commission10000 – 20000 1% of the total sales20001 – 30000 2% of the total sales30001 – 40000 3% of the total salesMore than 40000 4% of the total sales Lastly, display the salesmanName, totalSalesPerformance,totalCommission and totalSalary.
in a shop ,there are 10 employee and 20 kinds of goods，goods id between 1-20 EMPLOYEE id first name last name gender 10001, 'Tom', 'Brown', 'F'10002, 'Elizabeth', 'Tremblay', 'F'10003, 'Gladys', 'Julie', 'F10004, 'John', 'Taylor', 'M10005, 'Amelia', 'Smith'10006, 'Logan', 'Katherine'10007, 'Leo', 'Brown'10007, 'Lem', 'Thompson'10009, 'Tom' 'Smith'10010, 'Emma', 'Campbell' ------------ and I want to add a name library in it ,like this how could i create a HTML file ,with will randomly create customers with these employee . there is a start button on the page . press "start "bottom ,and it will It will randomly match 10 items, customers, and goods, display goods id ,customername and gender ,employer name , id and gender . how to do such a page ?
Consider the following Table for the entity ENROLL: CLASS_CODE CLASS_NAME STU_NUM STU_NAME ATTENDANCE ENROLL_GRADE 10014 INFO3233-01 321452 Jan Jones 30/35 Classes C 10014 INFO3233-01 324257 Tom Poole 25/35 Classes B 10018 INFO3234-01 321452 Jan Jones 35/35 Classes A 10018 INFO3234-01 324257 Tom Poole 30/35 Classes B 10021 INFO3236-01 321452 Jan Jones 35/35 Classes C 10021 INFO3236-01 324257 Tom Poole 20/35 Classes C Is [CLASS_CODE, CLASS_NAME, STU_NUM, STU_NAME] a Superkey? Why? Is [CLASS_CODE, CLASS_NAME, STU_NUM] a Superkey? Why? Is [CLASS_CODE, CLASS_NAME, STU_NUM] a Candidate Key? Why? Is [CLASS_CODE, STU_NUM] a Candidate Key? Why? Please label your answers (for #1, 2, 3, or 4) clearly.
Use the university schema for the following questions student takes ID ID course id sec id name dept_name tot ged semester vear grade section course course id sec id department course id advisor title dept_name credits dept name s id semester Year building room number time slot id building budget time_slot time slot id day start time end time prereq instructor classroom couTse id grereg id ID building room_number name dept_name salary сараcity teaches ID course id sec id semester year Figure 2.9 Schema diagram for the university database. Use the online SQLite tool from db-book.com to write SQL statements for each of the questions below. Paste your solution SQL statement under each question and upload the document to Canvas. 1. Display the name and total institution credits taken (not tot_cred which includes transfer credits) of students that do not have an assigned advisor (across all years). a. Hint: link takes with courses and student, for students not in advisor, project the name…