The BusyB Company wants to store data about its employee skills. Each employee may possess one...
The BusyB Company wants to store data about its employee skills. Each employee may possess one or more specific skills, and several employees may have the same skill. Include the following facts in the database:
date hired
date of birth
date skill acquired
employee name
employee number
pay rate
skill name
skill number
supervisor
- Design a set of relational tables to store these data.
- Identify the primary key for each table, and identify any needed foreign keys
Homework Answers
The relational table with primary keys and foreign keys :
Add Answer to:
The BusyB Company wants to store data
about its employee skills. Each employee may possess one...
Please help solving first problem with the format listed in the following photo. Page 29 of...
Please help solving first problem with the format listed in
the following photo.
Page 29 of 35 BusyB Co wants to store data about its employees skills. Each employee may possess one or more specific skills. In addition, several employees may have the same skill. Supervisors are assigned to employees. Please create tables with appropriate keys for the following data elements Employee name Supervisor Date hired Skill Name Date of birth Skill Pay rate Employee number Date skill acquired Emergency...
SQL Query Question: I have a database with the tables below, data has also been aded...
SQL Query Question: I have a database with the tables below, data has also been aded into these tables, I have 2 tasks: 1. Add a column to a relational table POSITIONS to store information about the total number of skills needed by each advertised position. A name of the column is up to you. Assume that no more than 9 skills are needed for each position. Next, use a single UPDATE statement to set the values in the new...
For our Expenditure (Purchases-Payments) cycle, we want to store the following data about our purchases of...
For our Expenditure (Purchases-Payments) cycle, we want to store the following data about our purchases of inventory: item number date of purchase vendor number vendor address vendor name purchase price quantity purchased employee number employee name purchase order number description quantity on hand extended amount total amount of purchase a. Semantically create a conceptual design (entity-relationship diagram) with max cardinalities. b. Design a set of properly normalized relational tables to store the data, using the following format: Table Name Primary...
This is questions of Accounting Information Systems 1) Fo a database. Each row in this spreadsheet...
This is questions of Accounting Information Systems
1) Fo a database. Each row in this spreadsheet represents a: ur Tet Industries tracks customer information using various Microsoft Excel spreadsheets stored in a. Field b. Record c. File d. Database 2) A d tables is a. What is the correct term for the database field in Table 1? latabase field in Table 1 that serves as a unique identifier in Table 2 and is used to link both of the a....
employee(employee-id, employee-name, street, city) works(employee-id, company-id, salary) company(company-id, company-name, city) manages(employee-id, manager-id) Consider the data base...
employee(employee-id, employee-name, street, city) works(employee-id, company-id, salary) company(company-id, company-name, city) manages(employee-id, manager-id) Consider the data base above where the primary keys are in bold For each of the questions give the following. (NOTICE the Relations on the given database it isn't like the ones that are commonly posted they are slightly different) (1) a relational algebra expression, (2) a tuple relational calculus expression, and (3) a domain relational calculus expression. f. Find all employees in the database who do not...
The owner of a small chain of appliance stores wants to build a database to help...
The owner of a small chain of appliance stores wants to build a database to help track data about its regions, stores, employees and jobs. The chain has divided the map of where its stores exists into various regions. Each region has a description (of boundaries). Each store is named, has an average market size (expressed in dollars) and belongs to s specific region. Each store also has an address, city, state, and zip. The database should...
for question (c) do like this 3. A table to record the information of Dentists, Patients,...
for question (c) do like this
3. A table to record the information of Dentists, Patients, and Appointments in a clinic is given below. DentistNo DentistName PatientNo PatientName PatientPhone AppointmentDate Appointment Time AppointmentFee On a single day each patient can have more than one appointment. It is known that DentistNo is unique for each dentist. PatientNo is unique for each patient. PatientNo must not be used as a composite key. A patient is allowed to see any dentist. (a) Use...
Help In Database: Next comes the data entry: Make up data for your database, or find...
Help In Database: Next comes the data entry: Make up data for your database, or find real data. You can enter the data with INSERT statements, but it is much easier to use PhpAdmin. It has a form where you can type the data directly. Alternatively, you can use PhpAdmin to import CSV data (comma-separated values), which you can export from Excel. Include at least 3 rows in each of the entity relations, and as many rows as you need...
database and sql problme THE QUESTIONS 3, 4,5 and 6 REFER TO THE RELATIONAL TABLES LISTED...
database and sql problme
THE QUESTIONS 3, 4,5 and 6 REFER TO THE RELATIONAL TABLES LISTED BELOW CREATE TABLE Department ( DECIMAL(5) VARCHAR(30) CHAR(5) DATE NOT NULL NOT NULL NOT NULL * Department number /*Department name * Department manager number */ /Manager start date DNumber DName Manager MSDate CONSTRAINT Department_PK PRIMARY KEY(DNumber) CONSTRAINT Department_CK UNIQUE(DName) CREATE TABLE DeptLocation DECIMAL(5) VARCHAR(50) NOT NULL NOT NULL DNumber * Department number */ * Department location */ Address CONSTRAINT DeptLocation_PK PRIMARY KEY(DNumber, Address) CONSTRAINT...
Think about data collected and used by Netflix. (You may select more than one answer. Single...
Think about data collected and used by Netflix. (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) Required: a. Identify three tables that would contain customer or subscription data. Customer table Cash receipt table Payment...
Please help solving first problem with the format listed in
the following photo.
Page 29 of 35 BusyB Co wants to store data about its employees skills. Each employee may possess one or more specific skills. In addition, several employees may have the same skill. Supervisors are assigned to employees. Please create tables with appropriate keys for the following data elements Employee name Supervisor Date hired Skill Name Date of birth Skill Pay rate Employee number Date skill acquired Emergency...
This is questions of Accounting Information Systems
1) Fo a database. Each row in this spreadsheet represents a: ur Tet Industries tracks customer information using various Microsoft Excel spreadsheets stored in a. Field b. Record c. File d. Database 2) A d tables is a. What is the correct term for the database field in Table 1? latabase field in Table 1 that serves as a unique identifier in Table 2 and is used to link both of the a....
for question (c) do like this
3. A table to record the information of Dentists, Patients, and Appointments in a clinic is given below. DentistNo DentistName PatientNo PatientName PatientPhone AppointmentDate Appointment Time AppointmentFee On a single day each patient can have more than one appointment. It is known that DentistNo is unique for each dentist. PatientNo is unique for each patient. PatientNo must not be used as a composite key. A patient is allowed to see any dentist. (a) Use...
database and sql problme
THE QUESTIONS 3, 4,5 and 6 REFER TO THE RELATIONAL TABLES LISTED BELOW CREATE TABLE Department ( DECIMAL(5) VARCHAR(30) CHAR(5) DATE NOT NULL NOT NULL NOT NULL * Department number /*Department name * Department manager number */ /Manager start date DNumber DName Manager MSDate CONSTRAINT Department_PK PRIMARY KEY(DNumber) CONSTRAINT Department_CK UNIQUE(DName) CREATE TABLE DeptLocation DECIMAL(5) VARCHAR(50) NOT NULL NOT NULL DNumber * Department number */ * Department location */ Address CONSTRAINT DeptLocation_PK PRIMARY KEY(DNumber, Address) CONSTRAINT...
Most questions answered within 3 hours.
-
Write a program to solve the Josephus problem, with the following
modification:
Sample Input:
./a.out n...
asked 56 minutes ago -
At the start of a CD it is spinning at a rate of 525 rpm
(revolutions...
asked 1 hour ago -
4. Without doing any calculations, predict whether the observed
∆T would increase, decrease or remain the...
asked 2 hours ago -
Based on the range, which of the following sets of scores has
the greatest variability? 3,...
asked 3 hours ago -
Ripples in a pond travel at a velocity of 3 m/s with one peak
passing a...
asked 3 hours ago -
A man stands on the roof of a building of height 13.0 mm and
throws a...
asked 3 hours ago -
The extent to which assets are financed by borrowed funds and
other liabilities is indicated by:...
asked 4 hours ago -
Explain in detail
Germany is the fifth largest economy
explain what goods and services Germany specializes...
asked 5 hours ago -
The density of platinum is 21.45 g/mL. If a cube of platinum
with a mass of...
asked 5 hours ago -
Accounts Receivable
Sales
A/R Posting
Extended Sales Invoice
Packing Slip
Compare invoice to packing slip 2...
asked 5 hours ago -
Michaella, age 23, is a full-time law student and is claimed by
her parents as a...
asked 5 hours ago -
Why are polymers not typically casted into products?
asked 5 hours ago