Database Management system 5. Consider the tables given below TABLE NAME: STUDENT STUDENT_ID STUDENT_NAME 1001 1002 1003 1004 II. SALLY ROBERTS FORD GIBRAN STUDENT NAME ROBERTS FORD GIBRAN STUDENT ID 1002 TABLE NAME: ALUMNI STUDENT NAME ROBERTS ALUMNI_ID 1003 1001 And give the complete relational algebra expression using appropriate relational algebra operators to get the below outputs [BOTH THE TABLES MUST BE USED IN THE EXPRESSION] 1. 1002 1004 ALUMNI_NAME ALUMNI_ID 1002 SMITH SALLY ROBERT MARIA ALUMNI NAME ROBERT

Database Management system 5. Consider the tables given below TABLE NAME: STUDENT STUDENT_ID STUDENT_NAME 1001 1002 1003 1004 II. SALLY ROBERTS FORD GIBRAN STUDENT NAME ROBERTS FORD GIBRAN STUDENT ID 1002 TABLE NAME: ALUMNI STUDENT NAME ROBERTS ALUMNI_ID 1003 1001 And give the complete relational algebra expression using appropriate relational algebra operators to get the below outputs [BOTH THE TABLES MUST BE USED IN THE EXPRESSION] 1. 1002 1004 ALUMNI_NAME ALUMNI_ID 1002 SMITH SALLY ROBERT MARIA ALUMNI NAME ROBERT

A Guide to SQL

9th Edition

ISBN:9781111527273

Author:Philip J. Pratt

Publisher:Philip J. Pratt

Chapter2: Database Design Fundamentals

Section: Chapter Questions

Problem 11RQ

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WRITE THE CODE OF MYSQL IN PYTHON Create database and tables as given below by using Python. (a) Market database (b) Vendor: vendor_id integer, vendor_name varchar, license_start date, license_end date (c) Item: item_id integer, item_name varchar, item_type varchar, previous_price float, last_sold_date date (d) Auction: auction_id integer, vendor_id integer, item_id integer, price float Choose primary and foreign keys depending on the relations in Market database design.
The aim of assignment 1 is to implement a database schema and execute different types of SQL queries in Oracle SQL developer. Given the following relational schema: Student (studid, FirstName, LastName, Email, phoneNumber, DateofBirth, GPA) Club (clubid, ClubName, #studid) MemberOf (#clubid, #studid, joiningDate ) Activities (actid, actdt, place, durationNbHour) Organize (#actid , #clubid , fee) 1. Write SQL queries to create the following tables according to the below descriptions. Table name: Student studid |Char(9) Primary key FirstName Varchar2(50) NOT NULL LastName Varchar2(50) NOT NULL Email Varchar2(50) NOT NULL, UNIQUE phoneNumber Number(8) NOT NULL, UNIQUE DateofBirth Date NOT NULL GPA Number(1,2) NOT NULL Table name: Club clubID Number(3) Primary key ClubName Varchar2(20)NOT NULL NULL, UNIQUE, NOT Foreign key studid Char(9) Table Name: MemberOf ClubID Number(3) Primary Key, Foreign Key Studid Char(9) Primary Key, Foreign Key joiningDate Date Table Name: Activities Actid…
DATABSE
Q1: Explain result of questions below when you have library schema as described in the tables. (Answer five only) Book tb BOOK idTR le Author tb BOOK id Author name Publis Henry F Korth Andrew Hun Oliver Theobald Daniel Cohen Anil Kumar her id 9123 9123 Database Systems 254 9124 Software Engineering Machine Learning 9124 191 9125 9125 110 9126 Computer Theory Basic of Digital logic 9126 254 9127 9127 110 Publisher_tb Publisher id name Country phone Address Hachette Livre. Macmillan 254 USA +125862221 191 Germany +48517778 110 Simon & Schuster. USA +125117199 1- Insert into Book tb. 2- Insert jinto Publisher_tb.T 3- Delete the Author Name with Book_id = '9162', 4- insert into Book_tb. 5- Delete the Author Name with Book_id = '9126'. 6- Modify Book_id for Author name 'Andrew Hun' to 9121. 7. Modify Publisher name Macmillan to Mac_millan and Publisher id to 192 with cascaded constraint
WRITE THE OF MYSQL IN PYTHON, JUST ANSWER THE 2ND QUESTION BY LOOKING AT THE FIRST QUESTION Create database and tables as given below by using Python. (a) Market database (b) Vendor: vendor id integer, vendor name varchar, license start date, license end date (c) Item:itemidinteger,itemnamevarchar,itemtypevarchar, previous price float, last sold date date (d) Auction: auction id integer, vendor id integer, item id integer, price float Choose primary and foreign keys depending on the relations in Market database design. Create arrays of at least 5 di↵erent records. Use these arrays to populate each table in the database.
Using the Crow’s Foot Diagrram technique, draw a database design for the attached database.
q10- Options to fill in the blank to choose from are - 0,1,2
Write the appropriate SQL DDL statements to declare the relational libraryDatabase. Diagram of Figure 4.6. Select the keys and reference actions that are triggered.
This is my attempt at DBDL statements trying to plan a database in MySQL. Employers: CREATE TABLE Employers ( EmployerID INT PRIMARY KEY, CompanyName VARCHAR(255), Location VARCHAR(255), ContactInfo VARCHAR(255), ); Customers: CREATE TABLE Customers ( CustomerID INT PRIMARY KEY, Name VARCHAR(255), ContactInfo VARCHAR(255), Education VARCHAR(255), Experience INT ); Reference: CREATE TABLE References ( ReferenceID INT PRIMARY KEY, Name VARCHAR(255), ContactInfo VARCHAR(255), RelationshipToCustomer VARCHAR(255) ); Skills: CREATE TABLE Skills ( SkillID INT PRIMARY KEY, SkillName VARCHAR(255), ProficiencyLevel VARCHAR(255) ); EmploymentPositions: CREATE TABLE EmploymentPositions ( PositionID INT PRIMARY KEY, PostionTitle VARCHAR(255), EmployerID INT, Duration VARCHAR(255), FOREIGN KEY (EmployerID) REFERENCES Employers(EmployerID) ); Interviews: CREATE TABLE Interviews ( InterviewID INT PRIMARY KEY, InterviewDate DATE, Interviewer VARCHAR(255), Feedback VARCHAR(255) ); HiringStatus:…
name PERSON address salary fee EMPLOYEE STUDENT thesis RESEARCH TEACHING POST GRAD UNDER GRAD Year = 4 FINAL YEAR LECTURER TUTOR SUPERVISOR project courseno PART II: University Database in MYSQL • Create a database and its tables and constraints based on the relational model of PART I. • You can use my slides and any other resources to complete this exercise. • Submit the SQL statements you used to create the database and its tables (you can copy/paste directly from the mysql console).
So i have an ER digram( picture below) that needs to Schema Implementation and SQL DDL statements to create database, primary key and foreign keys must be defined
from structured query language course

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