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Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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5-39. Write SQL commands for the following: a. Create two different forms of the INSERT command to add a student with a student ID of 65798 and last name Lopez to the STUDENT table. b. Now write a command that will remove this student from the STUDENT table. c. How would your command look like if your task was to remove any student with the last name Lopez from the STUDENT table? d. Create an SQL command that will modify the name of course ISM 4212 from Database to Introduction to Relational Databases.
Transcribed Image Text:5-39. Write SQL commands for the following: a. Create two different forms of the INSERT command to add a student with a student ID of 65798 and last name Lopez to the STUDENT table. b. Now write a command that will remove this student from the STUDENT table. c. How would your command look like if your task was to remove any student with the last name Lopez from the STUDENT table? d. Create an SQL command that will modify the name of course ISM 4212 from Database to Introduction to Relational Databases.
Problems and Exercises 5-34 through 5-45 are based on the class scheduling 3NF relations along with some sample data shown in Figure 5-11 . Not shown in this figure are data for an ASSIGNMENT relation, which represents a many-to-many relationship between faculty and sections. Note that values of the SectionNo column do not repeat across semesters. STUDENT (StudentID, StudentName) StudentID 38214 54907 66324 70542 Faculty D 2143 3467 4756 FACULTY (FacultyID, FacultyName) CourselD StudentName ISM 3113 ISM 3112 ISM 4212 ISM 4930 *** Letersky Altvater Aiken Marra COURSE (CourselD, CourseName) FacultyName Birkin Berndt Collins CourseName Syst Analysis Syst Design Database Networking QUALIFIED (FacultyID, CourselD, DateQualified) FacultyID 2143 2143 3467 3467 4756 4756 SectionNo 2712 2713 2714 2715 *** SECTION (SectionNo, Semester, CourselD) StudentID CourselD ISM 3112 ISM 3113 ISM 4212 ISM 4930 ISM 3113 ISM 3112 38214 54907 54907 66324 Semester 1-2018 1-2018 Il-2018 II-2018 SectionNo DateQualified REGISTRATION (StudentID, SectionNo) 2714 2714 2715 2713 9/2008 9/2008 9/2015 Figure 5-11 Class scheduling relations (missing ASSIGNMENT) 9/2016 9/2011 9/2011 CourselD ISM 3113 ISM 3113 ISM 4212 ISM 4930
Transcribed Image Text:Problems and Exercises 5-34 through 5-45 are based on the class scheduling 3NF relations along with some sample data shown in Figure 5-11 . Not shown in this figure are data for an ASSIGNMENT relation, which represents a many-to-many relationship between faculty and sections. Note that values of the SectionNo column do not repeat across semesters. STUDENT (StudentID, StudentName) StudentID 38214 54907 66324 70542 Faculty D 2143 3467 4756 FACULTY (FacultyID, FacultyName) CourselD StudentName ISM 3113 ISM 3112 ISM 4212 ISM 4930 *** Letersky Altvater Aiken Marra COURSE (CourselD, CourseName) FacultyName Birkin Berndt Collins CourseName Syst Analysis Syst Design Database Networking QUALIFIED (FacultyID, CourselD, DateQualified) FacultyID 2143 2143 3467 3467 4756 4756 SectionNo 2712 2713 2714 2715 *** SECTION (SectionNo, Semester, CourselD) StudentID CourselD ISM 3112 ISM 3113 ISM 4212 ISM 4930 ISM 3113 ISM 3112 38214 54907 54907 66324 Semester 1-2018 1-2018 Il-2018 II-2018 SectionNo DateQualified REGISTRATION (StudentID, SectionNo) 2714 2714 2715 2713 9/2008 9/2008 9/2015 Figure 5-11 Class scheduling relations (missing ASSIGNMENT) 9/2016 9/2011 9/2011 CourselD ISM 3113 ISM 3113 ISM 4212 ISM 4930
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