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Consider the following TWO relations: Instructor(ID, name, dept_name, salary) Teaches (ID, course_ID, Sec_ID, Semester, Year) Which of the following SQL statements will NOT successfully get instructors who have taught courses in Fall 2020 select name from instructor, teaches where instructor.ID = teaches.ID and Teacher Year 3030

Consider the following TWO relations: Instructor(ID, name, dept_name, salary) Teaches (ID, course_ID, Sec_ID, Semester, Year) Which of the following SQL statements will NOT successfully get instructors who have taught courses in Fall 2020 select name from instructor, teaches where instructor.ID = teaches.ID and Teacher Year 3030

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Consider the following TWO relations: Instructor(ID, name, dept_name, salary) Teaches (ID, course_ID, Sec_ID, Semester, Year) Which of the following SQL statements will NOT successfully get instructors who have taught courses in Fall 2020 select name from instructor, teaches where instructor.ID = teaches.ID and Teaches. Year 2020 and Teaches.Semester = Fall; select name from instructor, teaches where instructor.ID = teaches.ID and Teaches.Year = '2020' and Teaches.Semester = 'Fall'; select name from instructor natural join teaches where Teaches.Year = '2020' and Teaches.Semester = 'Fall'; select name from instructor, teaches where instructor.ID = teaches.ID che Year like '2020'
Transcribed Image Text:Consider the following TWO relations: Instructor(ID, name, dept_name, salary) Teaches (ID, course_ID, Sec_ID, Semester, Year) Which of the following SQL statements will NOT successfully get instructors who have taught courses in Fall 2020 select name from instructor, teaches where instructor.ID = teaches.ID and Teaches. Year 2020 and Teaches.Semester = Fall; select name from instructor, teaches where instructor.ID = teaches.ID and Teaches.Year = '2020' and Teaches.Semester = 'Fall'; select name from instructor natural join teaches where Teaches.Year = '2020' and Teaches.Semester = 'Fall'; select name from instructor, teaches where instructor.ID = teaches.ID che Year like '2020'
The following table has been created: CREATE TABLE student table ( stud id NUMBER (6), last_name VARCHAR2 (20), first name VARCHAR2 (20), lunch num NUMBER (4) ) ; Which one of the following INSERT statements will fail? O INSERT INTO student table VALUES (143354, 'Roberts', 'Cameron', 6543); O INSERT INTO student_table (stud_id, last_name, lunch_num) VALUES (143354, Roberts, 6543, 'Cameron'); O INSERT INTO student_table (stud_id, last_name, first_name, lunch_num) VALUES (143354, 'Roberts', 'Cameron', 6543); O INSERT INTO student_table (stud_id, lunch_num, first_name, last_name) VALUES (143352, 6543, 'Cameron', 'Roberts');
Transcribed Image Text:The following table has been created: CREATE TABLE student table ( stud id NUMBER (6), last_name VARCHAR2 (20), first name VARCHAR2 (20), lunch num NUMBER (4) ) ; Which one of the following INSERT statements will fail? O INSERT INTO student table VALUES (143354, 'Roberts', 'Cameron', 6543); O INSERT INTO student_table (stud_id, last_name, lunch_num) VALUES (143354, Roberts, 6543, 'Cameron'); O INSERT INTO student_table (stud_id, last_name, first_name, lunch_num) VALUES (143354, 'Roberts', 'Cameron', 6543); O INSERT INTO student_table (stud_id, lunch_num, first_name, last_name) VALUES (143352, 6543, 'Cameron', 'Roberts');
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