Choose the SQL statement that has no syntax error and is valid.a. SELECT Student level, AVG (marks) average_markofFROM StudentsWHERE Student level = 'BTECH'stionGROUP BY Student levelHAVING AVG (marks) > 55;b. SELECT Student level, AVG (marks) average_markFROM StudentsWHERE Student level = 'BTECH'HAVING AVG (marks) > 55GROUP BY Student level;O C. SELECT Student level, AVG(marks) average_markFROM StudentsWHERE Student level = 'BTECH'GROUP BY Student levelHAVING average_mark > 55;O d. SELECT Student level, AVG (marks)average_markFROM StudentsWHERE AVG (marks) > 55HAVING Student level = 'BTECH'GROUP BY Student_level;ae here to searchDELL

Option C is the correct and valid Answer SELECT Student_level, AVG(marks)average_mark FROM…

Answered: C. SELECT Student level,…

C. SELECT Student level, AVG(marks)average_mark FROM Students WHERE Student level = 'BTECH' %3D GROUP BY Student level HAVING average mark > 55;

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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Question

Choose the SQL statement that has no syntax error and is valid.
a. SELECT Student level, AVG (marks) average_mark
of
FROM Students
WHERE Student level = 'BTECH'
stion
GROUP BY Student level
HAVING AVG (marks) > 55;
b. SELECT Student level, AVG (marks) average_mark
FROM Students
WHERE Student level = 'BTECH'
HAVING AVG (marks) > 55
GROUP BY Student level;
O C. SELECT Student level, AVG(marks) average_mark
FROM Students
WHERE Student level = 'BTECH'
GROUP BY Student level
HAVING average_mark > 55;
O d. SELECT Student level, AVG (marks)average_mark
FROM Students
WHERE AVG (marks) > 55
HAVING Student level = 'BTECH'
GROUP BY Student_level;
a
e here to search
DELL

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