Which of the following statements would calculate the average bytes per millisecond grouped by the media_type_id in the track table? SELECT media_type_id, (bytes/milliseconds) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(bytes/milliseconds) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(milliseconds/bytes) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(bytes/milliseconds) FROM track;

Which of the following statements would calculate the average bytes per millisecond grouped by the media_type_id in the track table? SELECT media_type_id, (bytes/milliseconds) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(bytes/milliseconds) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(milliseconds/bytes) FROM track GROUP BY media_type_id; SELECT media_type_id, AVG(bytes/milliseconds) FROM track;

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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