Which of the following statements represents a correctly structured transaction?     BEGIN UPDATE track set media_type_id = 1 where album_id = 3 DELETE FROM playlist WHERE playlist_id = 1 INSERT INTO genre (genre_id, name) VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock') COMMIT UPDATE track set media_type_id = 1 where album_id = 3; DELETE FROM playlist WHERE playlist_id = 1; INSERT INTO genre (genre_id, name) VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock'); COMMIT; BEGIN; UPDATE track set media_type_id = 1 where album_id = 3; DELETE FROM playlist WHERE playlist_id = 1; INSERT INTO genre (genre_id, name) VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock'); COMMIT; BEGIN; COMMIT; UPDATE track set media_type_id = 1 where album_id = 3; DELETE FROM playlist WHERE playlist_id = 1; INSERT INTO genre (genre_id, name) VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock');

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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Which of the following statements represents a correctly structured transaction?

 
 
  • BEGIN
    UPDATE track
    set media_type_id = 1
    where album_id = 3
    DELETE FROM playlist
    WHERE playlist_id = 1
    INSERT INTO genre (genre_id, name)
    VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock')
    COMMIT

  • UPDATE track
    set media_type_id = 1
    where album_id = 3;
    DELETE FROM playlist
    WHERE playlist_id = 1;
    INSERT INTO genre (genre_id, name)
    VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock');
    COMMIT;

  • BEGIN;
    UPDATE track
    set media_type_id = 1
    where album_id = 3;
    DELETE FROM playlist
    WHERE playlist_id = 1;
    INSERT INTO genre (genre_id, name)
    VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock');
    COMMIT;

  • BEGIN;
    COMMIT;
    UPDATE track
    set media_type_id = 1
    where album_id = 3;
    DELETE FROM playlist
    WHERE playlist_id = 1;
    INSERT INTO genre (genre_id, name)
    VALUES (30, 'Funk' ),(31,'Classical'),(32,'Pop Rock');

     

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