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Developer-C 11.1
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2012
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CREATE TABLE messages ( message_id INT UNSIGNED NOT NULL AUTO_INCREMENT, time_stamp DATETIME NOT NULL, from_user INT UNSIGNED NOT NULL, to_user INT UNSIGNED NOT NULL, message_content TEXT NOT NULL, media_id INT, seen BOOLEAN, subject TINYTEXT NOT NULL, PRIMARY KEY (message_id), -- FOREIGN KEY (from_user) REFERENCES user (user_id), -- FOREIGN KEY (to_user) REFERENCES user (user_id), -- FOREIGN KEY (media_id) REFERENCES digital_media (media_id), INDEX (time_stamp, from_user, to_user, seen));