Update DB creation script (comments and new fields)

create_rating_db.sql

+/* 
+MYSQL script
+
+Run: mysql -u rating -p -D rating_db < create_rating_db.sql
+*/
+
+/* Drop all tables (cascade removes foreign keys also) */
+
+DROP TABLE IF EXISTS background_question_answer;
+DROP TABLE IF EXISTS background_question_option;
+DROP TABLE IF EXISTS background_question;
+DROP TABLE IF EXISTS forced_id;
+DROP TABLE IF EXISTS user;
+DROP TABLE IF EXISTS trial_randomization;
+DROP TABLE IF EXISTS embody_answer;
+DROP TABLE IF EXISTS answer;
+DROP TABLE IF EXISTS answer_set;
+DROP TABLE IF EXISTS question;
+DROP TABLE IF EXISTS page;
+DROP TABLE IF EXISTS experiment;
+
+CREATE TABLE experiment (
+	idexperiment INTEGER NOT NULL AUTO_INCREMENT,
+	name VARCHAR(120), 
+	instruction TEXT, 
+	directoryname VARCHAR(120), 
+	language VARCHAR(120), 
+	status VARCHAR(120), 
+	randomization VARCHAR(120), 
+	short_instruction TEXT, 
+	single_sentence_instruction TEXT, 
+	is_archived VARCHAR(120), 
+	creator_name VARCHAR(120), 
+	research_notification_filename VARCHAR(120), 
+	creation_time DATETIME, 
+	stimulus_size VARCHAR(120), 
+	consent_text TEXT, 
+	use_forced_id VARCHAR(120), 
+	PRIMARY KEY (idexperiment)
+);
+
+/* New fields for updating embody tool to onni.utu.fi */
+ALTER TABLE experiment ADD COLUMN (embody_enabled BOOLEAN DEFAULT 0);
+
+/* Answer set holds session information about users experiment */
+CREATE TABLE answer_set (
+	idanswer_set INTEGER NOT NULL AUTO_INCREMENT, 
+	experiment_idexperiment INTEGER, 
+	session VARCHAR(120), 
+	agreement VARCHAR(120), 
+	answer_counter INTEGER, 
+	registration_time DATETIME, 
+	last_answer_time DATETIME, 
+	PRIMARY KEY (idanswer_set), 
+	FOREIGN KEY(experiment_idexperiment) REFERENCES experiment (idexperiment)
+);
+
+/* Background questions are asked before the experiment begins */ 
+CREATE TABLE background_question (
+	idbackground_question INTEGER NOT NULL AUTO_INCREMENT,
+	background_question VARCHAR(120), 
+	experiment_idexperiment INTEGER, 
+	PRIMARY KEY (idbackground_question)
+);
+CREATE TABLE background_question_option (
+	idbackground_question_option INTEGER NOT NULL AUTO_INCREMENT,
+	background_question_idbackground_question INTEGER, 
+	option VARCHAR(120), 
+	PRIMARY KEY (idbackground_question_option), 
+	FOREIGN KEY(background_question_idbackground_question) REFERENCES background_question (idbackground_question)
+);
+CREATE TABLE background_question_answer (
+	idbackground_question_answer INTEGER NOT NULL AUTO_INCREMENT,
+	answer_set_idanswer_set INTEGER, 
+	answer VARCHAR(120), 
+	background_question_idbackground_question INTEGER, 
+	PRIMARY KEY (idbackground_question_answer), 
+	FOREIGN KEY(answer_set_idanswer_set) REFERENCES answer_set (idanswer_set), 
+	FOREIGN KEY(background_question_idbackground_question) REFERENCES background_question (idbackground_question)
+);
+
+/* Randomize experiment page order  */
+CREATE TABLE trial_randomization (
+	idtrial_randomization INTEGER NOT NULL AUTO_INCREMENT, 
+	page_idpage INTEGER, 
+	randomized_idpage INTEGER, 
+	answer_set_idanswer_set INTEGER, 
+	experiment_idexperiment INTEGER, 
+	PRIMARY KEY (idtrial_randomization)
+);
+
+CREATE TABLE user (
+	id INTEGER NOT NULL AUTO_INCREMENT, 
+	username VARCHAR(64), 
+	email VARCHAR(120), 
+	password_hash VARCHAR(128), 
+	PRIMARY KEY (id)
+);
+INSERT INTO user VALUES(1,'Yngwie',NULL,'pbkdf2:sha256:50000$QioS5ICE$17a468394e72aef1243576aa80d29c296c6482ada48be9d25bd7c3b6e8129b40');
+
+/* By using forced ID login subjects can only participate to a rating task by logging in with a pregenerated ID */
+CREATE TABLE forced_id (
+	idforced_id INTEGER NOT NULL AUTO_INCREMENT,
+	experiment_idexperiment INTEGER, 
+	pregenerated_id VARCHAR(120), 
+	PRIMARY KEY (idforced_id), 
+	FOREIGN KEY(experiment_idexperiment) REFERENCES experiment (idexperiment)
+);
+
+/* Information about stimulus type and content on a page */
+CREATE TABLE page (
+	idpage INTEGER NOT NULL AUTO_INCREMENT,
+	experiment_idexperiment INTEGER, 
+	type VARCHAR(120), 
+	text VARCHAR(120), 
+	media VARCHAR(120), 
+	PRIMARY KEY (idpage), 
+	FOREIGN KEY(experiment_idexperiment) REFERENCES experiment (idexperiment)
+);
+
+/* Slider question */
+CREATE TABLE question (
+	idquestion INTEGER NOT NULL AUTO_INCREMENT,
+	experiment_idexperiment INTEGER, 
+	question VARCHAR(120), 
+	`left` VARCHAR(120), 
+	`right` VARCHAR(120), 
+	PRIMARY KEY (idquestion), 
+	FOREIGN KEY(experiment_idexperiment) REFERENCES experiment (idexperiment)
+);
+
+/* Slider answer */
+CREATE TABLE answer (
+	idanswer INTEGER NOT NULL AUTO_INCREMENT,
+	question_idquestion INTEGER, 
+	answer_set_idanswer_set INTEGER, 
+	answer VARCHAR(120), 
+	page_idpage INTEGER, 
+	PRIMARY KEY (idanswer), 
+	FOREIGN KEY(answer_set_idanswer_set) REFERENCES answer_set (idanswer_set), 
+	FOREIGN KEY(page_idpage) REFERENCES page (idpage), 
+	FOREIGN KEY(question_idquestion) REFERENCES question (idquestion)
+);
+
+/* Embody answer (coordinates). Answer is saved as a json object {x:[1,2,100,..], y:[3,4,101,..]} */
+CREATE TABLE embody_answer (
+	idanswer INTEGER NOT NULL AUTO_INCREMENT,
+	answer_set_idanswer_set INTEGER, 
+	page_idpage INTEGER, 
+	coordinates TEXT, 
+	PRIMARY KEY (idanswer), 
+	FOREIGN KEY(answer_set_idanswer_set) REFERENCES answer_set (idanswer_set), 
+	FOREIGN KEY(page_idpage) REFERENCES page (idpage) 
+);
+
+/* Create indexes for faster operations */
+CREATE INDEX ix_experiment_consent_text ON experiment (consent_text(255));
+CREATE INDEX ix_experiment_creation_time ON experiment (creation_time);
+CREATE UNIQUE INDEX ix_experiment_directoryname ON experiment (directoryname);
+CREATE INDEX ix_experiment_instruction ON experiment (instruction(255));
+CREATE INDEX ix_experiment_name ON experiment (name);
+CREATE INDEX ix_experiment_short_instruction ON experiment (short_instruction(255));
+CREATE INDEX ix_experiment_single_sentence_instruction ON experiment (single_sentence_instruction(255));
+CREATE UNIQUE INDEX ix_user_email ON user (email);
+CREATE UNIQUE INDEX ix_user_username ON user (username);
+CREATE INDEX ix_answer_set_last_answer_time ON answer_set (last_answer_time);
+CREATE INDEX ix_answer_set_registration_time ON answer_set (registration_time);
+CREATE INDEX ix_page_media ON page (media);
+CREATE INDEX ix_page_text ON page (text);
+CREATE INDEX ix_page_type ON page (type);
+