Webservices

services/db_schema/tests and queries/useful_queries.sql

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+-- Useful queries
+
+-- User presence
+SELECT
+	u.name,
+	u.surname,
+	CASE WHEN p.will_be_present THEN 'Yes' ELSE 'No' END as will_be_present,
+	p.notes, 
+	p.created as when_user_answered
+FROM presence p 
+LEFT JOIN `user` u 
+	ON p.user_id = u.id
+	
+-- User started app
+SELECT
+	u.name,
+	u.surname,
+	t.created AS logged_in
+FROM token t
+LEFT JOIN `user` u 
+	ON u.id = t.user_id 
+ORDER BY logged_in ASC
+
+-- Report
+SELECT 
+	u.name,
+	u.surname,
+	(SELECT t.created FROM token t WHERE t.user_id = u.id ORDER BY t.created ASC LIMIT 1) AS started_app,
+	CASE WHEN p.will_be_present IS NULL THEN '⏳' ELSE (
+		CASE WHEN p.will_be_present THEN '✅' ELSE '❌' END
+		) END as will_be_present,
+	p.created as when_user_answered,
+	p.notes
+FROM `user` u
+LEFT JOIN presence p 
+	ON p.user_id = u.id
+GROUP BY u.id
+ORDER BY when_user_answered DESC, started_app DESC
+
+-- Clear user token
+DELETE FROM token WHERE user_id = 2
+
+