Initial commit

service/data/diff.sql

@@ -0,0 +1,42 @@
+-- Extazyk,Smokefire,Smokemantra,Муркот,Растафаркрай,Хихихантер
+with char1_achievements as (
+	select id,
+		date,
+		completed
+	from achievements
+	where name = 'Extazyk'
+),
+char2_achievements as (
+	select id,
+		date,
+		completed
+	from achievements
+	where name = 'Smokemantra'
+),
+all_achievements as (
+	select id
+	from char1_achievements
+	union
+	select id
+	from char2_achievements
+)
+select all_achievements.id,
+	COALESCE(char1_achievements.completed, 0) as char1_completed,
+	char1_achievements.date as char1_date,
+	COALESCE(char2_achievements.completed, 0) as char2_completed,
+	char2_achievements.date as char2_date,
+	case
+		when char1_achievements.id is null then 'Only in Character2'
+		when char2_achievements.id is null then 'Only in Character1'
+		when char1_achievements.completed != char2_achievements.completed then 'Completion status differs'
+		when char1_achievements.date != char2_achievements.date then 'Dates differ'
+		else 'Same'
+	end as difference_type
+from all_achievements
+	left join char1_achievements on all_achievements.id = char1_achievements.id
+	left join char2_achievements on all_achievements.id = char2_achievements.id
+where char1_achievements.id is null
+	or char2_achievements.id is null
+	or char1_achievements.completed != char2_achievements.completed
+	or char1_achievements.date != char2_achievements.date
+order by all_achievements.id;