WIP: migration from sqlite to postgres

model/postgres_sql_requests.py

@@ -0,0 +1,103 @@
+schema_create = """create table if not exists squads_stats_states (
+action_id integer,
+leaderboard_type text,
+platform text,
+squadron_id integer,
+score bigint,
+percentile integer,
+rank integer,
+name text,
+tag text,
+timestamp timestamp default timezone('utc', now()));
+
+create index if not exists idx_action_id_0 on squads_stats_states (action_id);
+create index if not exists idx_platform_leaderboard_type_1 on squads_stats_states(platform, leaderboard_type);
+"""
+
+select_last_action_id = """select action_id 
+from squads_stats_states
+order by action_id desc
+limit 1;"""
+
+insert_leader_board = """insert into squads_stats_states (action_id, leaderboard_type, platform, squadron_id, score, 
+percentile, rank, name, tag) 
+values 
+(%(action_id)s, %(LB_type)s, %(platform)s, %(squadron)s, %(score)s, %(percentile)s, %(rank)s, %(name)s, %(tag)s);"""
+
+select_activity = """select *, sum_score - sum_score_old as diff from 
+(select sum_score, min(timestamp) as timestamp, action_id, lag (sum_score, 1, 0) over (order by sum_score) sum_score_old 
+from (
+    select sum(score) as sum_score, timestamp, action_id 
+    from squads_stats_states 
+    where 
+        leaderboard_type = :LB_type and 
+        platform = :platform and
+        :high_timestamp >=  timestamp and 
+        timestamp >= :low_timestamp 
+    group by action_id
+    ) 
+group by sum_score 
+order by timestamp desc 
+limit :limit);"""
+
+select_activity_pretty_names = """select 
+sum_score::bigint as "TotalExperience", 
+to_char(timestamp, 'YYYY-MM-DD HH24:MI:SS') as "Timestamp UTC",
+action_id::bigint as "ActionId", 
+sum_score_old::bigint as "TotalExperienceOld", 
+(sum_score - sum_score_old)::bigint as "Diff" 
+from 
+    (
+        select 
+            sum_score, 
+            min(timestamp) as timestamp, 
+            action_id, 
+            lag (sum_score, 1) over (order by sum_score) sum_score_old 
+        from (
+                select sum(score) as sum_score, min(timestamp) as timestamp, action_id 
+                from squads_stats_states 
+                where 
+                    leaderboard_type = %(LB_type)s and 
+                    platform = %(platform)s and
+                    %(high_timestamp)s::timestamp >=  timestamp and 
+                    timestamp >= %(low_timestamp)s::timestamp 
+                group by action_id
+             ) as foo
+    group by sum_score, action_id 
+    order by timestamp desc 
+    
+    ) as foo1
+where (sum_score - sum_score_old) > 0 
+limit %(limit)s;"""
+
+select_diff_by_action_id = """select 
+    new_stats.name as SquadronName,
+    new_stats.tag, 
+    new_stats.score as TotalExperience, 
+    old_stats.score as TotalExperienceOld, 
+    new_stats.score - old_stats.score as TotalExperienceDiff, 
+    new_stats.leaderboard_type as LeaderBoardType, 
+    new_stats.platform as Platform
+from (
+    select * 
+    from squads_stats_states 
+    where action_id = %(action_id)s) new_stats 
+inner join 
+    (
+        select * 
+        from squads_stats_states 
+        where action_id in (
+                            select distinct squads_stats_states.action_id 
+                            from squads_stats_states, (
+                                                        select timestamp, platform, leaderboard_type, action_id 
+                                                        from squads_stats_states 
+                                                        where action_id = %(action_id)s limit 1) sub1 
+                            where 
+                                squads_stats_states.platform = sub1.platform and 
+                                squads_stats_states.leaderboard_type = sub1.leaderboard_type and 
+                                squads_stats_states.action_id < sub1.action_id 
+                            order by squads_stats_states.action_id desc 
+                            limit 1)) old_stats 
+on new_stats.squadron_id = old_stats.squadron_id 
+where new_stats.score - old_stats.score > 0
+order by new_stats.score - old_stats.score desc;"""