Update 22-00550-game-play-analysis-iv.sql

Author: leetlab11

22-00550-game-play-analysis-iv.sql

@@ -1 +1,17 @@
+-- first, create a temp table which has player_id, and date of 1 day after min login date for all players(group by)
+-- write a SQL- count total players from Activity where their id and dates are in temp table(date after 1st login)
+-- this is done to check if a player logged in after 1st login
+-- if they match in temp table, count them
+-- then divide by total number of players
 
+select
+    round(count(player_id) / (select count(distinct player_id) from Activity),  2) as fraction
+from Activity
+where (player_id, event_date) in
+    (select player_id, adddate(min(event_date), interval 1 day) 
+    from Activity 
+    group by player_id)
+
+
+-- adobe- 2
+-- gsn games- 1