-- Report for the ERGO mandator, created as part of Viversa 7.0 development -- declare @theme_id uniqueidentifier -- set @theme_id = 'ACDCFC45-D44E-43B4-AB61-C68439BDDCEC' -- create a table which holds all individual user/tg combinations with the average learning time of the user -- for all target groups the theme is in select user_id, tblUsersTargetGroups.targetGroup_id, (select COUNT(*) from tblUsersTargetGroups as utg where utg.targetGroup_id=tblUsersTargetGroups.targetGroup_id) as 'numberOfUsersInTG', avg(tblStatsThemeSessions.durationSeconds) as 'avgLearningTime' into #tempResult from tblStatsThemeSessions inner join tblUsersTargetGroups on tblUsersTargetGroups.UserCn=tblStatsThemeSessions.user_id inner join tblEduOffersTargetGroups on tblEduOffersTargetGroups.targetGroup_id=tblUsersTargetGroups.targetGroup_id inner join tblEduOffersModules on tblEduOffersModules.eduOffer_id=tblEduOffersTargetGroups.eduOffer_id inner join tblModuleItems on tblModuleItems.module_id=tblEduOffersModules.module_id where tblModuleItems.item_id=@theme_id and tblStatsThemeSessions.theme_id=@theme_id --and tblStatsThemeSessions.durationSeconds is not null group by user_id, tblUsersTargetGroups.targetGroup_id -- get the desired result select (select title from tblTargetGroups where tblTargetGroups.id=#tempResult.targetGroup_id) as 'Target group', numberOfUsersInTG as 'Target group users', COUNT(*) as 'quantity of users', case when numberOfUsersInTG>0 then COUNT(*)*100 / numberOfUsersInTG else 0 end as 'quantity of users (percentage)', round(cast(avg(avgLearningTime) as float)/60, 2) as 'Average learning time per user (min.)' from #tempResult group by targetGroup_id, numberOfUsersInTG order by 'target group' drop table #tempResult