declare @dateRangeStart datetime = '2020-01-01 00:00:00.000' declare @dateRangeEnd datetime = '2023-12-31 23:59:59.000' SELECT ISNULL(referenceScore_id,id) AS id, sum(educationTime) AS educationTime INTO #tmpScores FROM tblUserItemScores WHERE created >= @dateRangeStart and created <= @dateRangeEnd GROUP BY ISNULL(referenceScore_id,id) select u.descUserCn as 'PNR', u.Vorname as 'Vorname', u.Nachname as 'Nachname', case when i.itemType_id = 0 then 'Test' else case when i.itemType_id = 1 then 'Lernprogramm' else 'Modul' end end as 'Bausteintyp', i.titleForLearners as 'Titel für Lerner', h.startDate as 'Beginn', h.endDate as 'Ende', case when s.id is null then null else (SELECT educationTime from #tmpScores where #tmpScores.id = s.id) end as 'IDD-Zeit', l.learningDuration as 'Lerndauer' from tblStatusUserItemHistory h inner join v_Users u on u.intUserCn = h.user_id inner join tblItems i on i.id = h.item_id left join tblThemes l on l.id = i.id left join tblUserItemScores as s on h.id = s.status_id where h.status = 2 and i.itemType_id in (0,1,1001) and u.mandator_id = @current_mandator_id and h.startDate >= @dateRangeStart and h.startDate <= @dateRangeEnd and not exists(select 1 from tblStatusUserItemHistory h2 where h.id <> h2.id and h2.status = 2 and h.item_id = h2.item_id and h.user_id = h2.user_id and h.startDate < h2.startDate ) order by u.Nachname, u.Vorname, h.startDate drop table #tmpScores