Comments with highest score (multisite)

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Motor Vehicle Maintenance and Repair Meta

Q&A about the site for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles

---based on this template: https://data.stackexchange.com/stackoverflow/query/1004129/multi-db-template-with-hostname

declare @sql nvarchar(max)

create table #result (site sysname
                    , hostname sysname
                    , score integer
                    , commentid integer
                    , commenttext nvarchar(600)
                    , userid integer
                    , userdisplayname nvarchar(40)
                    )

select @sql = N'insert into #result' + STRING_AGG(concat(N'
select ''', name ,N''' as site
     , ''',hostname ,N'''
     , score, id, text, userid, userdisplayname
from ', quotename(name), N'.dbo.comments c 
where score>=##min?100##
'),N' 
union all')
from (select convert(nvarchar(max),name) name
    -- , convert(nvarchar(max),sitename)  sitename
    -- , meta
    -- , domain
     ,  concat( 
        -- based on an idea from Glorfindel 
        -- https://meta.stackexchange.com/a/321181
        (case sitename
        WHEN 'Audio' THEN 'video'
        WHEN 'Beer' THEN 'alcohol'
        WHEN 'CogSci' THEN 'psychology'
        WHEN 'Garage' THEN 'mechanics'
        WHEN 'Health' THEN 'medicalsciences'
        WHEN 'Moderators' THEN 'communitybuilding'
        WHEN 'Photography' THEN 'photo'
        WHEN 'Programmers' THEN 'softwareengineering'
        WHEN 'Vegetarian' THEN 'vegetarianism'
        WHEN 'Writers' THEN 'writing'
        WHEN 'Br' THEN 'pt'
        WHEN 'Mathoverflow' THEN concat((meta+'.'), sitename)
        ELSE case when sitename = domain then null else sitename end
        end +'.')
        , (case 
           when sitename <> 'mathoverflow' then (meta+'.') 
           else null 
           end) 
        , (case 
           when sitename <> 'mathoverflow' then concat((domain + '.'), 'com') 
           else 'net' 
           end)
        ) hostname
from (
select name
, case parsename(name,1) 
  when 'Meta' then parsename(name,2)
  else parsename(name,1) 
  end [sitename]
, case parsename(name,1) 
  when 'Meta' then 'meta'
  else null
  end [meta]
  , coalesce(parsename(name,3), parsename(name,2)) [domain]
from sys.databases
where database_id > 5
---and (name not like '%.Meta' or name = 'StackExchange.Meta')
) dbs
) dbsall

exec (@sql)



select top(##num?500##)
  rank() over(order by score desc) as [Rank],
  site , hostname, score,
  concat('https://',hostname,'/posts/comments/',commentid),
  commenttext,
  concat('https://',hostname,'/users/',userid),
  userdisplayname                   
from #result
order by score DESC

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