Plot the site activity by voting, questions, answers and comments, aggregated per week.
Q&A for students, teachers, and linguists wanting to discuss the finer points of the Russian language
select dd.id as id , dd.body as body, dd.date as date from(select p.id as id , p.parentid as parentid, c.text as body, c.creationdate as date
from (select id , parentid
where tags like '%microservices%' and tags like '%security%' and tags like '%single-sign-on%'
and tags like '%cloud%' and tags like '%paas%' ) p join comments c on p.id = c.postid) dd