should be it

external/duckdb/benchmark/ldbc/queries/interactive-complex-7.sql

@@ -0,0 +1,21 @@
+select p_personid, p_firstname, p_lastname, l.l_creationdate, m_messageid,
+	COALESCE(m_ps_imagefile,'')||COALESCE(m_content,''),
+  0 as lag, -- TODO
+  --EXTRACT(EPOCH FROM (l.l_creationdate - m_creationdate)) / 60 as lag,
+    (case when exists (select 1 from knows where k_person1id = 21990232556256 and k_person2id = p_personid) then 0 else 1 end) as isnew
+from
+  (select l_personid, max(l_creationdate) as l_creationdate
+   from likes, message
+   where
+     m_messageid = l_messageid and
+     m_creatorid = 21990232556256
+   group by l_personid
+   order by 2 desc
+   limit 20
+  ) tmp, message, person, likes as l
+where
+	p_personid = tmp.l_personid and
+	tmp.l_personid = l.l_personid and
+	tmp.l_creationdate = l.l_creationdate and
+	l.l_messageid = m_messageid
+order by 4 desc, 1