Q608 added.

isinsuarici · Apr 4, 2023 · 648b2f7 · 648b2f7
1 parent 48085a0
commit 648b2f7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/SQL/Q608.sql b/SQL/Q608.sql
@@ -0,0 +1,4 @@
+select id,case when p_id is null then 'Root' 
+when id not in (select distinct p_id from tree where p_id is not null) then 'Leaf'
+else 'Inner' end as type from tree
+order by 1