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should be it

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Mars Ultor
2025-10-24 19:21:19 -05:00
parent a4b23fc57c
commit f09560c7b1
14047 changed files with 3161551 additions and 1 deletions
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34
external/duckdb/benchmark/ldbc/queries/bi-11.sql vendored Normal file
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/* Q11. Friend triangles
\set country '\'Belarus\''
*/
pragma enable_profiling;
WITH persons_of_country_w_friends AS (
SELECT p.p_personid AS personid
, k.k_person2id as friendid
FROM person p
, place ci -- city
, place co -- country
, knows k
WHERE 1=1
-- join
AND p.p_placeid = ci.pl_placeid
AND ci.pl_containerplaceid = co.pl_placeid
AND p.p_personid = k.k_person1id
-- filter
AND co.pl_name = 'Belarus'
)
SELECT count(*)
FROM persons_of_country_w_friends p1
, persons_of_country_w_friends p2
, persons_of_country_w_friends p3
WHERE 1=1
-- join
AND p1.friendid = p2.personid
AND p2.friendid = p3.personid
AND p3.friendid = p1.personid
-- filter: unique trinagles only
AND p1.personid < p2.personid
AND p2.personid < p3.personid
;