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Update cypher query in find_by_id() and get_similar_people() in people.py #27

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Update cypher query in find_by_id() and get_similar_people() in people.py #27

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ebaaad1
Update cypher query in find_by_id() and get_similar_people() in peopl…
amaan784 Mar 12, 2024
6ca97a9
Update cypher query in find_by_id() and get_similar_people() in peopl…
amaan784 Mar 12, 2024
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17 changes: 9 additions & 8 deletions api/dao/people.py
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Original file line number Diff line number Diff line change
Expand Up @@ -56,9 +56,9 @@ def get_person(tx, id):
row = tx.run("""
MATCH (p:Person {tmdbId: $id})
RETURN p {
.*,
actedCount: size((p)-[:ACTED_IN]->()),
directedCount: size((p)-[:DIRECTED]->())
.*,
actedCount: count {(p)-[:ACTED_IN]->()},
directedCount: count {(p)-[:DIRECTED]->()}
} AS person
""", id=id).single()

Expand All @@ -81,11 +81,12 @@ def get_similar_people(self, id, limit = 6, skip = 0):
def get_similar_people(tx, id, skip, limit):
result = tx.run("""
MATCH (:Person {tmdbId: $id})-[:ACTED_IN|DIRECTED]->(m)<-[r:ACTED_IN|DIRECTED]-(p)
WITH p, collect(m {.tmdbId, .title, type: type(r)}) AS inCommon
RETURN p {
.*,
actedCount: size((p)-[:ACTED_IN]->()),
directedCount: size((p)-[:DIRECTED]->()),
inCommon: collect(m {.tmdbId, .title, type: type(r)})
.*,
actedCount: count {(p)-[:ACTED_IN]->()},
directedCount: count {(p)-[:DIRECTED]->()},
inCommon: inCommon
} AS person
ORDER BY size(person.inCommon) DESC
SKIP $skip
Expand All @@ -96,4 +97,4 @@ def get_similar_people(tx, id, skip, limit):

with self.driver.session() as session:
return session.execute_read(get_similar_people, id, skip, limit)
# end::getSimilarPeople[]
# end::getSimilarPeople[]