Glossary: PostgreSQL for Developers
N+1 problem
Also written: N+1
One query for a list followed by one more query per row, a common ORM slowdown. Loading 500 orders and then each one's items takes 501 queries; selectinload fixes it.
Glossary: PostgreSQL for Developers
Also written: N+1
One query for a list followed by one more query per row, a common ORM slowdown. Loading 500 orders and then each one's items takes 501 queries; selectinload fixes it.