The new JOB-Complex benchmark reveals that both PostgreSQL and learned cost models select plans up to 11x slower than the best known plans on queries with string and non-key joins and complex predicates.
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JOB-Complex: A Challenging Benchmark for Traditional & Learned Query Optimization
The new JOB-Complex benchmark reveals that both PostgreSQL and learned cost models select plans up to 11x slower than the best known plans on queries with string and non-key joins and complex predicates.