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2026 / Optimization

PLOP

PLOP: Cost-Based Placement of Semantic Operators in Hybrid Query Plans

What it contributes

Balances model-call cost against relational processing cost when choosing semantic operator placement in mixed query plans.

How to read the evidence

The current record is titled PLOP, not Horrila. Rewrites and cost analysis rely on the paper's stated semantics and caching assumptions.

We checked the primary publication record and abstract. This profile summarizes author-reported work; it does not claim a full-paper audit, implementation audit, or independent reproduction.

Explore the connections

Operator placementCost modelsSemantic joins
  • Palimpzest — Declarative pipelines
  • NousDB — Semantic relational algebra
  • JEVDB — SQL / typed decisions