Performance Bulk Operations

Use Jeff Dean and Sanjay Ghemawat's canonical bulk-operations guidance. Use when multiple transformations can be fused or batched to reduce passes, round trips, dispatch overhead, or intermediate materialization.

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Bulk operations

Read the exact current source section before applying it:

python3 ~/.codex/skills/performance-hints/scripts/fetch_section.py bulk-operations --output text

Canonical section: Bulk operations

Attribute the guidance to Jeff Dean and Sanjay Ghemawat. Do not assume every hint applies: inspect the code, identify the relevant cost, and measure or estimate before recommending a change.

boshjerns/performance-hints-agent-skills/tree/main/skills/performance-bulk-operations commit ed721f2023

Frequently asked questions

npx skillmds@latest add boshjerns/performance-bulk-operations