← Aivana Database EngineerCONTENT HISTORY

Update to Aivana Database Engineer

Snapshot Sep 30, 2026 · 23:16 UTC · version 1.1.0

Collection source: not recorded for this historical snapshot.

WHAT CHANGED · RULE-BASED ANALYSIS

First saved snapshot

No earlier snapshot is available to establish a change.

Compare saved observations

Download comparison JSON

Full technical diff · 0 changed fields

Full snapshot data

{
  "name": "index-roi-simulator",
  "description": "Ranks index candidates by read benefit, write penalty, storage cost, and maintenance risk.",
  "included_files": [],
  "skill_md_contents": "---\nname: index-roi-simulator\ndescription: Ranks index candidates by read benefit, write penalty, storage cost, and maintenance risk.\n---\n\n# Index ROI Simulator\n\nRun:\n\n```bash\nnode runtime/runTool.js index_roi_simulator '{\"candidates\":[{\"id\":\"idx_events_user_email\",\"readBenefitMs\":180,\"readQps\":40,\"writePenaltyMs\":3,\"writeQps\":8,\"storageMb\":512}]}'\n```\n\nReturns ranked candidates, ROI score, break-even signal, and benchmark recommendation.\n"
}

SHA-256: 09ca76aeb107fdb276de084b7bf42d328f32ed19fe26752e7935aefd6bf928fc