{"slug":"gulmezeren2-byte-migration-review","source_name":"gulmezeren2-byte/migration-review","name":"Gulmezeren2 Byte/Migration Review","description":"Review a database migration before it runs in production. Covers lock acquisition and how long each statement holds one, the difference between a metadata lock and a row lock, adding a column with a default on a large table, backfilling in batches with a bounded window, creating an index concurrently and what happens when that fails halfway, dropping a column that application code still references, renaming in two deploys instead of one, foreign keys added as NOT VALID and validated separately, ","version":1,"lift":{"pass_rate_delta_pts":9.09,"pass_rate_pct":95.5,"total_cases":22,"passed_cases":21,"tokens_delta_pct":30.3,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-03T16:23:59.193368+00:00"},"skill_score":0.9545,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":9.09,"with_pass_pct":95.5,"without_pass_pct":86.4,"tokens_delta_pct":30.3,"turns_delta_pct":0,"total_cases":22,"cases_aggregated":22,"verdict":"mixed","never_hurt":true,"completed_at":"2026-08-03T16:23:59.193368+00:00","run_id":"e2df3425-b121-419b-9ac8-9d3c95774ee8","version_number":1,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"MIT","install_count":0,"manifest_hash":"f3e9e2cf283daa31035993b772217d6c45f8034f3d92b781cfec74745a855122","raw_url":"https://app.decimal.ai/s/gulmezeren2-byte-migration-review/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/gulmezeren2-byte-migration-review"}