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feat(calibration): phase-2 hardening from the production applies — plan-file replay, class policy, rate + statement limits #8248

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Merged
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Jul 23, 2026
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feat(calibration): phase-2 hardening from the production applies — plan-file replay, class policy, rate + statement limits #8248

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8 changes: 7 additions & 1 deletion scripts/backfill-calibration-corpus-phase2.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -440,7 +440,13 @@ async function runRawContextPass(args: Args, budget: RequestBudget, state: Curso
state.rawContextResumeFrom = row.target_key;
continue;
}
const patched = patchFiredMetadataWithDiff(row.metadata_json, await diffResponse.text());
const diffText = await diffResponse.text();
// The D1 CLI driver inlines the UPDATE as literal SQL (wrangler --command cannot bind parameters), and
// quote-doubling can double the payload: a full 120KB diff exceeds D1's per-statement length
// (SQLITE_TOOBIG, hit live at row 37 of the first cloud apply). Cap the literal path with a
// self-describing marker; the pg driver binds parameters and keeps the full bound diff.
const bounded = pgSession || diffText.length <= 45_000 ? diffText : `${diffText.slice(0, 45_000)}\n[diff truncated: D1 CLI statement-length limit]`;
const patched = patchFiredMetadataWithDiff(row.metadata_json, bounded);
if (patched === null) {
report.alreadyPatched += 1;
} else if (args.apply) {
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