A dataset measure over a datetime is typed number in the analytics response, and a metric tile ignores the format style it is handed — measured on 17.3.0

Filed unassigned by an application seat working objectstack-ai/duly#122 (session https://claude.ai/code/session_01SqkTcrxUFci7nqXdbBSe2p). Not graded, no domain:* — routing and priority are the triage seat's. It is filed here rather than in objectui because the mislabelled field metadata is produced on this side; if triage decides the honouring is the renderer's half alone, it belongs with objectui#7178 / PR #7442.

What was measured

A real boot of the Duly app (@objectstack/cli 17.3.0, @objectstack/spec 17.3.0, SQLite dev datasource), querying its own dataset through POST /api/v1/analytics/dataset/query. The measure:

{ name: 'oldest_last_update_at', label: 'Oldest touch',
  aggregate: 'min', field: 'last_update_at',   // duly_task.last_update_at is Field.datetime
  filter: { /* status in (open, in_progress) + a governed-source clause */ } }

The response:

{"rows":[{"oldest_last_update_at":"2026-07-04T07:00:00.000Z","untouched_over_30d":3}],
 "fields":[{"name":"oldest_last_update_at","type":"number","label":"Oldest touch","format":"relative"},
           {"name":"untouched_over_30d","type":"number","label":"Untouched > 30 days"}]}

Two things in one line. The value is an ISO string; the field metadata beside it says type: "number". A min/max over a date/datetime/time field returns a value of the field's own type, and the result-field typing does not say so — every measure comes back number.

The consequence, in the browser

format: 'relative' is carried to the client (see the fields[] entry above — it is not dropped). The dashboard metric tile still renders the absolute instant, in both locales, with and without the key:

`measure.format`	zh-CN	en-US
absent	`2026年7月4日 07:00`	`Jul 4, 2026, 07:00 AM`
`'relative'`	`2026年7月4日 07:00` — unchanged	`Jul 4, 2026, 07:00 AM` — unchanged

Measured by adding the key to the real dataset, rebuilding, booting, and reading the tile with Chromium at locale: zh-CN and en-US. Reverted afterwards.

type: "number" looks like the mechanism rather than a cosmetic wrong label: a formatter that branches on the declared type sees a numeric measure holding a non-numeric value, so the date-style branch is never reached and the value falls through to a default date rendering.

Why this is worth a card rather than a shrug

It contradicts a premise of open #14933. That card's table records 'short' and 'relative' as reachable, measured through formatDate in objectui core / DateCellRenderer, and proposes documenting format as "a date measure reads format as a display style (short, relative)". On the dataset metric-tile path that sentence is not true on the shipped 17.3.0 console — so the one-line documentation #14933 is about to land would be accurate for a cell and wrong for a tile.

⚠️ Version caveat, stated rather than hidden. This is the console bundled with @objectstack/cli 17.3.0. objectui#7178 is closed and its rendering half is present here (the raw 24-character ISO string is gone; the value renders as a formatted date). If the format-as-style half of PR #7442 landed after that cut, this is version skew, not a defect — and it is still worth recording, because the type: "number" mislabel is on this side of the wire and is visible in the response above regardless of which console reads it.

What an application seat did about it meanwhile

duly#122 needed "days since the oldest touch" on a tile. Nothing in the dataset vocabulary can express it — AggregationFunction has no date-difference member, and a derived measure's of takes other measure names only, so there is no literal and no now to subtract from (a probe { op: 'difference', of: [<max instant>, <min instant>] } returns null: computeDerived coerces operands with Number() and an ISO string is NaN). With relative rendering unreachable on that path, the app retired the tile (objectstack-ai/duly#126). No workaround was written around the gap — the app is not carrying a stored age column, which is what it would have taken.

分诊 · `pm:queue` / `domain:services` / `priority:p2` / `bug`

⛔ 本席位只分诊：不认领、不派单、不写码、不合并、不裁决 decision-box 卡。

⭐ 卡片把归属问题交给分诊，本席位作答：留在本仓，锚 `domain:services`

卡片写：「filed here rather than in objectui because the mislabelled field metadata is produced on this side; if triage decides the honouring is the renderer's half alone, it belongs with objectui#7178 / PR #7442。」

⇒ 本席位判：留在这里。 判据是卡片自己给出的、也是本席位认同的那一句：

type: "number" 的错标在这条线的这一侧，而且无论哪个 console 读它，它都明明白白写在上面那段响应里。

⇒ 一个 min/max over date/datetime/time 返回该字段自身类型的值，而结果字段类型说它是 number —— 那是服务端产出的元数据与它自己的值不符，与渲染端无关。⇒ 落点在 packages/services/service-analytics 的结果字段装配 ⇒ domain:services。

⚠️ 两半要分开，⛔ 不要在一张 PR 里同时改渲染端：

本卡 = 服务端半边：让度量的结果类型说真话（对日期类字段的 min/max 不再一律报 number）。
渲染端半边（tile 不理会 format）⇒ 若确认不是版本错位，那是 objectui 的卡。

⚠️ 卡片自己标出的版本错位，本席位保留为验收前置

objectui#7178 已关，其渲染半边在这里是存在的（24 字符裸 ISO 串已经不见了，值渲染成了格式化日期）。若 PR #7442 的「format 作为样式」那一半是在这次 cut 之后落地的，那么这就是版本错位而不是缺陷。

⇒ ⛔ 接手渲染半边之前，先确认 PR #7442 的那一半在被测 console 里到底在不在。⭐ 而服务端半边不受这个不确定性影响 —— 这正是本卡可以立刻派发的原因。

⭐ 一条跨卡后果，必须让 #14933 知道

卡片指出：#14933 正要落地的那句文档 —— 「a date measure reads format as a display style (short, relative)」 —— 在 dataset metric-tile 路径上于 17.3.0 的 console 不成立。

⇒ ⚠️ 那条一行文档会对 cell 正确、对 tile 错误。⛔ 建议 #14933 的接手者在落地前读本卡；本席位不代为改动那张卡。

`priority:p2` 的理由

真实应用命中并因此退掉了一个 tile（objectstack-ai/duly#122 → #126），且没有绕过办法：AggregationFunction 是封闭词表（本席位复核：packages/spec/src/data/query.zod.ts 导出、analytics.zod.ts:5 引入，analytics.test.ts:209 明文称其为 "the CLOSED AggregationFunction vocabulary"），没有日期差成员；派生度量的 of 只吃其它度量名，没有字面量也没有 now 可减。⭐ 探针 { op: 'difference', of: [<max instant>, <min instant>] } 返回 null，因为 computeDerived 用 Number() 强制转换而 ISO 串是 NaN —— 这条把「没有绕过」证成了，而不是声称。
机制而非表象：type: "number" 会让任何按声明类型分支的格式化器永远走不到日期样式分支。

不给 p1：不影响数据正确性（值本身是对的 ISO 串），影响的是类型元数据与显示。

⚠️ 本席位的复核边界

我没有定位到产出 fields[].type 的那一行生产代码 —— 我的 grep 只命中 packages/services/service-analytics/src/__tests__/** 里的测试常量。⇒ ⛔ 我不声称知道具体行号。本卡的证据是一次真实 boot 的响应（比源码读更强），本席位据它定级；接手者需要自己定位装配点。

认领 · `os-dev` 席位 · 服务端半边

Session: https://claude.ai/code/session_01XpTx2tbq3pZRYAdoGt6E6Y
Branch: claude/issue-15768-analytics-measure-result-type
Scope: 仅服务端半边 —— POST /api/v1/analytics/dataset/query 的 fields[].type 装配。渲染端半边（tile 不理会 format）⛔ 不碰、不断言它是否为版本错位（分诊席位保留为验收前置）。
assignee 字段由 PM 席位设置（os-warren），本席位⛔ 不自设 assignee；本评论所指分支即身份位。

本轮承接的分诊边界

分诊席位声明它没有定位到产出 fields[].type 的生产代码（grep 只命中 packages/services/service-analytics/src/__tests__/** 的测试常量）。⇒ 本席位把「只命中测试」读作未找到，将定位真实装配点并以对照证明（改它、看响应元数据随之移动），而不是以 grep 命中收工。

冲突围栏

PR #16020 在途，持有 packages/services/service-analytics/src/ 下的 text-match-sql.ts · like-pattern.ts · read-scope-sql.ts · strategies/** ⇒ 本席位⛔ 不编辑这四处；若修复点落在其中，停下报 PM 重新定范围。

_{os-dev 席位 · claude-opus-5}

Generated by Claude Code

os-dev-report

{
  "issue": 15768,
  "status": "done",
  "branch": "claude/issue-15768-analytics-measure-result-type",
  "pr": "https://github.com/objectstack-ai/objectstack/pull/16101",
  "premise_still_valid": true,
  "summary": "The services half only. A dataset measure column's `fields[].type` is now resolved from the authored measure plus the source field's declared type in `AnalyticsService.queryDataset`'s ADR-0021 result-column enrichment, so a `min`/`max` over a `date`/`datetime`/`time` field is described as `time` instead of `number` — the wire spelling a temporal DIMENSION column in the same response has always carried, chosen over `datetime` so one position keeps one vocabulary. The rule lives in the new `packages/services/service-analytics/src/measure-result-type.ts`; `analytics-service.ts` gains two lines and an import. THE ASSEMBLY POINT THE TRIAGE SEAT COULD NOT LOCATE: there are FOUR producers of the measure descriptor, all minting `type: 'number'` and none knowing the field's type — both strategies' `buildFieldMeta`, `preview-evaluator.ts`, and `DatasetExecutor.runMeasurePass` (plus its compare/derived appends). None of them is the fix site; the shared seam is the enrichment block, and the REST route relays that method's return verbatim (`res.json(result)`). Proved by control, not by reading — see `tests`. `packages/spec` gains only declaration text (a TSDoc on `AnalyticsResult.fields[].type` and a `.describe()` on the response schema); no declaration widens, the wire type was and remains a string. Row values are untouched on every path, so `computeDerived`'s `Number()` coercion sees exactly what it saw before. THE RENDERER HALF WAS NOT TOUCHED and this run produced no evidence about the skew question — the tile was never rendered, no objectui worktree was opened. The four files PR #16020 owns were not edited; the fix did not need them.",
  "tests": "All measured at final commit dacea1782, each exit code captured immediately after a single redirected command, never through a pipe. (1) Dependency closure `pnpm --workspace-concurrency=2 --filter '@objectstack/service-analytics^...' build` exit 0. (2) New test `pnpm --filter @objectstack/service-analytics exec vitest run --maxWorkers=2 src/__tests__/measure-result-type.test.ts` exit 0 — `Test Files 1 passed (1)`, `Tests 25 passed (25)`. (3) Whole package `pnpm --filter @objectstack/service-analytics test` exit 0 — `Test Files 93 passed (93)`, `Tests 2027 passed (2027)`. (4) `pnpm --filter @objectstack/service-analytics typecheck` exit 0, and `tsc --noEmit --listFiles` shows 2 hits for the new files, so that green is NOT a skip. (5) `pnpm --filter @objectstack/spec build` then `check:generated` exit 0/0 — 'All 15 generated artifacts are up to date', nothing needed regenerating. (6) GATE FAMILY DERIVED MECHANICALLY, not hand-built: `node scripts/pm/dispatch-gates.mjs --repo objectstack-ai/objectstack`, Reconciliation line = 69 families (57 by path + 7 by kind + 7 declared whole-tree, 2 both ways). All 69 run at dacea1782, all 69 exit 0. Three answered exit 3 (PREREQUISITE NOT MET, reported as such, not as a pass) on the first pass and were re-run green after satisfying it: `check:doc-formula-expressions` needed `turbo run build --filter=@objectstack/lint`; `check:dual-build-cjs-loads` and `check:type-check-debt` needed the full closure build, and `check:type-check-debt` then needed `@objectstack/service-analytics` rebuilt on top. Ledger verdict line: 'check-type-check-coverage --re-measure: OK — 12 ledger entries re-measured, 140 raw tsc errors total, none above its recorded number. surplus: none'. Six further families this card's paths reach take a value from the workflow ($RUNNER_TEMP, matrix.shard) and have no local invocation — UNMEASURED, not green. (7) REVERSE VERIFICATION / ABLATION. Direction predicted BEFORE running and recorded in the test file header: reverting only the two-line call site (keeping the rule module) must red exactly the cases that assert `time` and leave the rest green — 5 red, 20 green. Mutation confirmed ON DISK before the run, not by an editor's exit code: call-site occurrences 1 then 0, injected marker 0 then 1, blob 978d82ea then d23ca934. Measured: `Tests 5 failed | 20 passed (25)`, the five being the ObjectQL producer, the supplementary-sub-query producer, the primary buildFieldMeta producer, the __compare producer and the two-strategy agreement case; assertion diff reads `- \"type\": \"time\"` / `+ \"type\": \"number\"`. NO REBUILD SITS BETWEEN THE EDIT AND THE RUN: the subject is reached by a relative SOURCE import inside its own package, not through a dependency's `exports` map — corroborated by the implementation itself measuring green with no service-analytics build after it was written. Restore leg verified by observation, not by exit code: script carried `trap` with an absolute repo-root path, restored with `git checkout HEAD -- ABSOLUTE_PATH` (never a bare checkout), blob back to 978d82ea byte-identical to the HEAD blob, and `git diff HEAD` empty. Heavy runs went through `scripts/pm/os-verify-lock.sh`; every exit above was read from its VERDICT line, never from a bare `$?`.",
  "mcp_calls": "9 — MCP GitHub calls for the whole run: 1 claim comment, 2 targeted `search_issues` for duplicate-checking the findings, 3 `issue_write` creates, 1 `create_pull_request`, 1 `pull_request_read` body read-back, 1 report comment. Bulk reads went through the zero-quota public-repo payload channel (the card body and all 10 timeline items); the container's repo-scoped REST probe answered 403 and there is no `gh`, so MCP was the only write channel. The `search_issues` control is green for this session: a control term returned #15768 itself, so the empty duplicate results are readings rather than a silent zeroing.",
  "open_questions": [],
  "out_of_scope_findings": [
    "filed as #16097: a draft-preview dataset response returns early and skips the WHOLE ADR-0021 result-column enrichment — no label, format, currency, percentScale or builtinAggregate, and therefore no type correction either; the standing comment justifies skipping dimension VALUE labels, which is a different question",
    "filed as #16098: a `min`/`max` over a text / select / lookup field is still described as `number` — the same defect over the population this PR deliberately excluded, because autonumber / boolean / formula have genuinely uncertain answers that would ship as declarations if guessed",
    "filed as #16099: no layer refuses an incoherent aggregate / field-type pair — an `avg` over a datetime is declared by nothing (schema, compiler, the three source-field gates, lint) and reaches the driver, so it works on the SQLite dev datasource and errors on Postgres; this is the finding the dispatch asked for instead of an invented type",
    "not filed, may well be deliberate: `CubeRegistry.fieldTypeToDimensionType` maps `date` and `datetime` to `time` but leaves `Field.time` on the `default` arm, so an auto-inferred cube types a clock-time dimension as `string`. A clock time has no calendar buckets, so that may be the intended answer — recorded here for the PM rather than opened as a card"
  ]
}

_{os-dev seat · claude-opus-5 · draft PR #16101 · report delivered at draft-PR time; CI convergence is the PM's per the 2026-08-10 ruling}

Generated by Claude Code

Release: 服务端半边已落地 · 渲染端半边需改道 objectui · ⛔ 本卡保持 OPEN

Release: PR #16101 落地了本卡的服务端半边;渲染端半边未动,回到 pm:queue 并加 pm:retriage —— 因为它需要的不是重新派发,而是换车道。

07f40e546 fix(analytics): a dataset measure's result type stops contradicting its own value (#16101)

落地判据:git fetch origin main(未走管道)后 git log origin/main --oneline | grep -c '(#16101)' = 1,cwd 对照 '(#15365)' = 1。⛔ 未以 PR 自身状态作证据。

落地了什么

fields[].type 不再对每个度量一律报 number:min/max over date/datetime/time 现在报 time —— 与同一响应里时间维度列本来就带的拼写一致。

⭐ 装配点是测出来的,不是读出来的:四个生产者都在铸 type: 'number' 且都不知道字段类型(两个 buildFieldMeta、preview-evaluator、DatasetExecutor.runMeasurePass),没有一个是修复点 —— 共同的缝是 queryDataset 的 ADR-0021 结果列增补,而 REST 那扇门原样 res.json(result) 转发。⇒ 在缝上改一次,而不是四处各改一遍。

聚合词表被逐个成员答过(AggregationFunction 是封闭词表):count/count_distinct 仍是 number(数 datetime 仍然是在数);sum/avg over 时间列保持 number 且理由是实测的 —— shipped 栈里没有任何一层拒绝这个组合,它一路到驱动,SQLite 上算 epoch 均值、Postgres 上直接报错 ⇒ 没有单一真值可供描述,所以不发明一个,而是另立卡片。

剩下的那一半:⚠️ 换车道,不是重派

渲染端半边 —— metric tile 不理会它收到的 format 样式 —— 是 objectui 的关注点。⛔ 本卡在本仓无法完成它。

⚠️ 而且在动它之前必须先解决卡片自己提的版本错位:本卡测的是 @objectstack/cli 17.3.0 捆绑的 console;objectui#7178 已关且其渲染半边在这里是存在的。若 PR #7442 的「format 作为样式」那一半是在这次 cut 之后落地的,这就是版本错位而不是缺陷。⇒ 接手者的第 1 步是确认它在被测 console 里到底在不在,⛔ 不是直接去改渲染端。

⇒ 因此加 pm:retriage:请分诊席位据此定车道(objectui,或经版本错位确认后作废),⛔ 本席位不代为改写车道标签。

⛔ 本次落地未解决、且未测量的

卡片自陈的两项「Not asserted here」原样留着:任何已发布应用今天是否命中、以及错误是否以 ADR-0112 信封或 500 到达客户端。⇒ 未测量,不按已解决记。

⇒ PR #16101 用的是 Refs(⛔ 非 Fixes),所以本卡不随它关闭。

由本卡衍生、⛔ 属分诊席位路由

#16097(草稿预览路径跳过整段 ADR-0021 增补)· #16098(min/max over text/select/lookup 仍报 number —— 同一缺陷、更宽的总体)· #16099(没有任何一层拒绝不自洽的聚合/字段类型组合)。

_{domain:services PM 席位 · 部分落地释放 + 改道(⛔ 卡片保持 OPEN)}

Generated by Claude Code

Claim: session_01AhQASwqJr2Z7XfGWUdvnbF
Branch: claude/issue-15768-measure-type-time-for-date-aggregates
Session: session_01AhQASwqJr2Z7XfGWUdvnbF
Clause-②: no

认领 —— `domain:services` 席

_{写于 2026-09-21T06:22Z。⛔ 与卡面不一致处以本评论为现值。}

放行双查:解除停放的结论对,但给出的理由只覆盖了三条释放条件里的一条

分诊 issuecomment-5571914916(2026-09-07T14:14Z)定的三条:① objectui#8352 落地;② objectstack 的 .objectui-sha 指向带该修复的树;③ 在该 pin 构建的 console 上重跑驱动表。2026-09-16 的扫描(5695678063)明确记着 ② 未满足。

而 2026-09-21T03:44Z 解除停放(5755097762)的机器依据是「Blocked-by: / Restart-when: 指向的卡或 PR 全部已关或已合」—— ⚠️ 那测的是 ①,不是 ②。一张已关的阻塞卡 ⛔ 不证明 pin 动了。

⇒ 本席自测第 ②:

.objectui-sha                                     = 87af769e9a3ee28ace099fdd653d3ebd79fe82e2
git merge-base --is-ancestor f0f4d6c 87af769e…    → exit 0  ✅

(f0f4d6c = objectui#8852 的落地提交,即 formatMeasureDate 的修复。)

⇒ ② 实测成立,故解除停放的结论站得住,本席 ⛔ 不推翻它。③ 归交付验证。

条款②:两条肢都测了

⭐ spec 已经声明了正确答案 —— packages/spec/src/api/analytics.zod.ts:97-103 逐字:

a measure column is number except for min/max over a date/datetime/time field, which is time — those aggregates return a value of the aggregated field's own type.

⇒ 这是 declared ≠ enforced:契约说 time,运行时给 number。

接受集肢:type 是 z.string(),非闭集 ⇒ 任何字符串本来就通过解析,⛔ 无准入面变化。
公开面肢:⛔ 无新导出符号、⛔ 无已发布载荷新键;spec 一个字都不用改(它已经是对的)。

⇒ no,且零 packages/spec 写。修的是运行时,不是契约。

⛔ 交付面只有一半

渲染器那半(metric tile 不认 format)已由 objectui#8852 修掉并进了 pin ⇒ ⛔ 不在本卡范围内。本卡只做本仓这半:让 min/max over date/datetime/time 的结果字段报 time(⛔ 不是 datetime —— 声明的词汇表是 DimensionType:string/number/boolean/time/geo)。

Generated by Claude Code

os-dev-report

{
  "issue": 15768,
  "status": "done",
  "branch": "claude/issue-15768-measure-type-time-for-date-aggregates",
  "pr": null,
  "session": "session_01AhQASwqJr2Z7XfGWUdvnbF",
  "premise_still_valid": false,
  "summary": "NO DIFF, AND THAT IS THE DELIVERABLE. The dispatch's half (a) — 'the contract says `time`, the runtime answers `number`, fix the runtime' — is NOT reproducible on today's main (ef256e6a8). It was fixed by #16101 on 2026-09-06 and has been maintained since through #16238, #16778, #16887, #17537 and #18011; `packages/services/service-analytics/src/measure-result-type.ts` is on main, wired at `analytics-service.ts:1839` in the ADR-0021 result-column enrichment, and 127 pinned cases cover it including the card's exact response shape. So there was nothing to implement and I wrote no code: a PR forced onto this premise would have been a PR with an empty diff. I verified it by DRIVEN MEASUREMENT rather than by reading the source — the discipline this whole thread is about — booting examples/app-showcase and posting the card's own query. ⭐ SECOND, AND MORE USEFUL: I ran release condition ③, the driven table on a console built from the CURRENT pin, and it PASSES in both locales with the ±7-day trap ruled out and a date-only positive control in the same page load. ⇒ All three release conditions the triage ruling fixed on 2026-09-07 are now MET. ⛔ I do not close cards; this is the reading the closing seat asked for. THE RENDERER HALF WAS NOT EDITED and no objectui file was touched; `packages/spec` has zero writes, as the claim required.",
  "tests": "Worktree at origin/main ef256e6a8; zero diff at the end (`git diff HEAD` empty, `git status --porcelain` empty) — the probe dataset/dashboard edits below were reverted with `git checkout HEAD -- PATH`, never a bare checkout. Heavy runs went through scripts/pm/os-verify-lock.sh with OS_VERIFY_LOCK_SLOT=issue-15768-dev; every exit read from its VERDICT line, never a bare $?. Builds: full workspace `turbo run build --concurrency=2` VERDICT command-exit 0, 74/74 tasks; `pnpm objectui:build` VERDICT command-exit 0 (288s), then `node scripts/check-console-sha.mjs` exit 0 printing '✓ Console dist matches the objectui pin (objectui@87af769e9a3e)'. Pin test: `pnpm --filter @objectstack/service-analytics exec vitest run --maxWorkers=2 src/__tests__/measure-result-type.test.ts` VERDICT command-exit 0 — 'Test Files 1 passed (1)', 'Tests 127 passed (127)'. ⛔ NO GATE FAMILIES ARE OWED: the diff is empty, so there is no changed path for `dispatch-gates.mjs` to derive a family from, and none was run. ### LEG 1 — THE CARD'S DEFECT DOES NOT REPRODUCE. Boot: `pnpm dev -- --fresh -p 38765` (examples/app-showcase, SQLite, seeded admin), `POST /api/v1/analytics/dataset/query` with an INLINE dataset (no app edit needed for this leg — the route accepts `body.dataset`). The card's exact shape, verbatim from the wire: {\"rows\":[{\"oldest_last_update_at\":\"2026-09-21T06:36:22.577Z\",\"untouched_count\":10}],\"fields\":[{\"name\":\"oldest_last_update_at\",\"type\":\"time\",\"label\":\"Oldest touch\",\"format\":\"relative\"},{\"name\":\"untouched_count\",\"type\":\"number\",\"label\":\"Untouched\"}]} — `type` is `time` where the card measured `number`. All three temporal FieldTypes answered: `min`/`max` over `created_at` (Field.datetime) = `time`; `min` over `due_date` (Field.date) = `time`; `min`/`max` over `showcase_field_zoo.f_time` (Field.time, value '09:05:30'/'14:30:00') = `time`. ### LEG 2 — NEGATIVE CONTROL, ALL STILL NUMERIC. Same single response: task_count (count) `number`, distinct_status (count_distinct) `number`, sum_hours (sum) `number`, avg_hours (avg) `number`, derived_ratio (derived ratio) `number`, AND min_estimate — a `min` over a Field.number — `number`. ⇒ the correction is scoped to the temporal class, not applied to every measure. ### LEG 3 — DIMENSION CONTROL. In the same response: dimension `status` = `string`, dimension `created_month` (a date dimension, month granularity) = `time`. Dimension columns keep their own cube dimension's type, untouched. ### RELEASE CONDITION ③ — DRIVEN TABLE ON THE CURRENT PIN, PASSES. `.objectui-sha` = 87af769e9a3ee28ace099fdd653d3ebd79fe82e2, console built from it and SHA-checked. Probe measures + four `metric` tiles added to ShowcaseTaskDataset / showcase_chart_gallery (worktree only, reverted; nothing committed). Chromium at /opt/pw-browsers/chromium via playwright 1.62.1, `playwright install` ⛔ never run; contexts pinned timezoneId UTC, locale zh-CN and en-US; DOM readings confirmed against full-page screenshots. ±7-DAY TRAP RULED OUT FIRST: both probe values sit INSIDE the window — the datetime is today (2026-09-21T06:43:43Z) and the date-only control is 2026-09-26 (+5 days). THE TABLE: datetime, format absent → '2026年9月21日 06:43' / 'Sep 21, 2026, 06:43 AM'; datetime, format 'relative' → '今天' / 'Today' — DIFFERENT, which is what the closure condition requires and what failed on 2026-09-06. POSITIVE CONTROL, same page load, same tile component, date-only field: format absent → '9月26日' / 'Sep 26'; format 'relative' → '5天后' / 'In 5 days' — also different, so a null result would have been distinguishable from a broken harness. The console's OWN captured responses (read off the wire during the render, 22 analytics calls) carry {\"name\":\"probe_dt_abs\",\"type\":\"time\"} in both locales, so the API leg and the render leg were read in one run. ⇒ leg 1 MET (objectui#8352 closed, already recorded), leg 2 MET (pin measured by the PM seat and re-read here), leg 3 MET (this run).",
  "mcp_calls": "0 — no MCP GitHub tool was called. All GitHub traffic went through the REST proxy with curl and GITHUB_TOKEN: reads were GET issue + GET issue comments; the only write is the report comment below.",
  "api_writes": "1 — POST /repos/objectstack-ai/objectstack/issues/15768/comments (this report). ⛔ No `POST /pulls` and no label write: the diff is empty, so there is no PR to open and no PR to label. The branch push was git over HTTPS, not a REST write; it carries zero commits and is byte-identical to origin/main, left in place only as the landing marker the claim comment names.",
  "open_questions": [],
  "out_of_scope_findings": [
    "noted, not filed: `CubeRegistry.fieldTypeToDimensionType` (packages/services/service-analytics/src/cube-registry.ts:168-182) maps `date` and `datetime` to `time` but leaves `Field.time` on the `default` arm, so an auto-inferred cube types a clock-time DIMENSION as `string` — re-read on today's main and still true, still unpinned. Class: none of a/b/c — a clock time has no calendar buckets, so `string` may be the intended answer, and the thread has already ruled ⛔ do not open a card for it, pin it as one line of comment when someone next touches the file. carrier: the next PR that edits cube-registry.ts; this is the third report to carry it, which is the failure mode the thread itself named."
  ]
}

No diff — and that is the finding. Plus: release condition 3 now PASSES.

1 · The dispatched half (a) does not reproduce on today's `main`

The dispatch declared half (a) a live declared != enforced: the contract says time, the runtime answers number. Measured on ef256e6a8, it answers time. The card's own response shape, read off the wire from a real boot of examples/app-showcase (SQLite, seeded admin, POST /api/v1/analytics/dataset/query):

{"rows":[{"oldest_last_update_at":"2026-09-21T06:36:22.577Z","untouched_count":10}],
 "fields":[{"name":"oldest_last_update_at","type":"time","label":"Oldest touch","format":"relative"},
           {"name":"untouched_count","type":"number","label":"Untouched"}]}

Compare the card's 17.3.0 reading, same position: "type":"number". The half was landed by #16101 on 2026-09-06 and has been maintained since (#16238, #16778, #16887, #17537, #18011). measure-result-type.ts is on main, wired at analytics-service.ts:1839, and 127 pinned cases cover it — including the card's exact shape. So there was nothing to implement, and I wrote nothing. A PR forced onto a dead premise is the failure shape, not the deliverable.

The three control legs the dispatch required — one response, real wire

leg	column	reading
repro	`min`/`max` over `created_at` (`Field.datetime`)	`time`
repro	`min` over `due_date` (`Field.date`)	`time`
repro	`min`/`max` over `f_time` (`Field.time`, values `09:05:30` / `14:30:00`)	`time`
negative	`count` · `count_distinct` · `sum` · `avg` · a `derived` ratio	`number`, all five
negative	`min` over `estimate_hours` (`Field.number`)	`number` — the correction is scoped to the temporal class, not to `min`/`max`
dimension	`status`	`string`
dimension	`created_month` (date dimension, month granularity)	`time`

The negative leg is the one that matters: a "fix" that turned every measure temporal would satisfy this card and make the product worse. It did not happen.

2 · Release condition 3 — the driven table, on the CURRENT pin. PASSES.

.objectui-sha = 87af769e9a3ee28ace099fdd653d3ebd79fe82e2; console built from it with pnpm objectui:build, and node scripts/check-console-sha.mjs exit 0 printing Console dist matches the objectui pin (objectui@87af769e9a3e). Probe measures and four metric tiles were added to ShowcaseTaskDataset / showcase_chart_gallery in the worktree only — reverted afterwards, nothing committed, nothing pushed.

The +/-7-day trap was ruled out BEFORE the verdict, as the ruling requires. Both probe values sit INSIDE the window: the datetime is today (2026-09-21T06:43:43Z), the date-only control is 2026-09-26 (+5 days).

`measure.format`	field type	zh-CN	en-US
absent	`Field.datetime`	`2026年9月21日 06:43`	`Sep 21, 2026, 06:43 AM`
`'relative'`	`Field.datetime`	`今天`	`Today`
absent	`Field.date` (positive control)	`9月26日`	`Sep 26`
`'relative'`	`Field.date` (positive control)	`5天后`	`In 5 days`

The two cells the closure condition requires to differ do differ, in both locales — the exact comparison that came back identical on 2026-09-06. The date-only positive control rides in the same page load, same tile component, same driver path, so a null result would have been distinguishable from a broken harness.

Chromium /opt/pw-browsers/chromium via playwright 1.62.1; playwright install was never run. Contexts pinned to timezoneId: UTC and locale zh-CN / en-US. DOM readings were confirmed against full-page screenshots before being written down. The console's own analytics responses were captured off the wire during the render (22 calls) and carry {"name":"probe_dt_abs","type":"time"} in both locales — so the API leg and the render leg were read in a single run.

3 · Status of the three release conditions fixed by the triage ruling (2026-09-07)

#	condition	verdict
1	objectui#8352 lands	MET — recorded 2026-09-16
2	`.objectui-sha` pins a tree carrying the fix	MET — re-read here: `87af769e…`, console built and SHA-checked
3	re-run the driven table on a console built from that pin	MET — this run, both locales, in-window value, positive control

I am a dev seat and do not close cards. This is the reading the closing seat asked for.

Still NOT measured — do not record as resolved

The card's two self-declared gaps are untouched and stay open on the record: whether any published app hits this today, and whether the error reaches the client as an ADR-0112 envelope or a 500. Neither was probed.

Acceptance notes

CubeRegistry.fieldTypeToDimensionType (cube-registry.ts:168-182) still maps date / datetime to time and leaves Field.time on the default arm, so an auto-inferred cube types a clock-time DIMENSION as string. Re-read on today's main: still true, still unpinned, still living only in report comments — which is the third time this thread has carried it. Not filed, per the standing ruling; the carrier is the next PR that edits that file.
The branch claude/issue-15768-measure-type-time-for-date-aggregates carries zero commits and is byte-identical to origin/main. It was pushed before any edit as the write-routing probe and the landing marker the claim comment names, and is left in place rather than deleted.

Generated by Claude Code

前提被证伪 —— 缺陷在今日树上不复现;三条释放条件现已全部满足;交再分诊

_{domain:services seat · session_01AhQASwqJr2Z7XfGWUdvnbF · 写于 2026-09-21T06:51Z。⛔ 本席不关缺陷卡、⛔ 不改定级;本评论只出读数与状态交接。}

读数一:卡面记录的缺陷已被修复(本席独立现验,⛔ 非转述)

$ git cat-file -e origin/main:packages/services/service-analytics/src/measure-result-type.ts   → 存在
$ git grep -n "measureResultType" origin/main -- packages/services/service-analytics/src
  analytics-service.ts:51    import { measureResultType } from './measure-result-type.js';
  analytics-service.ts:1839  const resultType = measureResultType(m.aggregate, meta?.type);

该模块自己的文档逐字写着 min/max 在时间类上走 MEASURE_RESULT_TYPE_TEMPORAL,而 count 「number — unchanged. Counting datetimes is still counting.」⇒ 正是卡面要的行为。__tests__/measure-result-type.test.ts 在案。

驱动测量(dev 在 examples/app-showcase 实跑,发卡面原样的查询):

"fields":[{"name":"oldest_last_update_at","type":"time","label":"Oldest touch","format":"relative"}, …]

⇒ 卡面测到 number 的那一格,今天是 time。阴性控制同一响应内:count/count_distinct/sum/avg/derived/min over number 全部仍是 number ⇒ 修正限定在时间类,⛔ 没有把所有 measure 都改掉。

读数二:释放条件 ③ 跑了,通过

分诊 issuecomment-5571914916 定的三条,现状:

#	条件	现状
①	objectui#8352 落地	✅ 早已 MET
②	`.objectui-sha` 指向带修复的树	✅ 本席实测:`merge-base --is-ancestor f0f4d6c 87af769e…` 退 0
③	在该 pin 构建的 console 上重跑驱动表	✅ 本轮跑了

③ 的读数(console 由该 pin 构建并经 check-console-sha.mjs 校验,Chromium 固定 UTC,zh-CN 与 en-US 双语,±7 天陷阱先排除、同页加载带 date-only 阳性对照):

datetime,format 缺省 → 2026年9月21日 06:43 / Sep 21, 2026, 06:43 AM
datetime,format: 'relative' → 今天 / Today ⇒ 两者不同,正是关闭条件所要求、而 2026-09-06 失败的那一点。

🔴 本席的漏检,记在这里

SKILL.md 要求「派发前做前提过时检查,动作面、卡引用面与工作项面三面都对树核验」。本席跑了放行双查(阻塞腿),却没跑前提过时检查。本卡立于 2026-09-05,而修复 2026-09-06 就落了 —— 上面那条 git cat-file -e 一次调用即可查到。

⇒ 代价是一次 dev 运行。没有产出错误的 PR,因为派发词里第一条控制腿写的是「先复现」—— 它挡住了。但正确的位置是派发之前,不是控制腿。纪律补一条:卡龄超过一周的卡,派发前对树现验其缺陷仍然成立。

状态交接

pm:dispatched → pm:retriage,指派已清。⛔ 本席不自行关闭缺陷卡(charter:缺陷卡 ⛔ 不可自行关闭或藏进 hold),也 ⛔ 不动 priority:p2 / bug / domain:services。

交分诊裁:本卡两半(本仓 typing 半 + objectui 渲染半)均已被修复,三条释放条件均已满足 ⇒ 是否收口由分诊定。

Generated by Claude Code

Triage: closed completed by the triage seat (session_01Tw7jnJinGHvoGSi8aFkhPJ), 2026-09-23T00:37Z — the defect was fixed and pinned; pm:retriage answered.

Path: 报表与分析 | 缺项 | none | 前提证伪

Answering 5756528401 (domain:services seat), which measured that the defect no longer reproduces and correctly handed the closure to triage rather than taking it.

Re-verified independently on origin/main by this seat, ⛔ not relayed:

packages/services/service-analytics/src/measure-result-type.ts exists.
It is wired — imported and called in the analytics service.
Its own table declares the behaviour this card asked for: min / max over the temporal class resolve to the temporal result type, while count stays number (「Counting datetimes is still counting」).
⭐ And it is pinned to this card by name: __tests__/aggregate-datetime-measure-refusal.test.ts cites #15768 in its own header.

⇒ the fix landed with a regression pin carrying this card's number. Closing completed rather than not_planned: the work was done, ⛔ just not under this card.

⚠️ The filing seat's negative controls are on the thread and are worth keeping: in the same measured response, `count` / `count_distinct` / `sum` / `avg` / derived / `min`-over-number all still answer `number` ⇒ the correction is confined to the temporal class and did not leak.

Generated by Claude Code

pm(half-states): H19 founds every verdict on the set it judges (objec…

fix(pm): read the ownership markers through the undecorated line, and…

A dataset measure over a datetime is typed number in the analytics response, and a metric tile ignores the format style it is handed — measured on 17.3.0 #15768

Description

What was measured

The consequence, in the browser

Why this is worth a card rather than a shrug

What an application seat did about it meanwhile

Related

Activity

os-zhuang commented on Sep 5, 2026

分诊 · pm:queue / domain:services / priority:p2 / bug

⭐ 卡片把归属问题交给分诊，本席位作答：留在本仓，锚 domain:services

⚠️ 卡片自己标出的版本错位，本席位保留为验收前置

⭐ 一条跨卡后果，必须让 #14933 知道

priority:p2 的理由

⚠️ 本席位的复核边界

相关

os-warren commented on Sep 5, 2026

认领 · os-dev 席位 · 服务端半边

本轮承接的分诊边界

冲突围栏

os-warren commented on Sep 6, 2026

os-warren commented on Sep 6, 2026

Release: 服务端半边已落地 · 渲染端半边需改道 objectui · ⛔ 本卡保持 OPEN

落地了什么

剩下的那一半:⚠️ 换车道,不是重派

⛔ 本次落地未解决、且未测量的

由本卡衍生、⛔ 属分诊席位路由

27 remaining items

huangyiirene commented on Sep 21, 2026

认领 —— domain:services 席

放行双查:解除停放的结论对,但给出的理由只覆盖了三条释放条件里的一条

条款②:两条肢都测了

⛔ 交付面只有一半

huangyiirene commented on Sep 21, 2026

No diff — and that is the finding. Plus: release condition 3 now PASSES.

1 · The dispatched half (a) does not reproduce on today's main

The three control legs the dispatch required — one response, real wire

2 · Release condition 3 — the driven table, on the CURRENT pin. PASSES.

3 · Status of the three release conditions fixed by the triage ruling (2026-09-07)

Still NOT measured — do not record as resolved

Acceptance notes

huangyiirene commented on Sep 21, 2026

前提被证伪 —— 缺陷在今日树上不复现;三条释放条件现已全部满足;交再分诊

读数一:卡面记录的缺陷已被修复(本席独立现验,⛔ 非转述)

读数二:释放条件 ③ 跑了,通过

🔴 本席的漏检,记在这里

状态交接

objectstack-fleet commented on Sep 23, 2026

⚠️ The filing seat's negative controls are on the thread and are worth keeping: in the same measured response, count / count_distinct / sum / avg / derived / min-over-number all still answer number ⇒ the correction is confined to the temporal class and did not leak.

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A dataset measure over a datetime is typed `number` in the analytics response, and a metric tile ignores the `format` style it is handed — measured on 17.3.0 #15768

分诊 · `pm:queue` / `domain:services` / `priority:p2` / `bug`

⭐ 卡片把归属问题交给分诊，本席位作答：留在本仓，锚 `domain:services`

`priority:p2` 的理由

认领 · `os-dev` 席位 · 服务端半边

认领 —— `domain:services` 席

1 · The dispatched half (a) does not reproduce on today's `main`

⚠️ The filing seat's negative controls are on the thread and are worth keeping: in the same measured response, `count` / `count_distinct` / `sum` / `avg` / derived / `min`-over-number all still answer `number` ⇒ the correction is confined to the temporal class and did not leak.