chore(audit): 2026-04-20 历史批次预审 + 文档同步 + .gitignore 修正
- 新增 docs/audit/changes/2026-04-20__historical-batch-pre-audit.md 157 文件分批盘点审计(7 条主线 + 10 项高/中风险 + 2 份迁移 SQL DDL 清单) - 补追 docs/audit/changes/2026-04-15__meituan-settle-core-sync.md 原审计产物因 .gitignore 屏蔽长期未入仓,本次一并追回 - 刷新 docs/audit/audit_dashboard.md(33 条审计记录) - .gitignore 白名单放行 docs/audit/changes/*.md 与 audit_dashboard.md 同时屏蔽 changes/changes/ 嵌套误产物目录 - 新增 docs/specs/audit-gap-recovery/tasks.md 扫描嵌套目录发现 96 份 D 类孤本(从未入过 git history), 生成独立 PRD 供单开任务清理与补追 - 文档同步(高风险项): - apps/backend/docs/API-REFERENCE.md (+69) - apps/miniprogram/README.md (+50) - apps/etl/connectors/feiqiu/docs/architecture/data_flow.md (+52/-2) - apps/etl/connectors/feiqiu/docs/architecture/system_overview.md (+5/-3) Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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docs/audit/changes/2026-04-15__meituan-settle-core-sync.md
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# 变更审计记录:美团结算导入 + core 层定位 + CORE_DIM_SYNC 任务
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| 字段 | 值 |
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|------|-----|
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| 日期 | 2026-04-15 01:41:01 |
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## 操作摘要
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本次变更包含 5 项关联改动,围绕"美团结算数据入库"和"core 维度层重新启用"两条主线展开:
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1. **美团结算数据导入**:在 dwd.dwd_groupbuy_redemption 新增 6 个 mt_* 字段(mt_settlement_price / mt_gross_income / mt_service_fee / mt_marketing_fee / mt_other_adjust / mt_import_time),通过临时表批量 UPDATE 导入 15,878 条结算价记录(95.4% 覆盖率,未匹配 759 条为非美团券码)。
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2. **core 层重新定位与数据填充**:明确 core 层为"跨平台统一维度层"(屏蔽 ODS/DWD 多数据源差异),对 core.dim_assistant / dim_member / dim_site / dim_project 执行 TRUNCATE+INSERT 全量填充,修复 app 视图空查询问题。
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3. **CORE_DIM_SYNC 新 ETL 任务**:新建 core_dim_sync_task.py 实现 DWD->core 全量刷新(TRUNCATE+INSERT 4 个维度表),注册到 ETL task_registry(depends_on=DWD_LOAD_FROM_ODS)和后端 task_registry(admin-web 展示),meta.etl_task 新增 task_id=69。
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4. **DWS_ASSISTANT_ORDER_CONTRIBUTION 补全**:该任务此前仅在 ETL 侧注册,本次补齐后端 task_registry 注册和 meta.etl_task 配置(task_id=68),并全量回刷 2025-09-01~2026-04-15 数据(2,207 条)。
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5. **文档同步**:db/README.md 补充 core 层说明,ETL 任务文档新增 Core 层段落,BD 手册补 6 个 mt_* 字段说明。
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## 变更文件
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### 新增
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| 文件 | 说明 |
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|------|------|
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| `apps/etl/connectors/feiqiu/tasks/dws/core_dim_sync_task.py` | CORE_DIM_SYNC 任务实现(TRUNCATE+INSERT 4 个维度表) |
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### 修改
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| 文件 | 说明 |
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|------|------|
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| `db/etl_feiqiu/schemas/dwd.sql` | DDL 基线同步:dwd_groupbuy_redemption 新增 6 个 mt_* 字段 |
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| `db/etl_feiqiu/schemas/app.sql` | 视图定义同步(保持指向 core) |
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| `db/etl_feiqiu/schemas/core.sql` | 注释更新:core 层定位说明 |
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| `db/README.md` | core 层补充说明 |
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| `apps/etl/connectors/feiqiu/tasks/dws/__init__.py` | 导出 CoreDimSyncTask |
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| `apps/etl/connectors/feiqiu/orchestration/task_registry.py` | 注册 CORE_DIM_SYNC(task_id=69, depends_on=DWD_LOAD_FROM_ODS) |
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| `apps/backend/app/services/task_registry.py` | 注册 CORE_DIM_SYNC + DWS_ASSISTANT_ORDER_CONTRIBUTION 到 admin-web 展示 |
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| `apps/etl/connectors/feiqiu/docs/etl_tasks/README.md` | 新增 Core 层段落 |
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| `apps/etl/connectors/feiqiu/docs/database/DWD/main/BD_manual_dwd_groupbuy_redemption.md` | 补充 6 个 mt_* 字段说明 |
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## 改动注解
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### 高风险
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- **db/etl_feiqiu/schemas/dwd.sql**:ALTER TABLE 新增 6 列均为 NULLABLE,无破坏性。DDL 基线已同步数据库现状。数据通过临时表 UPDATE 导入,非 ETL 自动流程。
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- **db/etl_feiqiu/schemas/app.sql**:app.v_assistant / v_member / v_site 视图保持原始定义(指向 core.dim_*),core 表已填充数据,视图查询恢复正常。
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- **db/etl_feiqiu/schemas/core.sql**:注释变更,无结构变更。core 层定位从"待废弃"改为"跨平台统一维度层"。
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- **apps/etl/connectors/feiqiu/orchestration/task_registry.py**:新增 CORE_DIM_SYNC 注册项,depends_on=DWD_LOAD_FROM_ODS 确保在 DWD 加载后执行。
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- **apps/backend/app/services/task_registry.py**:新增 2 项展示注册(CORE_DIM_SYNC + DWS_ASSISTANT_ORDER_CONTRIBUTION),不影响已有任务。
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### 普通
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- **apps/etl/connectors/feiqiu/tasks/dws/core_dim_sync_task.py**:新建文件,TRUNCATE+INSERT 全量刷新模式,4 个维度表映射关系明确。
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- **apps/etl/connectors/feiqiu/tasks/dws/__init__.py**:仅添加导出行。
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- **db/README.md**:文档补充。
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- **apps/etl/connectors/feiqiu/docs/**:ETL 文档同步,无逻辑影响。
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## 数据库变更
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### etl_feiqiu 库
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| 操作 | 对象 | 详情 | 执行状态 |
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|------|------|------|----------|
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| ALTER TABLE | `dwd.dwd_groupbuy_redemption` | 新增 6 列:mt_settlement_price (numeric(10,2)), mt_gross_income (numeric(10,2)), mt_service_fee (numeric(10,2)), mt_marketing_fee (numeric(10,2)), mt_other_adjust (numeric(10,2)), mt_import_time (timestamptz) | 已执行 |
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| TRUNCATE+INSERT | `core.dim_assistant` | 从 DWD 全量填充 | 已执行 |
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| TRUNCATE+INSERT | `core.dim_member` | 从 DWD 全量填充 | 已执行 |
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| TRUNCATE+INSERT | `core.dim_site` | 从 DWD 全量填充 | 已执行 |
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| TRUNCATE+INSERT | `core.dim_project` | 从 DWD 全量填充 | 已执行 |
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| INSERT | `meta.etl_task` | task_id=68 (DWS_ASSISTANT_ORDER_CONTRIBUTION) | 已执行 |
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| INSERT | `meta.etl_task` | task_id=69 (CORE_DIM_SYNC) | 已执行 |
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| CREATE OR REPLACE VIEW | `app.v_assistant / v_member / v_site` | 确认保持指向 core.dim_*(无变更) | 已验证 |
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## 风险与回滚
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### 风险点
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| 级别 | 风险 | 缓解 |
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|------|------|------|
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| 中 | mt_* 字段通过临时表手工导入,非 ETL 自动化流程,后续美团结算单需手动重跑 | 后续可考虑封装为 scripts/ops/ 脚本 |
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| 中 | CORE_DIM_SYNC 使用 TRUNCATE+INSERT 全量刷新,执行期间 core 表短暂为空 | 任务执行时间极短(4 个维度表数据量小),可接受 |
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| 低 | DWS_ASSISTANT_ORDER_CONTRIBUTION 回刷数据量大(2,207 条跨 7 个月) | 已验证数据正确性 |
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### 回滚要点
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1. mt_* 字段回滚:`ALTER TABLE dwd.dwd_groupbuy_redemption DROP COLUMN mt_settlement_price, DROP COLUMN mt_gross_income, DROP COLUMN mt_service_fee, DROP COLUMN mt_marketing_fee, DROP COLUMN mt_other_adjust, DROP COLUMN mt_import_time;`
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2. CORE_DIM_SYNC 回滚:删除 core_dim_sync_task.py,从两个 task_registry 移除注册项,`DELETE FROM meta.etl_task WHERE task_id = 69;`
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3. DWS_ASSISTANT_ORDER_CONTRIBUTION 回滚:从后端 task_registry 移除,`DELETE FROM meta.etl_task WHERE task_id = 68;`
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## 验证
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```sql
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-- 1. 验证 mt_* 字段导入覆盖率
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SELECT
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COUNT(*) AS total,
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COUNT(mt_settlement_price) AS has_settle,
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ROUND(COUNT(mt_settlement_price)::numeric / COUNT(*) * 100, 1) AS pct
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FROM dwd.dwd_groupbuy_redemption;
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-- 2. 验证 core 维度表非空
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SELECT 'dim_assistant' AS tbl, COUNT(*) FROM core.dim_assistant
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UNION ALL SELECT 'dim_member', COUNT(*) FROM core.dim_member
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UNION ALL SELECT 'dim_site', COUNT(*) FROM core.dim_site
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UNION ALL SELECT 'dim_project', COUNT(*) FROM core.dim_project;
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-- 3. 验证 app 视图正常返回数据
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SELECT COUNT(*) FROM app.v_assistant;
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SELECT COUNT(*) FROM app.v_member;
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-- 4. 验证 meta.etl_task 新增记录
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SELECT task_id, task_name, is_active FROM meta.etl_task WHERE task_id IN (68, 69);
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-- 5. 验证 DWS_ASSISTANT_ORDER_CONTRIBUTION 回刷数据
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SELECT COUNT(*), MIN(stat_date), MAX(stat_date)
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FROM dws.dws_assistant_order_contribution;
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```
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## 合规检查
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| 项目 | 状态 |
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|------|------|
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| DDL 基线同步(db/etl_feiqiu/schemas/) | 已完成:dwd.sql, app.sql, core.sql 已更新 |
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| db/README.md 文档同步 | 已完成:core 层说明已补充 |
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| ETL 任务文档同步 | 已完成:docs/etl_tasks/README.md 新增 Core 层段落 |
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| BD 手册同步 | 已完成:BD_manual_dwd_groupbuy_redemption.md 补 mt_* 字段 |
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| 后端 task_registry 同步 | 已完成:CORE_DIM_SYNC + DWS_ASSISTANT_ORDER_CONTRIBUTION 已注册 |
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| RLS 视图双 Schema 规则 | 不涉及:本次无新建视图,现有视图保持不变 |
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