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refactor(go): avoid duplicate realtime protocol payloads

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lingniu
2026-07-02 21:09:07 +08:00
parent da78a989b5
commit d1e28b9e64
6 changed files with 23 additions and 28 deletions
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docs/architecture/iot-data-platform-principles.md
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@@ -52,7 +52,7 @@ flowchart LR
| MySQL | `vehicle_daily_mileage` | Queryable daily mileage | vin, date, protocol, daily mileage, source mileage | temporary vehicle keys, generic metric key/value rows, per-frame raw details |
| MySQL | `vehicle_identity_binding` | Manual identity mapping | vin, plate, phone, device id | registration history |
| MySQL | `jt808_registration` | JT808 registration and auth trace | phone, device id, plate, auth code, vin match state, first/latest seen | GB32960 or MQTT records |
| Redis | `vehicle:latest:{vehicleKey}` | Latest merged realtime state | cross-protocol latest fields | historical data |
| Redis | `vehicle:latest:{vehicleKey}` | Latest merged realtime state | cross-protocol latest fields only | full parsed payloads and historical data |
| Redis | `vehicle:realtime-raw:{protocol}:{vehicleKey}` | Latest full realtime protocol state | latest protocol parsed payload | historical data |
## Event Envelope Rules

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docs/architecture/production-data-plane-inventory.md
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@@ -81,9 +81,9 @@ Redis 使用 DB 50，定位为实时缓存，不作为历史事实来源。
| Key 族 | 用途 |
| --- | --- |
| `vehicle:latest:{vehicleKey}` | 跨协议合并后的最新实时快照 |
| `vehicle:latest:{vehicleKey}` | 跨协议合并后的最新核心字段快照，不重复保存完整 parsed |
| `vehicle:latest:{vehicleKey}:{protocol}` | 单协议最新快照 |
| `vehicle:realtime-raw:{protocol}:{vehicleKey}` | 单协议最新完整 parsed 状态 |
| `vehicle:realtime-raw:{protocol}:{vehicleKey}` | 单协议最新完整 parsed 状态，是实时完整协议字段的唯一 Redis 副本 |
| `vehicle:online:{vehicleKey}` | 在线状态和 TTL |
| `vehicle:protocols:{vehicleKey}` | 当前车辆最近出现过的协议集合 |
| `vehicle:last_seen` | 最近活跃车辆排序集合 |