docs: 完善数据模型设计

- 重命名 log_file 为 test_scenario(测试场景)
- 拆分维度表:tx_panel、tx_hardware、tx_software、rx_type
- 采用星型模型设计,消除数据冗余
- 为所有表添加软删除字段 is_deleted
- 更新关系说明,包含全局查询过滤器配置
- 更新 ER 图和查询示例

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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2026-07-02 15:53:30 +08:00
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# tx_hardware 维度表
> 所属模块:[数据模型概览](../概览.md)
---
## 1. 表定义
**表名**`tx_hardware`
**描述**TX硬件版本维度表存储所有硬件版本号
---
## 2. 字段定义
| 列名 | 类型 | 约束 | 说明 |
|------|------|------|------|
| id | UUID | PK, NOT NULL | 主键,自动生成 |
| version | VARCHAR(50) | UNIQUE, NOT NULL | 硬件版本号 |
| is_deleted | BOOLEAN | NOT NULL, DEFAULT FALSE | 软删除标记 |
| created_at | TIMESTAMP | NOT NULL, DEFAULT NOW() | 创建时间 |
---
## 3. EF Core 模型
```csharp
// Models/TxHardware.cs
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
namespace WCTDataMiner.Models;
[Table("tx_hardware")]
public class TxHardware
{
[Key]
[Column("id")]
public Guid Id { get; set; } = Guid.NewGuid();
[Required]
[MaxLength(50)]
[Column("version")]
public string Version { get; set; } = null!;
[Required]
[Column("is_deleted")]
public bool IsDeleted { get; set; } = false;
[Required]
[Column("created_at")]
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
// Navigation Properties
public ICollection<TestScenario> TestScenarios { get; set; } = [];
}
```
---
## 4. 使用说明
硬件版本在解析文件名时自动创建,无需预置数据:
```csharp
// 获取或创建硬件版本
public async Task<TxHardware> GetOrCreateAsync(string version)
{
var existing = await context.TxHardwares
.FirstOrDefaultAsync(h => h.Version == version);
if (existing != null) return existing;
var newHardware = new TxHardware { Version = version };
context.TxHardwares.Add(newHardware);
await context.SaveChangesAsync();
return newHardware;
}
```