{
  "summary": {
    "name": "user_dashboard",
    "label": "用户仪表板",
    "comment": "用户个性化仪表板配置"
  },
  "fields": [
    {
      "name": "id",
      "title": "ID",
      "type": "str",
      "length": 32,
      "nullable": false,
      "comments": "主键UUID"
    },
    {
      "name": "user_id",
      "title": "用户ID",
      "type": "str",
      "length": 32,
      "nullable": false,
      "comments": "关联用户"
    },
    {
      "name": "dashboard_config_id",
      "title": "仪表板配置ID",
      "type": "str",
      "length": 32,
      "nullable": false,
      "comments": "关联的仪表板配置"
    },
    {
      "name": "layout_json",
      "title": "布局JSON",
      "type": "str",
      "length": 2000,
      "nullable": true,
      "comments": "用户自定义布局"
    },
    {
      "name": "is_favorite",
      "title": "是否收藏",
      "type": "str",
      "length": 1,
      "nullable": false,
      "comments": "Y/N"
    },
    {
      "name": "org_id",
      "title": "组织ID",
      "type": "str",
      "length": 32,
      "nullable": false,
      "comments": "多租户组织隔离"
    }
  ],
  "indexes": [
    {
      "name": "idx_user_dashboard_user",
      "idxtype": "unique",
      "fields": ["user_id", "dashboard_config_id"]
    },
    {
      "name": "idx_user_dashboard_org",
      "idxtype": "index",
      "fields": ["org_id"]
    }
  ],
  "codes": []
}