{
  "summary": [
    {
      "name": "roster_field_value",
      "title": "花名册字段值(EAV)",
      "pk": [
        "id"
      ],
      "charset": "utf8mb4",
      "collate": "utf8mb4_unicode_ci"
    }
  ],
  "fields": [
    {
      "name": "id",
      "title": "主键",
      "type": "varchar",
      "length": 32,
      "notnull": true
    },
    {
      "name": "employee_id",
      "title": "员工档案",
      "type": "varchar",
      "length": 32,
      "notnull": true
    },
    {
      "name": "field_id",
      "title": "字段定义",
      "type": "varchar",
      "length": 32,
      "notnull": true
    },
    {
      "name": "value_text",
      "title": "文本值",
      "type": "text"
    },
    {
      "name": "value_number",
      "title": "数值",
      "type": "decimal",
      "precision": 18,
      "scale": 4
    },
    {
      "name": "value_date",
      "title": "日期值",
      "type": "date"
    },
    {
      "name": "value_file",
      "title": "附件值(文件ID)",
      "type": "varchar",
      "length": 64
    },
    {
      "name": "updated_by",
      "title": "更新人",
      "type": "varchar",
      "length": 32
    },
    {
      "name": "updated_at",
      "title": "更新时间",
      "type": "timestamp"
    }
  ],
  "indexes": [
    {
      "name": "uk_employee_field",
      "fields": [
        "employee_id",
        "field_id"
      ],
      "unique": true
    },
    {
      "name": "idx_field_id",
      "fields": [
        "field_id"
      ]
    }
  ],
  "codes": []
}