{
  "summary": [
    {
      "name": "sys_announcement",
      "title": "企业公告(F15)",
      "pk": [
        "id"
      ],
      "charset": "utf8mb4",
      "collate": "utf8mb4_unicode_ci"
    }
  ],
  "fields": [
    {
      "name": "id",
      "title": "主键",
      "type": "varchar",
      "length": 32,
      "notnull": true
    },
    {
      "name": "title",
      "title": "标题",
      "type": "varchar",
      "length": 256,
      "notnull": true
    },
    {
      "name": "content",
      "title": "内容",
      "type": "text"
    },
    {
      "name": "publish_scope_json",
      "title": "发布范围",
      "type": "text"
    },
    {
      "name": "publish_time",
      "title": "发布时间",
      "type": "timestamp"
    },
    {
      "name": "status",
      "title": "状态(draft/published/offline)",
      "type": "varchar",
      "length": 16,
      "default": "draft"
    },
    {
      "name": "created_by",
      "title": "创建人",
      "type": "varchar",
      "length": 32
    },
    {
      "name": "updated_by",
      "title": "更新人",
      "type": "varchar",
      "length": 32
    },
    {
      "name": "created_at",
      "title": "创建时间",
      "type": "timestamp"
    },
    {
      "name": "updated_at",
      "title": "更新时间",
      "type": "timestamp"
    }
  ],
  "indexes": [
    {
      "name": "idx_status",
      "fields": [
        "status"
      ]
    }
  ],
  "codes": []
}