{
  "summary": [
    {
      "name": "pbl_kdb_item",
      "comment": "KDB 条目（建表不写入，is_write_locked 恒 1）",
      "module": "pbl_kdb_ext",
      "engine": "mariadb",
      "charset": "utf8mb4",
      "tenant_scoped": true
    }
  ],
  "fields": [
    {
      "name": "tenant_id",
      "comment": "租户ID(强制打头)",
      "null": false,
      "type": "str",
      "length": 32
    },
    {
      "name": "id",
      "comment": "主键",
      "null": false,
      "type": "int",
      "length": 20,
      "unsigned": true,
      "auto_increment": true
    },
    {
      "name": "code",
      "comment": "条目编码",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "item_type",
      "comment": "类型",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "title",
      "comment": "标题",
      "null": false,
      "type": "str",
      "length": 128
    },
    {
      "name": "summary_txt",
      "comment": "摘要",
      "null": true,
      "type": "text"
    },
    {
      "name": "payload_json",
      "comment": "内容(无向量,Q-OPEN-5)",
      "null": true,
      "type": "json"
    },
    {
      "name": "source",
      "comment": "来源",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "is_write_locked",
      "comment": "写锁(恒1)",
      "null": false,
      "type": "bool"
    },
    {
      "name": "status",
      "comment": "状态",
      "null": false,
      "type": "str",
      "length": 64
    },
    {
      "name": "version_no",
      "comment": "版本",
      "null": false,
      "type": "int"
    },
    {
      "name": "created_at",
      "comment": "创建时间",
      "null": false,
      "type": "datetime"
    },
    {
      "name": "updated_at",
      "comment": "更新时间",
      "null": false,
      "type": "datetime"
    }
  ],
  "indexes": [
    {
      "name": "uk_kdb_code",
      "unique": true,
      "fields": [
        "tenant_id",
        "code"
      ]
    },
    {
      "name": "PRIMARY",
      "unique": true,
      "fields": [
        "id"
      ]
    }
  ],
  "codes": []
}