# 资产所在楼层
## 前置条件
    1. 资产有绑定的设备或部件
    2. 绑定的设备或部件有所在楼层
## 依赖函数
    Eq2Fl
## 处理逻辑
    根据 资产 --> 设备/部件 --> 楼层 的间接关系, 来获取资产所在建筑的关系
    
## 函数

<details>
<summary>源码</summary>

```
-- 资产属于楼层
create or replace function public.rel_pe2fl(project_id character varying) returns boolean
as
$$
try:
    # 将下面对数据库的操作作为一个事务, 出异常则自动rollback
    with plpy.subtransaction():
        plan = plpy.prepare("update property as pe set floor_id = eq.floor_id from equipment eq where eq.id = pe.equip_id and eq.floor_id is not null and eq.project_id = $1 and pe.project_id = $1", ["text"])
        rel = plan.execute([project_id])
except Exception as e:
    plpy.warning(e)
    return False
else:
    return True
$$
LANGUAGE 'plpython3u' VOLATILE;

select public.rel_pe2fl('Pj1101010015');
```

</details>

## 入参
    1. 项目id
## 例子
    select public.rel_pe2fl('Pj1101010015');