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@@ -0,0 +1,37 @@
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+资产所在竖井
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+## 前置条件
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+ 1. 资产有绑定的设备或部件
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+ 2. 绑定的设备或部件有所在竖井关系
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+
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+## 计算流程
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+ 根据 资产 --> 设备/部件 --> 竖井 的间接关系, 来获取资产所在竖井的关系
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+
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+## 函数
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+```
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+-- 资产所在竖井
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+create or replace function public.rel_pe2sh(project_id character varying) returns boolean
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+as
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+$$
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+try:
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+ # 将下面对数据库的操作作为一个事务, 出异常则自动rollback
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+ with plpy.subtransaction():
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+ delete_plan = plpy.prepare("delete from r_pe_in_sh where project_id = $1 and sign = 2", ["text"])
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+ delete_plan.execute([project_id])
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+ plan = plpy.prepare("insert into r_pe_in_sh(equip_id, shaft_id, project_id, sign) select pe.id, rel.shaft_id, rel.project_id, 2 from property pe inner join r_eq_in_sh rel on pe.equip_id = rel.equip_id where pe.project_id = $1 and rel.project_id = $1", ["text"])
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+ plan.execute([project_id])
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+except Exception as e:
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+ plpy.warning(e)
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+ return False
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+else:
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+ return True
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+$$
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+LANGUAGE 'plpython3u' VOLATILE;
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+
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+
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+select public.rel_pe2sh('Pj1101010015');
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+```
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+
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+## 入参
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+ 1. 项目id
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+## 例子
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+ select public.rel_pe2sh('Pj1101010015');
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