Pe2Sp.md 2.1 KB

资产所在业务空间

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业务空间关系

依赖函数

Eq2Sp

计算流程

根据 资产 --> 设备/部件 --> 业务空间 的间接关系, 来获取资产所在业务空间的关系

函数

-- 资产所在业务空间
create or replace function public.rel_pe2sp(project_id character varying) returns boolean
as
$$
try:
    input_tables = ['r_eq_in_sp_zone_air_conditioning', 'r_eq_in_sp_zone_clean', 'r_eq_in_sp_zone_domestic_water_supply', 'r_eq_in_sp_zone_fire', 'r_eq_in_sp_zone_function',
        'r_eq_in_sp_zone_general', 'r_eq_in_sp_zone_heating', 'r_eq_in_sp_zone_lighting', 'r_eq_in_sp_zone_network', 'r_eq_in_sp_zone_power_supply', 'r_eq_in_sp_zone_security', 'r_eq_in_sp_zone_tenant']
    output_tables = ['r_pe_in_sp_zone_air_conditioning', 'r_pe_in_sp_zone_clean', 'r_pe_in_sp_zone_domestic_water_supply',
        'r_pe_in_sp_zone_fire', 'r_pe_in_sp_zone_function', 'r_pe_in_sp_zone_general', 'r_pe_in_sp_zone_heating', 'r_pe_in_sp_zone_lighting',
        'r_pe_in_sp_zone_network', 'r_pe_in_sp_zone_power_supply', 'r_pe_in_sp_zone_security', 'r_pe_in_sp_zone_tenant']
    # 将下面对数据库的操作作为一个事务, 出异常则自动rollback
    with plpy.subtransaction():
        for i in range(len(output_tables)):
            delete_plan = plpy.prepare("delete from {0} where project_id = $1 and sign = 2".format(output_tables[i]), ["text"])
            delete_plan.execute([project_id])
            join_plan = plpy.prepare("insert into {1}(equip_id, space_id, project_id, sign) select pe.id, rel.space_id, pe.project_id, 2 from property pe inner join {0} rel on pe.equip_id = rel.equip_id where pe.project_id = $1 and rel.project_id = $1".format(input_tables[i], output_tables[i]), ["text"])
            rel = join_plan.execute([project_id])
except Exception as e:
    plpy.warning(e)
    return False
else:
    return True
$$
LANGUAGE 'plpython3u' VOLATILE;

select public.rel_pe2sp('Pj1101010015');

入参

1. 项目id

例子

select public.rel_pe2sp('Pj1101010015');