助力工业物联网，工业大数据之客户回访事实指标需求分析【二十三】

文章目录

1：客户回访事实指标需求分析

• 目标：掌握DWB层客户回访事实指标表的需求分析

• 路径

  • step1：目标需求
  • step2：数据来源

• 实施

  • 目标需求：基于客户回访数据统计工单满意数量、不满意数量、返修数量等指标

  • 数据来源

    • ciss_service_return_visit：回访信息表

      select
          id,--回访id
          code,--回访编号
          workorder_id,--工单id
          create_userid, --回访人员id
          service_attitude,--服务态度
          response_speed,--响应速度
          repair_level,--服务维修水平
          is_repair --是否返修
      from ciss_service_return_visit;
      

      • 1：满意
      • 0：不满意

    • ciss_service_workorder：服务工单信息表

      select
          id,--工单id
          service_userid,--工程师id
          service_station_id,--服务站点id
          oil_station_id --油站id
      from ciss_service_workorder;
      

• 小结

  • 掌握DWB层客户回访事实指标表的需求分析

2：客户回访事实指标

• 目标：实现DWB层客户回访事实指标表的构建

• 实施

  • 建表

    -- 创建客户回访实时表
    drop table if exists one_make_dwb.fact_srv_rtn_visit;
    create table if not exists one_make_dwb.fact_srv_rtn_visit(
        vst_id string comment '回访id'
        , vst_code string comment '回访编号'
        , wrkodr_id string comment '工单id'
        , srv_user_id string comment '服务人员用户id'
        , os_id string comment '油站id'
        , ss_id string comment '服务网点id'
        , vst_user_id string comment '回访人员id'
        , satisfied_num int comment '满意数量'
        , unsatisfied_num int comment '不满意数量'
        , srv_atu_num int comment '服务态度满意数量'
        , srv_bad_atu_num int comment '服务态度不满意数量'
        , srv_rpr_prof_num int comment '服务维修水平满意数量'
        , srv_rpr_unprof_num int comment '服务维修水平不满意数量'
        , srv_high_res_num int comment '服务响应速度满意数量'
        , srv_low_res_num int comment '服务响应速度不满意数量'
        , rtn_rpr_num int comment '返修数量'
    ) comment '客户回访事实表'
    partitioned by (dt string)
    stored as orc
    location '/data/dw/dwb/one_make/fact_srv_rtn_visit';
    

  • 抽取

    insert overwrite table one_make_dwb.fact_srv_rtn_visit partition(dt = '20210101')
    select
        visit.id vst_id                         --回访id
    	, visit.code vst_code                   --回访编号
    	, visit.workorder_id wrkodr_id          --工单id
    	, swo.service_userid srv_user_id        --工程师id
    	, swo.oil_station_id os_id              --油站id
    	, swo.service_station_id ss_id          --服务网点id
    	, visit.create_userid vst_user_id       --回访人员id
    	, satisfied_num                         --满意数量
    	, unsatisfied_num                       --不满意数量
    	, srv_atu_num                           --服务态度满意数量
    	, srv_bad_atu_num                       --服务态度不满意数量
    	, srv_rpr_prof_num                      --服务水平满意数量
    	, srv_rpr_unprof_num                    --服务水平不满意数量
    	, srv_high_res_num                      --服务响应速度满意数量
    	, srv_low_res_num                       --服务响应速度不满意数量
    	, rtn_rpr_num                           --返修数量
    --回访信息表
    from one_make_dwd.ciss_service_return_visit visit
    --工单信息表
    left join one_make_dwd.ciss_service_workorder swo on visit.workorder_id = swo.id
    --获取满意与不满意个数
    left join (
        select visit.workorder_id,
    	    sum(case when visit.service_attitude = 1 and visit.response_speed = 1 and visit.repair_level = 1 then 1 else 0 end) satisfied_num,
    	    sum(case when visit.service_attitude = 0 then 1 when visit.response_speed = 0 then 1 when visit.repair_level = 0 then 1 when visit.yawp_problem_type = 0 then 1 else 0 end) unsatisfied_num,
    	    sum(case when visit.service_attitude = 1 then 1 else 0 end) srv_atu_num,
    	    sum(case when visit.service_attitude = 0 then 1 else 0 end) srv_bad_atu_num,
    	    sum(case when visit.repair_level = 1 then 1 else 0 end) srv_rpr_prof_num,
    	    sum(case when visit.repair_level = 0 then 1 else 0 end) srv_rpr_unprof_num,
    	    sum(case when visit.response_speed = 1 then 1 else 0 end) srv_high_res_num,
    	    sum(case when visit.response_speed = 0 then 1 else 0 end) srv_low_res_num,
    	    sum(case when visit.is_repair = 1 then 1 else 0 end) rtn_rpr_num
        from one_make_dwd.ciss_service_return_visit visit
    	left join one_make_dwd.ciss_service_workorder swo on visit.workorder_id = swo.id
    	where visit.dt = '20210101'
    	group by visit.workorder_id
    ) vstswo on visit.workorder_id = vstswo.workorder_id
    where visit.dt = '20210101'
    ;
    

• 小结

  • 实现DWB层客户回访事实指标表的构建