Datasets:
| system_belong,category_name,dw_appgroup,city_id,cluster_set,topic,total_data_size_d,total_cost,in_charge,dt | |
| SystemAlpha,数据仓库DWProdA,AppGroupX,101,ClusterA,topic_billing,2560000,162.0,user_zhang,20260507 | |
| SystemBeta,数据仓库DWProdB,AppGroupY,202,ClusterB,topic_log,1200000,81.0,user_li,20260507 | |
| SystemGamma,数据仓库DWProdC,AppGroupZ,303,ClusterC,topic_metrics,512000,50.0,user_wang,20260507 | |