① FULL OUTER JOIN
子单表加工流程-优化前（1）
增量临时表tmp_dwd_csn_fin_stl_chrg_sub_ord_df_presize:1T+
子单表快照(T-2)cncdm.dwd_csn_fin_stl_chrg_sub_ord_dfsize：90T
主单表cncdm.dwd_csn_fin_stl_chrg_dfsize:1T
子单detal表cnods.s_cf_charge_sub_order_deltasize:10G
② FULL OUTER JOIN
子单表（T-1）cncdm.dwd_csn_fin_stl_chrg_sub_ord_df
