SAP CRM get_children 方法里面参数 iv_as_copy 有什么用？

lv_children = iv_account->get_children( iv_as_copy = abap_true ). 的参数啥意思 lo_children = iv_account->get_relation( iv_relation_name = iv_as_copy = abap_false ). 解释没太看懂 There is one special thing you nee

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