ABAP 删除内表重复数据

SORT <内表> BY <字段> [ascending/descending]. 
DELETE ADJACENT DUPLICATES FROM <内表> COMPARING <字段>

*删除所有字段相同数据
SORT <内表> BY <字段> <字段>[ascending/descending]. 
DELETE ADJACENT DUPLICATES FROM <内表> COMPARING ALL FIELDS.