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求各位帮帮忙,有个小问题在A表中有{(HIN001,200405,100),(HIN001,200406,100)}.在B表中有{(HIN001,200405,200),(HIN001,200407,200)},想出力{(HIN001,200405,200),(HIN001,200406,100),(HIN001,200407,200)},用plsql编写
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