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样品输入从列创建一个基于地图类型列的值:星火:要使用Dataframes
Item_Id Item_Name Buyer's_Id Buyers_Name
0001 Keyboard 10000 ABC
0002 Monitor 10010 XYZ
0001 Keyboard 10005 DXC
样品中间输出:
0001,Keyboard,{"Buyer's_Id":"10000","Buyers_Name":"ABC"}
0002,Monitor,{"Buyer's_Id":"10010","Buyers_Name":"XYZ"}
0001,Keyboard,{"Buyer's_Id":"10005","Buyers_Name":"DXC"}
最终输出:
0001,Keyboard,[{"Buyer's_Id":"10000","Buyers_Name":"Abc"},{"Buyer's_Id":"10005","Buyers_Name":"DXC"}]
0002,Monitor,[{"Buyer's_Id":"10010","Buyers_Name":"XYZ"}]
谢谢。它有很大的帮助 –
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