I would like to ask ,I have two excel file
As input
First excel has only two attributes ,Column A is part of Column A in the second excel (exactly 10 Same iD of the second excel ),Column B is new data
Second excel has
Column A includes 90 Id,Column B,Column C,Column D
I want to merge the new data on Column B to second excel and create new attribute Column E
But I found when I do merge ,I lost the data beside 10 ID that i want to merge ,it shows missing data.
Could I ask ,how can I do that and keep the Data in excel 2 plus Data in Column B from the first Excel .