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Pandas join two dataframes

Code examples

8
0

join on column pandas 

# df1 as main df and use the feild from df2 and map it into df1

df1.merge(df2,on='columnName',how='left')
6
0

pandas left join 

df.merge(df2, left_on = "doc_id", right_on = "doc_num", how = "left")
6
0

combining 2 dataframes pandas 

df_3 = pd.concat([df_1, df_2])
5
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joins in pandas 

pd.merge(product,customer,left_on='Product_name',right_on='Purchased_Product')
4
0

merge two dataframes based on column 

df_outer = pd.merge(df1, df2, on='id', how='outer')

df_outer
1
0

how to merge two dataframes 

df_merge_col = pd.merge(df_row, df3, on='id')

df_merge_col

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