combining 2 dataframes pandas
df_3 = pd.concat([df_1, df_2])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')join pandas dataframe by column
df_outer = pd.merge(df1, df2, on='id', how='outer')
df_inner = pd.merge(df1, df2, on='id', how='inner')join dataframe pandas by column
df_merge_col = pd.merge(df_row, df3, on='id')
df_merge_colCopyright © 2021 Codeinu
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