объединить два диафрама на основе столбца
df_outer = pd.merge(df1, df2, on='id', how='outer') #here id is common column
df_outer
Sachin
df_outer = pd.merge(df1, df2, on='id', how='outer') #here id is common column
df_outer
merged_df = DF2.merge(DF1, how = 'inner', on = ['date', 'hours'])
df_merge_col = pd.merge(df_row, df3, on='id')
df_merge_col