Answers for "add two dataframes pandas"

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')

how to merge two dataframes

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

df_merge_col

append two dataframes pandas

import pandas as pd

# First DataFrame
df1 = pd.DataFrame({'id': ['A01', 'A02', 'A03', 'A04'],
                    'Name': ['ABC', 'PQR', 'DEF', 'GHI']})
  
# Second DataFrame
df2 = pd.DataFrame({'id': ['B05', 'B06', 'B07', 'B08'],
                    'Name': ['XYZ', 'TUV', 'MNO', 'JKL']})
  
frames = [df1, df2]
  
result = pd.concat(frames)

combine two dataframe in pandas

# Stack the DataFrames on top of each other
vertical_stack = pd.concat([survey_sub, survey_sub_last10], axis=0)

# Place the DataFrames side by side
horizontal_stack = pd.concat([survey_sub, survey_sub_last10], axis=1)

merge two df

bigdata = pd.concat([data1, data2], ignore_index=True, sort=False)