Adding new rows efficiently
A small batch of new listings has arrived in new_listings. Rather than creating a brand new DataFrame with pl.concat(), you can efficiently add these rows directly to the existing hotels DataFrame.
polars is loaded as pl. The DataFrames hotels and new_listings are available for you with matching columns.
Cet exercice fait partie du cours
Data Transformation with Polars
Instructions
- Add
new_listingstohotelsin place. - Print the last 5 rows to confirm the new listings were added.
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Add new_listings to hotels
hotels.____(____)
# Print the last 5 rows
print(hotels.____(____))