Querying DuckDB into Polars
The team also has a local DuckDB analytical store. A connection is already open, and a physical_format_summary table is loaded for you. DuckDB has its own integration with Polars: query the table and convert the result to a Polars DataFrame in one step.
polars is loaded as pl, and the DuckDB connection is in db.
Este exercicio faz parte do curso
Scaling and Optimizing Data Pipelines with Polars
Instruções do exercicio
- Run the SQL query on the DuckDB connection.
- Convert the DuckDB result to a Polars DataFrame.
exercicio interativo prático
Tente este exercicio completando este código de exemplo.
# Run the query and convert the result to a Polars DataFrame
result = db.____(
"""
SELECT *
FROM physical_format_summary
ORDER BY total_checkouts DESC
"""
).____()
print(result)