Filtering by company
Using that same dataset from the last exercise, you realized that you only care about the jobs that are entry level ("EN") in Canada ("CA"). What does the salaries look like there?
Remember, there's already a SparkSession called spark in your workspace!
Diese Übung ist Teil des Kurses
Introduction to PySpark
Anleitung zur Übung
- Filter to subset the DataFrame to where
company_locationis"CA". - Calculate the average of the
salary_in_usdcolumn. - Show the result!
Interaktive Übung
Vervollständige den Beispielcode, um diese Übung erfolgreich abzuschließen.
# Average salary for entry level in Canada
CA_jobs = ca_salaries_df.____(ca_salaries_df[____] == "CA").filter(ca_salaries_df['experience_level']
== "EN").groupBy().____("salary_in_usd")
# Show the result
CA_jobs.____()