Engineering, 02.05.2021 14:00 sean7900

You are using a Jupyter Notebook to explore data in a DataFrame named productDF. You want to write some inline SQL by using the following code, and visualize the results as a scatter plot: %%sql SELECT cost, price FROM product What should you do before running a cell with the %%sql magic? a. Create a new DataFrame named product from productDF. select("cost", "price") b. Persist the productDF DataFrame using productDF. createOrReplaceTempView("product") c. Filter the productDF dataframe using productDF. filter("cost == price") d. Rename the columns in the productDF DataFrame using productDF. withColumnRenamed("cost", "price")

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You are using a Jupyter Notebook to explore data in a DataFrame named productDF. You want to write s...

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