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You have a DataFrame `df` with a column `transaction_date` in timestamp format. How would you extract the year from this timestamp using Spark? Provide the code snippet.

Simulated

Explanation:

The correct answer is A because it correctly uses the year function to extract the year from the transaction_date column and adds it as a new column 'year'.

Databricks Certified Data Engineer - Associate

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You have a DataFrame df with a column transaction_date in timestamp format. How would you extract the year from this timestamp using Spark? Provide the code snippet.

You have a DataFrame `df` with a column `transaction_date` in timestamp format. How would you extract the year from this timestamp using Spark? Provide the code snippet.