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collect and show are actions, for the rest Spark is just writing down what it needs to do when an action occurs
https://docs.snowflake.com/en/developer-guide/snowpark/python/working-with-dataframes#performing-an-action-to-evaluate-a-dataframe As mentioned earlier, the DataFrame is lazily evaluated, which means the SQL statement isn’t sent to the server for execution until you perform an action. An action causes the DataFrame to be evaluated and sends the corresponding SQL statement to the server for execution.