Databricks Certified Machine Learning - Associate
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What is the significance of the 'batch' postfix in functions such as DataFrame.pandas_on_spark.transform_batch() within pandas-on-Spark?_
A
It refers to the entire DataFrame.
B
It denotes a single operation on a column.
C
It specifies a chunk of pandas-on-Spark DataFrame or Series.
D
It indicates a specific row of the DataFrame.