Most of the time, while cleaning the data, you have to make some choices based on the usability of the data. If a dataset that you are working on contains null values, you need to decide the most feasible way of doing it. Undoubtedly, you can either replace null values with some alternative or completely …
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Why replace null values in PySpark DataFrame? In huge datasets, there can be thousands of rows and hundreds of columns. Out of these columns, there may exist some containing null values or None in more than one cell. Null values in pyspark are nothing but no values in certain rows of String or Integer datatype …
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We provide Apache Spark objective questions [pyspark](mcqs) along with the Apache Spark interview question and quiz. These Apache Spark multiple choice questions (quiz) contains some of the most important Hadoop Spark objective questions along with databricks apache spark mcq questions. Studying below Apache Spark mcq quiz and azure databricks mcq questions can help you crack …
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