You will learn How can you reduce writing long schema by this simple trick. You must have used StructType and StructField to create your schema for a DataFrame and must have found it difficult sometime. So, There is one shortcut by which you can avoid lengthy Struct schema’s.
PySpark has an inbuilt method to do the task in-hand: _parse_datatype_string
Read the full article here: http://geekcoders.co.in/databricks/create-spark-datatype-schema-from-string/
#databricks #pyspark
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