DataFrames and SparkSQL performed almost about the same, although with analysis involving aggregation and sorting SparkSQL had a slight advantage.
Hope this helps
I think the problem can be solved ...READ MORE
Spark is a framework for distributed data ...READ MORE
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Yes, you can reorder the dataframe elements.
You need ...READ MORE
its late but this how you can ...READ MORE
With mapPartion() or foreachPartition(), you can only ...READ MORE
Yes, they both merge the values using ...READ MORE
As parquet is a column based storage ...READ MORE
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