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Spark - Dataset And Dataframe Operations
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It explains below DS/DF functions with example
- read json data
- distinct
- dropDuplicates
- min
- max
- avg
- sum
- withColumn , expr
- rdd to convert dataframe to rdd
- write to parquet
- read parquet data
- describe
- read json data
- distinct
- dropDuplicates
- min
- max
- avg
- sum
- withColumn , expr
- rdd to convert dataframe to rdd
- write to parquet
- read parquet data
- describe