ollik1 questions

ollik1 answers

• Describe a Dataframe on PySpark
• Efficient way of joining multiple tables in Spark - No space left on device
• Spark 2.4.0 Avro Java - cannot resolve method from_avro
• compare case class fields with sub fields of another case class in scala
• How to create an unique autogenerated Id column in a spark dataframe
• How to download a file using ipywidget button?
• Cannot get type of generic object in a list
• Parquet with Athena VS Redshift
• How to use fully formed SQL with spark structured streaming