Top Questions

1. collect() or toPandas() on a large DataFrame in pyspark/EMR
   13 votes

   3 answers
2. Why parsing a String into Date in Java is slow? Can we accelerate it?
   12 votes

   3 answers
3. How to force inferSchema for CSV to consider integers as dates (with "dateFormat" option)?
   8 votes

   2 answers
4. How to set spark.driver.memory for Spark/Zeppelin on EMR
   7 votes

   1 answers
5. Configure Zeppelin's Spark Interpreter on EMR when starting a cluster
   7 votes

   2 answers