mazaneicha questions

mazaneicha answers

• Spark "Failed to construct kafka consumer" via SSL
• How is ColumnarToRow an efficient operation in Spark
• Add days to timestamp and get a timestamp back
• How Mapper and Reducer works together "without" sorting?
• Loop through RDD elements, read its content for further processing
• Use content of binary as string in DataFrame in pyspark
• How to apply partial sort on a Spark DataFrame?
• Does Spark Dynamic Allocation depend on external shuffle service to work well?
• What does "% of Queue" refer to in the hadoop yarn UI
• Is newly created client knows about older messages in hornetq?