1. Hive Heap Size Memory Issue 2. HIve Optimization 3. Hive Sub Partition Deletion 4. HIve Stages 5. Add column in between existing columns in Hive 6. Map Join in Hive 7. Change or Check Block SIze 8. Spark Optimization 9. Spark Shared Variables 10. Spark Stages 11. Compress & Decompress Time Comparison of Parquet with others 12. Bloom Filter in HIve 13. 3rd Highest Salary by each department using Spark DataFrame(Not using Hive or SparkSQL) 14. Spark Cache vs Broadcast 15. Create DataFrame in Spark 16. Spark Partition 17. ACID properties in Hive & Spark 18. Count in Spark without using count func() 19. Shuffle Read & Shuffle Write in Spark 20. Spark cache is action or transformation? 21. Spark 1.x vs 2.x 22. What is hint?
