Fast Hadoop Analytics (Cloudera Impala vs Spark/Shark vs Apache Drill)

Comparison between Hive and Impala or Spark or Drill sometimes sounds inappropriate to me. The goals behind developing Hive and these tools were different. Hive was never developed for real-time, in memory processing and is based on MapReduce. It was built for offline batch processing kinda stuff. Best suited when you need long running jobs … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)