Impala: Open Source, Native Analytic Database for Apache Hadoop - A Review Paper

Cloudera impala is today's modern, open source massively parallel processing database on top hadoop data processing environment. Impala database provides high performance queries, low-latency and high concurrency for business intelligence application. Impala runs and gives us output in real-time. Impala sets a new benchmarks for hadoop databases. As comparative to Apache pig scripts and hive queries impala shows a better performance in all the aspects.