Cayenne pepper is a spicy food that has been proved as a way of burning fat. The cayenne pepper is known by a few different names: the cow horn pepper, the Guinea spice, the bird pepper and even the aleva pepper.
ETL stands for Extract, Transform and Load, which is a process used to collect data from various sources, transform the data depending on business rules/needs and load the data into a destination database.
Before dealing with streaming data, it is worth comparing and contrasting stream processing and batch processing. Batch processing can be used to compute arbitrary queries over different sets of data. It usually computes results that are derived from all the data it encompasses, and enables deep analysis of big data sets.