Velocity - speed of data flowing into a system
Variety - different types of data from multiple sources
Veracity - accuracy of inbound and outbound data
Many tools exist that address the above characteristics of Big Data which can be split into three different purposeful strands:
- Data Transfer - e.g Kafka, Flume, Scribe, Scoop
- Data Storage - e.g Hadoop, GlusterFS, Cassandra
- Data Processing - e.g Storm, Flink, Spark, Samza
