Chapter 1. Understanding Apache Solr

The world of information technology revolves around transforming data into information that we can understand. This data is generated every now and then, from various sources, in various forms. To analyze such data, engineers must observe data characteristics, such as the velocity with which the data is generated, volume of data, veracity of data, and data variety. These four dimensions are widely used to recognize whether the data falls into the category of Big Data. In an enterprise, the data may come from its operations network which would involve plant assets, or it may even come from an employee who is updating his information on the employee portal. The sources for such data can be unlimited, and so is ...

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