What is Big Data?
The term big data is believed to have originated with Web search companies who had to query very large distributed aggregations of loosely-structured data.Big data is a concept, or a popular term, used to describe a massive volume of structured, semi-structured, unstructured and multi-structured data that is so large that it’s difficult to process the data within a tolerable elapsed time, using traditional database and software techniques.
- Structured Data – Data that resides in fixed fields within a record or file. Relational databases and spreadsheets are examples of structured data.
- Semi-Structured Data – Semi-structured data is data that is neither raw data, nor typed data in a conventional database system. It is type structured data, but does not conform to the formal structure of data models associated with relational databases or other forms of data tables, but nonetheless contains tags or other markers to separate…
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