What is big data?
Big data is an evolving term that describes any
voluminous amount of structured ,semi-structured
and unstructured data that has the potential to be
mined for information. Although big data doesn’t refer
to any specific quantity ,the term is often used when
speaking about petabytes and exabytes of data.
大数据是一个不断发展的术语描述的任何数量的结
构化、半结构化和非结构化数据 , 有潜力被挖掘信息
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