What is big data? Big data features and used? ?

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What is big data?

1. Literally understood: large amounts of data, vast amounts of data
2. The size of the data set has far exceeded the existing common database software tools and processing power data

Big Data What are the characteristics?

1.海量化

The amount of data (and more)

​2.多样化

Structured data, semi-structured data, unstructured data, and

​3.快速化

The fast growth rate data

​4.高价值

Massive high-value data

What do big data?

1, mass data fast query

2, mass data storage (amount of data, a single large file)

3, fast mass data calculation (comparison with conventional tools)

4, mass data calculated in real time (immediately immediately)

5, data mining (mining valuable data not previously found)