Big Data
- Formal
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Data sets so large that they cannot be used with traditional database tools.
- Practical
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Big data often requires massively parallel computing resources to access, curate and analyze. Big data analysis techniques are crucial to such disciplines as spotting business trends and simulation. Analysis of data sets can find new correlations, to "spot business trends, prevent diseases, combat crime and so on." Scientists, business executives, practitioners of media, and advertising and governments alike regularly meet difficulties with large data sets in areas including Internet search, finance and business informatics.