What is big data?
The literal meaning of understanding: large amounts of data, vast amounts of data
Data size of the data sets has far exceeded the existing common database software tools and processing power
Features of Big Data
Sea quantify
the amount of data
diversified
structured data, semi-structured data, unstructured data and
rapid technology
growth data faster
high-value
mass data of high value
What do big data?
1. Quick Search mass data
2. The mass data storage
(amount of data stored, and storing a single large file)
3. Rapid mass data calculation (as compared with traditional data, calculated faster)
4. Mass Real-time calculation data (always calculated with data)
5. depth of excavation (excavation previously undiscovered data value)
The prospect of big data
big data-related jobs
what to do after completion of big data science, but also point everyone is concerned!
Big Data Employment orientation Summary: Three direction, ten career
three major directions : big data systems research and development talents, Big Data application development talents and big data analysis class
ten career: ETL development, hadoop development, visualization (front-end display) tool development, information architecture development, research data warehouse, OLAP development, data science, predictive data analysis (data mining), enterprise data management, data security research.