hadoop下大数据挖掘,基于开源软件Hadoop和Hive进行构建，打破了传统数据仓库不能线性扩展、可控性差的局限，并且根据腾讯数据量大、计算复杂等特定情况进行了大量优化和改造。-Under hadoop big data mining, Hadoop and Hive based on open source software to build, not to break the linear expansion, poor controllability limitations of traditional data warehouse, and a lot optimization and transformation of large volumes of data according to Tencent, complexity and other specific circumstances.