说明: Joins in Hadoop has always been a problem for its users: the Map/Reduce framework seems to be specifically designed for group-by aggregation tasks rather than across-table op- erations; on the other hand, join operation in distributed database syste <kurt6868> 在 上传 | 大小:163840
说明: 智能 web 算法 高清 pdf 1 ■ What is the intelligent web? 1 2 ■ Searching 21 3 ■ Creating suggestions and recommendations 69 4 ■ Clustering: grouping things together 121 5 ■ Classification: placing things where they belong 164 6 ■ Combining classifiers 232 <kurt6868> 在 上传 | 大小:7340032