本篇最佳实践先创建EMR集群作为数据湖对象,Hive元数据存储在DLF,外表数据存储在OSS。然后使用阿里云数据仓库MaxCompute以创建外部项目的方式与存储在DLF的元数据库映射打通,实现元数据统一。最后通过一个毒蘑菇的训练和预测demo,演示云数仓MaxCompute如何对于存储在EMR数据湖的数据进行加工处理以达到业务预期。
'},/stalk-root {'f','y','k','s'},/stalk-surface-above-ring {'f','y','k','s'},/stalk-surface-below-ring {'n','b','c','g','o','p','e','w','y'},/stalk-color-above-ring {'n','b','c','g','o','p','e','w','y'},/stalk-color-below-ring {'p','u'},/veil-type {'n','o','w','y'},/veil-color {'n','o','t'},/ring-...