...to the following scheme before the match:队长在以下时间点比赛开始前呈报比赛阵容 • First and second map第一和第二张地图 • Third and fourth map 第三和第四张地图 ..
基于4个网页-相关网页
Hadoop needs just a few pieces of information to answer my first and second questions: namely, which inputs to process and how to handle map and reduce.
Hadoop只需要几条信息就可以回答我的第一个和第二个问题：即，要处理哪条输入以及如何处理map和reduce。
The first is the original document, and the second is a hash map that is merged in with the original document before the updated document is stored in CouchDB.
第二个是一个哈希映射，在更新文档存储在 CouchDB 中之前，会把该哈希映射和原始文档一起 merge 进来。
The first functional map call is executed for each slice of data and is shown below in Figure 19. The second argument in the call carries the index of the current slice
对于每个数据片，都执行第一个功能性映射调用，见图 19。
应用推荐