ソーシャルアプリでの Amazon Elastic MapReduce 活用事例The document discusses Amazon Elastic MapReduce, which allows users to run Hadoop jobs on Amazon Web Services infrastructure. It describes how MapReduce works, provides an example of analyzing Apache log files using MapReduce, and discusses how to run and debug MapReduce jobs on Amazon Elastic MapReduce. Finally, it mentions how MapReduce jobs can be scheduled regularly using cron jobs to periodic
