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1. HQueue profile HQueue is a set of distributed, persistent message queues developed by hbase based on the search web crawl offline Systems team. It uses htable to store message data, HBase coprocessor to store the original keyvalue data in the message data format, and encapsulates the HBase client API for message access based on the HQueue client API. HQueue can be effectively used in the need to store time series data, as MAPR ...

The hardware environment usually uses a blade server based on Intel or AMD CPUs to build a cluster system. To reduce costs, outdated hardware that has been discontinued is used. Node has local memory and hard disk, connected through high-speed switches (usually Gigabit switches), if the cluster nodes are many, you can also use the hierarchical exchange. The nodes in the cluster are peer-to-peer (all resources can be reduced to the same configuration), but this is not necessary. Operating system Linux or windows system configuration HPCC cluster with two configurations: ...

Http://www.aliyun.com/zixun/aggregation/13713.html ">hbase coprocessor is one of the great expectations that many people have for hbase-0.92. It enables off-line analysis and online applications to be well integrated, and also greatly expands the application richness of hbase and is no longer a simple K class application. The design of HBase coprocessor from hbase-2000 and HBase-...

"SaaS Pioneer" series continues to present for you, in the previous installments we have focused on sharing the domestic CRM, collaborative office and other fields of pioneer Enterprises, today we bring the domestic security field has a special impact of enterprise-safety treasure. Safety Bao is the first fully based on the SaaS model to provide users with security services, but also Kai-Fu Lee's founder of the Innovation Workshop in the only security field of investment projects. Feng Jinghui (left) security Treasure founder and deputy director of research and Development, Feng Jinghui is a senior development experts, since childhood love computer, 16 years old in China's well-known technology community NetEase Ren ...

In life, perhaps all of them have indirectly used his work, and he is the initiator of Lucene, Nutch, Hadoop and other projects. It was he who made the esoteric search technology a product that contributed to the general public, or he created Hadoop, which is now at the zenith of cloud computing and large data. 　　He is a kind of thief of fire, he is Doug Cutting. From the intern 1985, cutting graduated from Stanford University in the United States. He was not at the outset determined to join the IT industry, in the college era ...