In this article, you've learned about the flexibility of asynchronous replication using er and the high-availability features of a cluster.
在本文中，我们了解了使用ER实现异步复制的灵活性和集群的高可用性特性。
This article focuses on one of those features: upgrading a high availability cluster while it is online.
本文主要关注其中一个特性：在线升级高可用性集群。
Version 11.70 of Informix database software provides multiple features to ensure uninterrupted availability of a high availability cluster.
Informix数据库11.70版提供多个特性来确保高可用性集群的不间断可用性。
Although this is not strictly required, using back-level repositories in a mixed cluster can prevent the use of advanced features.
尽管没有严格要求，但是在混合集群中使用低级的储存库不利于使用高级特性。
The beauty of MongoDB's auto-sharding features is that it makes it very straightforward to go from a single server to a sharded cluster, often with little or no changes to application code required.
MongoDB 的自动分片特性的好处是它使得从单一服务器转向分片集群变得非常容易，通过无需或很少需要对所需的程序代码进行改动。
Aiming at reinforcing for the system performance, it then introduces the load balancing techniques on the server side, the features of a Cluster, and some common used load algorithms.
然后针对系统性能的提高，介绍了服务器端的负载均衡技术，集群的特点，并具体分析了几种常用的负载均衡算法。
The paper presents a measurable method for logistics segmentation. According to demand features of different industries and different clients, it applies fuzzy cluster analysis to segment market.
探讨了一种定量的物流市场细分方法，将行业需求特征和客户具体需求特征作为市场细分的依据，运用模糊聚类法细分市场。
The paper presents a measurable method for logistics segmentation. According to demand features of different industries and different clients, it applies fuzzy cluster analysis to segment market.
探讨了一种定量的物流市场细分方法，将行业需求特征和客户具体需求特征作为市场细分的依据，运用模糊聚类法细分市场。
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