http://highscalability.com/unorthodox-approach-database-design-coming-shard Webbsharding-core本身使用流式处理获取数据在普通情况下和单表的差距基本没有,但是在分页跳过X页后,性能会随着X的增大而减小O(n) 目前该框架已经实现了一套高性能分页可以根据用户配置,实现分页功能。 支持版本x.2.0.16+

Releases · apache/shardingsphere · GitHub

Use this pattern when a data store is likely to need to scale beyond the resources available to a single storage node, or to improve performance … Visa mer Webb20 juli 2012 · 131. In the context of scaling MongoDB: replication creates additional copies of the data and allows for automatic failover to another node. Replication may help with horizontal scaling of reads if you are OK to read data that potentially isn't the latest. sharding allows for horizontal scaling of data writes by partitioning data across ... golfech npp

What Is Sharding? Complete Beginner’s Guide - Coin Bureau

Webb6 aug. 2009 · With sharding the data are parallelized and you scale by scaling out. Using this approach you can get massively more work done because it can be done in parallel. Data are kept small. The larger a set of data a server handles the harder it is to cash intelligently because you have such a wide diversity of data being accessed. Webb4 okt. 2011 · A Long Walk to Water begins as two stories, told in alternating sections, about two eleven-year-olds in Sudan, a girl in 2008 and a boy in 1985. The girl, Nya, is fetching water from a pond that is two hours’ walk from her home: she makes two trips to the pond every day. The boy, Salva, becomes one of the “lost boys” of Sudan, refugees ... Webb샤딩(Sharding)을 적용하기에 앞서. 샤딩(Sharding)을 적용한다는것은? 프로그래밍, 운영적인 복잡도는 더 높아지는 단점이 있습니다. 가능하면 Sharding을 피하거나 … health2sync.com