Files
java-design-patterns/localization/zh/sharding
Ilkka Seppälä 4108f86177 docs: Prepare for new website launch (#2149)
* Changed database implementation. Removed static objects.

* Fix Logs

* Fix 40 errors from checkstyle plugin run. 139 left))

* Fix CacheStore errors from checkstyle plugin 107 left

* Fix last errors in checkstyle.

* Fix sonar issues

* Fix issues in VALIDATE phase

* Fix Bug with mongo connection. Used "Try with resources"

* Add test

* Added docker-compose for mongo db. MongoDb db work fixed.

* Provided missing tests

* Comments to start Application with mongo.

* Fix some broken links

* Remove extra space

* Update filename

* Fix some links in localization folders

* Fix link

* Update frontmatters

* Work on patterns index page

* Work on index page

* Fixes according PR comments. Mainly Readme edits.

* fix frontmatter

* add missing png

* Update pattern index.md

* Add index.md for Chinese translation

* update image paths

* update circuit breaker image paths

* Update image paths for localizations

* add generated puml

* Add missing image

* Update img file extensions

* Update the rest of the EN and ZH patterns to conform with the new website

Co-authored-by: Victor Zalevskii <zvictormail@gmail.com>
2022-10-23 16:29:49 +03:00
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title, category, language, tags
title category language tags
Sharding Behavioral zh
Performance
Cloud distributed

含义

分片模式是指将数据存储划分为水平分区或分片。每个分片都有相同的模式,但持有自己独特的数据子集。

一个分片本身就是一个数据存储(它可以包含许多不同类型的实体的数据),运行在作为存储节点的服务器上。

类图

alt text

适用场景

这种设计模式提供了一下的好处:

  • 你可以通过增加在额外的存储节点上,运行的更多分片来实现系统扩容。
  • 系统可以使用现成的廉价硬件,而不是为每个存储节点使用专门(或者昂贵)的服务器硬件。
  • 你可以通过平衡各分片之间的工作负载来减少竞争,以提高性能。
  • 在云环境中,分片可以在物理上靠近访问该节点数据的用户。

引用