Apache ShardingSphere 在京东白条场景的落地之旅

{"type":"doc","content":[{"type":"blockquote","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"京东白条使用 Apache ShardingSphere 解决了千亿数据存储和扩容的问题，为大促活动奠定了基础。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2014 年初，“京东白条”作为业内互联网信用支付产品，数据量爆发式的增长，每一次大促备战都是对技术人员的考验，每一次的战略转型驱动着数据架构的成长。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"--张栋芳，京东白条研发负责人","attrs":{}}]}],"attrs":{}},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"京东白条数据架构演进史","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"自 2014 年 2 月京东白条业务上线起，为满足快速发展的业务和激增的海量数据，白条的数据架构经历了数次演进。","attrs":{}}]},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"2014～2015","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Solr + HBase 的方案解决了核心、非核心业务系统对关键数据库的访问问题，Solr 作为被检索字段的索引，HBase 用作全量的数据存储。","attrs":{}}]},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"通过 Solr 集群分担部分读和写的业务，缓解核心库的压力；","attrs":{}}]}]},{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"Solr 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ShardingSphere 分片的对比如下：","attrs":{}}]},{"type":"embedcomp","attrs":{"type":"table","data":{"content":"

	基于自研框架分片	基于 ShardingSphere 分片
性能	高	高
代码耦合度	高	低
业务入侵程度	高	低
升级难度	高	低
扩展性	一般	良好

"}}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"下一阶段工作，","attrs":{}},{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"解耦。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"显然京东白条数据架构将迎来一个新的阶段，解耦的驱动力可以概括如下 3 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11”等活动。","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"京东白条业务体量巨大，是名副其实的金融级高并发、海量数据的业务场景，因此分库分表组件应具有以下特点：","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"1. 产品成熟稳定","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"2. 极致性能表现","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"3. 处理海量数据","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"4. 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几乎一致。","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/c4/c4a2397126c046786a4c2b85027a4339.webp","alt":null,"title":"","style":[{"key":"width","value":"50%"},{"key":"bordertype","value":"none"}],"href":"","fromPaste":false,"pastePass":false}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"关于对接过程中的问题详情及方案，请通过","attrs":{}},{"type":"link","attrs":{"href":"http://mp.weixin.qq.com/s?__biz=MzUzNjgwODk2Mw==&mid=2247483901&idx=1&sn=683442c9540ad83a5bc27df068fd62bf&chksm=faf1da91cd865387eca4fc4bcbf9a484fcd14aa0efd2af34d900a02059f0fab7a4610d8f8b03&scene=21#wechat_redirect","title":null,"type":null},"content":[{"type":"text","text":"《Apache ShardingSphere 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DBRep 读取数据，通过 Apache ShardingSphere 将数据同步至目标数据库集群；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"2. 两套集群并行运行，数据迁移后再使用自研工具对业务和数据进行校验。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"DBRep 是 ShardingSphere-Scaling 产品设计的基石，Scaling 具备的自动化能力为后续的迁移扩容工作提供了更多的便利。","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"Apache ShardingSphere 带来的收益","attrs":{}}]},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"简化升级路径","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"通过架构解耦，业务系统升级所涉及技术栈得到有效缩短，研发团队不再需要关注分表设计，精力全部聚焦于业务本身，升级路径得到大幅度优化；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"节省研发力量","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"引入成熟的 Apache ShardingSphere 无需重新开发分表组件，在简化业务升级路径的基础上节省了大量研发力量；","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"bulletedlist","content":[{"type":"listitem","attrs":{"listStyle":null},"content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"架构灵活扩展","attrs":{}}]}]}],"attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"搭配使用 Scaling 同步迁移组件从容面对“618”和“11.11”等大型活动，系统灵活扩容。","attrs":{}}]},{"type":"heading","attrs":{"align":null,"level":2},"content":[{"type":"text","text":"写在最后","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"京东白条业务的快速增长驱动着数据架构不断升级，本次架构演进通过引入 Apache ShardingSphere 助力白条架构解耦，简化了系统升级路径，使研发团队只需关注业务本身，同时也实现了数据架构的灵活扩展，在消费金融场景开启了良好的开端。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"互联网信用消费模式发展逐步多样化，未来 Apache ShardingSphere 将与京东展开更多业务场景的实践和探索，通过推动金融科技创新发展，进一步提升互联网金融的创新速度和效率。","attrs":{}}]},{"type":"horizontalrule","attrs":{}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","text":"ShardingSphere 作为 Apache 基金会下的顶级开源项目，在 GitHub 上获得了超 14K Star 的关注，已成为行业内受欢迎的开源项目，全球有超过 170 家企业用户登记使用，覆盖金融、电子商务、云服务、旅游、物流、教育、文娱等多个领域。","attrs":{}}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"* ","attrs":{}},{"type":"text","text":"欢迎更多技术团队约稿投稿，和大家分享使用 ShardingSphere 的经验思考。对案例感兴趣的伙伴可联系社区经理（","attrs":{}},{"type":"text","marks":[{"type":"strong","attrs":{}}],"text":"ss_assistant_1","attrs":{}},{"type":"text","text":"）或扫描下方二维码回复“加群”进入技术交流群。","attrs":{}}]},{"type":"image","attrs":{"src":"https://static001.geekbang.org/infoq/d0/d09380d524635da22bebc78825f527db.jpeg","alt":null,"title":"","style":[{"key":"width","value":"25%"},{"key":"bordertype","value":"none"}],"href":"","fromPaste":false,"pastePass":false}},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":"center","origin":null},"content":[{"type":"text","text":"加入交流群","attrs":{}}]}]}