云数据库OceanBase模块-阿里云

OceanBase数据库这些模块都报错 config already exists field？

"还发现有这样的错误：2024-04-11T15:30:18.16982+08:00 ERROR [46082,98c0cf852d63ae76] caller=engine/pipeline_module_callback.go:40:addPipeline: add pipeline modu...

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OceanBase 源码解读（十一）：Location Cache 模块浅析

此前，OceanBase 源码解读第十篇《一号表及其服务寻址》，为大家介绍了“系统租户的「一号表」”的前世今生，并对一号表相关的服务寻址过程进行了说明。本期“源码解读”继续由 OceanBase 内核研发工程师镇楠为大家带来文中提及的 Location Cache 模块浅析。Lo...

OceanBase 数据库源码解读之模块结构

竹翁，OceanBase 内核研发总监杨志丰，花名竹翁，毕业于北京大学，长期从事分布式系统和数据库的研发工作，现于阿里巴巴/蚂蚁金服自主研发的分布式关系数据库 OceanBase 团队负责研发工作，致力于把设计先进的 HTAP 数据库系统打造成技术业内标杆的核心基础设施。在 OceanBase 系统...

OceanBase分布式存储引擎公共模块——基础数据结构

OceanBase分布式存储引擎公共模块——基础数据结构 1.哈希表为了提高随机读取性能，UpdateServer支持创建哈希索引，这个哈希索引结构就是LightlyHashMap,代码如下： template <typename Key, typename Value> class ...

OceanBase分布式存储引擎公共模块——内存管理

OceanBase分布式存储引擎公共模块——内存管理内存管理是C++高性能服务器的核心问题。一些通用的内存管理库，比如Google TCMalloc，在内存申请/释放速度、小内存管理、所开销等方面都已经做得相当卓越了，然而，我们并没有采用。这是因为，通用内存管理库在性能上毕竟不如专用的内存池，更为...

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