开源数据库学习的相关内容

阿里云文档 2025-04-21

如何设计SelectDB库表

良好的表结构设计不仅能支持丰富的功能需求，还能大幅提升数据库系统的性能、可维护性和可扩展性等，因此数据库的表结构设计至关重要。本文为您介绍在云数据库 SelectDB 版中，设计表结构时需要重点关注的表属性，并帮助您快速掌握如何根据业务场景选择合适的表设计，从而更好的满足业务需求。

阿里云文档 2023-09-27

如何配置数据库审计行为模型

智能分析是指数据库审计系统可以学习用户的数据库操作习惯，通过对用户操作所涉及的IP、客户端操作工具等信息进行统计分析，实现对异常行为的告警，可以帮助您发现数据库异常行为。本文介绍了在云盾数据库审计系统中，如何添加行为模型学习任务和查询行为模型学习。

阿里云文档 2023-09-03

以简化版的emp为例学习创建新表_云原生数据库PolarDB PostgreSQL版（兼容Oracle）_云原生数据库 PolarDB(PolarDB)

通过指定表名称以及所有列名称及其类型来创建新表。

文章 2023-09-01 来自：开发者社区

直播预告 | PolarDB开源数据库云上实验室：云时代下的数据库学习新范式

在学习数据库的过程中，一个便捷的练习环境是走向成功的关键第一步。为了方便开发者学习和使用开源数据库，PolarDB提供了免费的在线实验环境，内置PostgreSQL数据库以及PolarDB开源数据库：PolarDB PostgreSQL版和PolarDB分布式版的容器镜像。无需下载或安装，只需一键启动，便可立即投入学习。本次特邀CUUG首席讲师陈卫星老师（Oracle 10g/11g OCM.....

文章 2017-11-22 来自：开发者社区

Android开源：数据库ORM框架GreenDao学习心得及使用总结

最近在对开发项目的性能进行优化。由于项目里涉及了大量的缓存处理和数据库运用，需要对数据库进行频繁的读写、查询等操作。因此首先想到了对整个项目的数据库框架进行优化。原先使用android本身内置的sqllite，也就是用的最基本的SQLiteOpenHelper方法，这种方法对自己来说比较方便易懂。但是在使用过程中感觉很繁琐，从建表到对表的增删改...

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更新时间 2024-03-11 20:20:53

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数据库审计

满足等保2.0二级和三级 “安全审计”合规要求的同时，智能解析数据库通信流量，细粒度审计数据库访问行为，通过对数据库全量行为的审计溯源、危险攻击的实时告警、风险语句的智能预警，提供数据库资产最安全的监控保障。

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