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从数据冗余到数据一致性：数据库设计的权衡与优化
从数据冗余到数据一致性：数据库设计的权衡与优化 一、数据冗余：看似便捷的设计陷阱 1.1 数据冗余的典型场景 1.2 数据冗余的三重危害 二、规范化：消除冗余的设计利器 2.1 范式理论的实战应用 2.2 规范化的性能代价 三、反规范化：性能优先的妥协艺术 3.1 反规范化的适用场景 3.2 反规范化的实现策略 四、一致性保障：冗余与规范的... -
常见的数据库种类有哪些？
从淘宝购物车到抖音推荐，你知道背后藏着多少种数据库吗？ 关系型数据库：数据界的 “规矩担当” 非关系型数据库（NoSQL）：数据界的 “灵活选手” 文档型数据库 键值型数据库 列族数据库 图数据库 时序数据库：数据界的 “时间记录员” 内存数据库：数据界的 “速度王者” 从淘宝购物车到抖音推荐，你知道背后藏着多少种数据库吗？ **当你在... -
Contributing
Contributing Contributing Community Code of Conduct Be considerate. Be respectful. Be collaborative. When you disagree, consult others. When you are unsure, ask for help. Ste... -
cassandra.yaml
cassandra.yaml file configuration cluster_name num_tokens allocate_tokens_for_keyspace allocate_tokens_for_local_replication_factor initial_token hinted_handoff_enabled ... -
Testing
Java tests JUnit tests Stress and FQLTool tests JVM distributed tests Upgrade tests Running multiple tests Running coverage analysis Micro-benchmarks Python tests Docker Se... -
Configuration and defaults
Configuration and defaults Configuration and defaults Example configuration file Configuration Directives Time and date settings CELERY_ENABLE_UTC CELERY_TIMEZONE Task setting... -
Development
Getting Started Initial Contributions Updating documentation Answering questions on the user list Reviewing and testing a submitted patch Investigate and/or fix a reported bug ... -
Testing
Java tests JUnit tests Stress and FQLTool tests JVM distributed tests Upgrade tests Running multiple tests Running coverage analysis Micro-benchmarks Python tests Docker Se... -
Using external tools to deep-dive
Diving Deep, Use External Tools JVM Tooling Garbage Collection State (jstat) Thread Information (jstack) Basic OS Tooling High Level Resource Usage (top/htop) IO Usage (iostat)... -
前言
Welcome to Apache Cassandra’s documentation! Main documentation Meta information Welcome to Apache Cassandra’s documentation! Apache Cassandra. If you would like to contribute...
