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1、阿里云RDS SQL server版本核心特征 基础版：单节点结构，资源规模小且不支持只读实例扩展，无法应对高并发场景。主要用于个人学习，微型网站，测试环境 集群版：一主多只读（分布式集群）架构，高性能、读写分离…
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