目录一、引言：多数据库适配的行业痛点二、技术选型与架构设计1. 方案对比矩阵2. 最终技术栈三、完整实现代码解析1. 核心转换引擎实现2. 深度函数转换实现3. MyBATis执行器集成四、多数据库支持细节1. 分页处理对比2
I\'m thinking a bit about the concept of Django aggregates. I don\'t quite \"get\" how they can be used in my case. Basically i have a three-tier hierarchy of objects in my model, and the lowest objec
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