Selected Java Interview Questions
Dec 3, 2025 · Backend Development
Coexisting Multiple DataSources in Spring Boot: No Switching Needed
This guide explains how to configure Spring Boot applications to use multiple coexisting DataSource beans—such as MySQL and TDengine—without runtime switching, covering bean definitions, MyBatis mapper scanning, transaction manager setup, custom @Transactional annotations, and common pitfalls, enabling clean separation of business, log, and time‑series data.
Multiple DataSourceMyBatisSpring Boot
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