SpringBoot 多数据源核心就三步，掌握这一套，你就理解了读写分离的底层原理，再去用 Sharding-JDBC、dynamic-datasource 这类框架会非常轻松。 随着项目变大，单数据扛不住压力很常见的事，这时候一般会先做读写分离：主库、从库读，减轻单库压力。而实现读写 ...

The Jakarta Persistence API (JPA) is a specification that defines a standardized framework for data persistence. Persistence is the fundamental mechanism for saving and retrieving data over time. In ...

Seata 作为一个分布式事务管理工具，为微服务架构提供了一种高效、简单的事务管理解决方案。通过配置 Seata 的全局事务和分支事务，并结合 Spring Boot 或 Spring Cloud，可以帮助开发人员轻松管理跨服务和跨数据库的事务一致性。 Seata 是一个开源的分布式事务解决 ...

Classes, methods and properties that were deprecated in Spring Boot 1.3 have been removed in this release. Please ensure that you aren’t calling deprecated methods before upgrading. Log4j 1 support ...

Before Spring introduced custom annotations, developers had to manage configurations like email validation using XML configuration files. The XML configuration would define beans, validators, and ...

The Jakarta Persistence API (JPA) is a Java specification that bridges the gap between relational databases and object-oriented programming. This two-part tutorial introduces JPA and explains how Java ...

Over the years, the Spring Framework has continually evolved its support for annotations, meta-annotations, and composed annotations. This document is intended to aid developers (both end users of ...

Editor's Note: This web services development tutorial was published in 2001, and remains a very popular article on TheServerSide. This article still provides great value, but significant changes have ...