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Build a Java CRUD demo Build a CRUD demo with SpringBoot and Spring JPA Build a CRUD demo with SpringBoot and MyBatis Build a simple Python+SQLAlchemy CRUD demo Build a simple ...
11.4 数据库层配置 11.4.1 配置数据源 11.4 数据库层配置 上面的模板工程,我们来直接运行main函数,会发现启动失败,控制台会输出如下报错信息: BeanCreationException : Error creating bean with name 'dataSource' defined in cla...