#first dbspring.datasource.url = [url]spring.datasource.username = [username]spring.datasource.password = [password]spring.datasource.driverClassName = oracle.jdbc.OracleDriver#second db ...spring.secondDatasource.url = [url]spring.secondDatasource.username = [username]spring.secondDatasource.password = [password]spring.secondDatasource.driverClassName = oracle.jdbc.OracleDriver@Bean@Primary@ConfigurationProperties(prefix="spring.datasource")public DataSource primaryDataSource() { return DataSourceBuilder.create().build();}@Bean@ConfigurationProperties(prefix="spring.secondDatasource")public DataSource secondaryDataSource() { return DataSourceBuilder.create().build();}