WebFeb 24, 2024 · 方法一:数据源信息配置在xml中,适用于一般数据库切换。. 执行完某操作,切换数据库,执行另一个操作。. 方法二:数据源信息配置在默认数据源中,适用于切 … WebOct 1, 2024 · Here we will actually define key-value pairs [“targetDataSources”] for all configured data sources in above step. The value will be data source bean name, and key will be result came from determineCurrentLookupKey() method in MyRoutingDataSource. We can also mention a default data source if nothing can be found for any user request.
Spring AbstractRoutingDataSource 不生效原因 - CSDN博客
WebThe concrete key representation will be handled by resolveSpecifiedLookupKey(Object) and determineCurrentLookupKey(). setDefaultTargetDataSource. public void setDefaultTargetDataSource (Object defaultTargetDataSource) Specify the default target DataSource, if any. WebFeb 27, 2024 · SpringBoot的多数据源实现以实现AbstractRoutingDataSource#determineCurrentLookupKey()来达到多个数据源动态切换的目的。网上有很多的文章可以获取具体方法,就不在讲了。项目中需要用到多数据源MySQL和SQLServer两个数据库,系统要保持两个数据库的数据同步,就需要来回切数 … songs download new songs
Dynamic DataSource Routing with Spring @Transactional
WebJan 2, 2024 · 2. Maven Dependencies. Let's start by declaring spring-context, spring-jdbc, spring-test, and h2 as dependencies in the pom.xml: The latest version of the dependencies can be found here. If you are using Spring Boot, we can use the starters for Spring Data and Test: 3. Datasource Context. AbstractRoutingDatasource requires information to know ... WebApr 12, 2024 · spring动态切换数据源时什么时候调用的AbstractRoutingDataSource. spring. 最近有spring配置多数据源,中间用了aop来完成动态的切换,发现一些地方不是很明 … WebdetermineCurrentLookupKey怎么来确定 key 呢? 它是一个无参的方法,一般来说,都是放在ThreadLocal中,在执行sql操作之前,在对应的ThreadLocal放这次需要的 key ,就 … small fitness ball exercises