WebJun 1, 2016 · 2. We have exactly a same setup. I debugged the problem and it boils down to the fact that: When the first transaction begins --> the datasource key is resolved -> hikari pool try creating a new connection within which it used a map of predefined (in config) datasources map and fetches the correct datasource. 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 ...
ARDS数据源切换,determineCurrentLookupKey()一直被 …
WebApr 26, 2012 · AbstractRoutingDataSource executes determineCurrentLookupKey() in order to find suitable DataSource from a set of available ones. Lookup key is used to obtain current DataSource. AbstractRoutingDataSource returns JDBC connections from that data source. Connection is returned from AbstractRoutingDataSource as if it was a normal … Web`determineCurrentLookupKey`方法是留给子类拓展的。 determineCurrentLookupKey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 … how many kills for merciless catalyst
Spring AbstractRoutingDataSource 不生效原 …
WebDec 2, 2024 · 抽象方法 determineCurrentLookupKey() 是暴露给开发者的,我们可以通过实现该方法在不同数据源之间切换。 SpringBoot实践 1. 配置多数据源. 在 application.yml 如下配置 WebMay 30, 2024 · 之前在项目中由于数据源比较多,为了方便切换数据源使用了AbstractRoutingDataSource+JdbcTemplate。刚开始都是查询操作,没有事物操作,但后来出现了一个事物操作,在一个service方法里面总是无法成功切换数据源。从网上搜了下也没有搜到解决方案,最后没办法只能阅读源码自己解决,最终定位到了问题 ... WebJun 26, 2024 · 一、AbstractRoutingDataSource Spring boot提供了AbstractRoutingDataSource 根据用户定义的规则选择当前的数据源,这样我们可以在执行查询之前,设置使用的数据源。实现可动态路由的数据源,在每次数据库查询操作前执行。它的抽象方法 determineCurrentLookupKey() 决定使用哪个数据源。 howard shore movies 2023