...前事务上下文中获取绑定的数据连接的工具类,那就是 DataSourceUtils。Spring 的 JdbcTemplate 内部也是通过 DataSourceUtils 来获取连接的。DataSourceUtils 提供了若干获取和释放数据连接的静态方法,说明如下:static Connection doGetConnection(Data...
... 2016-08-04T07:49:39.261527088Z at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:80) ~[spring-jdbc-4.2.6.RELEASE.jar!/:4.2.6.RELEASE] 2016-08-04T07:49:3...
...va:112) [HikariCP-3.2.0.jar:na] at org.springframework.jdbc.datasource.DataSourceUtils.fetchConnection(DataSourceUtils.java:157) [spring-jdbc-5.1.5.RELEASE.jar:5.1.5.RELEASE] at org.springf...
... private void openConnection() throws SQLException { this.connection = DataSourceUtils.getConnection(this.dataSource); this.autoCommit = this.connection.getAutoCommit(); this.isConnectionTran...
...源),如果N{ dataSources.put(masterTenant.getTenant(), DataSourceUtils.wrapperDataSource(masterTenant)); }); } return dataSources.values().iterator().next(); ...
...object must not be null); //获取连接 Connection con = DataSourceUtils.getConnection(this.obtainDataSource()); Statement stmt = null; Object var11; try { ...
...object must not be null); //获取连接 Connection con = DataSourceUtils.getConnection(this.obtainDataSource()); Statement stmt = null; Object var11; try { ...
...object must not be null); //获取连接 Connection con = DataSourceUtils.getConnection(this.obtainDataSource()); Statement stmt = null; Object var11; try { ...
...7 private void openConnection() throws SQLException { this.connection = DataSourceUtils.getConnection(this.dataSource); this.autoCommit = this.connection.getAutoCommit(); this.isConnectionTra...
...ctionSynchronizationManager获取对应线程绑定资源的工具类,如DataSourceUtils.getConnection(DataSource dataSource)。模板类在内部通过工具类访问TransactionSynchronizationManager中的线程绑定资源 Spring通过事务传播行为控制当前的事务如何传播到被嵌...
... try { // 从连接池获取连接 conn = DataSourceUtils.getConnection(dataSource); param1Array = wrapProcParameter1(param, conn); param2Array = wrapProcPa...
...oTemplate类,另外一种是低层的解决方案,有以下这些类:DataSourceUtils(针对JDBC),SessionFactoryUtils(针对Hibernate),PersistenceManagerFactoryUtils(针对JDO)等等。 当对应用代码来说,直接同原始持久化API特有的资源类型打交道是更好...
ChatGPT和Sora等AI大模型应用,将AI大模型和算力需求的热度不断带上新的台阶。哪里可以获得...
大模型的训练用4090是不合适的,但推理(inference/serving)用4090不能说合适,...
图示为GPU性能排行榜,我们可以看到所有GPU的原始相关性能图表。同时根据训练、推理能力由高到低做了...