ucp

问题 I am trying to migrate a project from Java 8 to Java 11, which uses ojdbc. I am using a class which extends PoolDataSourceImpl, which implements PooLDataSource, which extends javax.sql.DataSource and while trying to built it with maven it gives this error: Compilation failure [ERROR] createConnectionBuilder() in oracle.ucp.jdbc.PoolDataSourceImpl cannot implement create ConnectionBuilder() in javax.sql.DataSource [ERROR] return type oracle.ucp.jdbc.UCPConnectionBuilder is not compatible with

问题 I am trying to migrate a project from Java 8 to Java 11, which uses ojdbc. I am using a class which extends PoolDataSourceImpl, which implements PooLDataSource, which extends javax.sql.DataSource and while trying to built it with maven it gives this error: Compilation failure [ERROR] createConnectionBuilder() in oracle.ucp.jdbc.PoolDataSourceImpl cannot implement create ConnectionBuilder() in javax.sql.DataSource [ERROR] return type oracle.ucp.jdbc.UCPConnectionBuilder is not compatible with

问题 I am running a springboot application (which is running fine on local machine), and getting ORA-01882: timezone region not found error on ec2 instance. Its looks like a config problem but not sure how to fix it. Stack trace is below Caused by: java.sql.SQLException: Unable to start the Universal Connection Pool: oracle.ucp.UniversalConnectionPoolException: Cannot get Connection from Datasource: java.sql.SQLException: ORA-00604: error occurred at recursive SQL level 1 ORA-01882: timezone

问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago . Is there a way to download different versions of the Oracle JDBC drivers and Universal Connection Pool (UCP) from the Oracle Maven Repository? 回答1: Yes, Oracle JDBC drivers and Universal Connection Pool (ucp.jar) files are now available in the Oracle Maven Repository. The JDBC drivers and ucp.jar

问题 I want to create Oracle UCP using this code: import oracle.ucp.jdbc.PoolDataSource; import oracle.ucp.jdbc.PoolDataSourceFactory; System.out.println("***** OracleDS_UCP -> start init of PoolDataSource"); PoolDataSource pool = PoolDataSourceFactory.getPoolDataSource(); pool.setConnectionFactoryClassName("oracle.jdbc.pool.OracleDataSource"); pool.setURL("jdbc:oracle:thin:@localhost:1521:XE"); pool.setUser("test"); pool.setPassword("test"); pool.setMaxStatements(10); // the maximum number of

问题 I'm getting random " The connection is closed: The connection is closed" errors when using Oracle UCP, v 12.1.0.2.0. It looks like connection is marked as closed in oracle.ucp.jdbc.proxy.JDBCConnectionProxyFactory#invoke : if(Clock.isBefore(this.creationTS, this.m_jdbcPooledConnection.getAvailableStartTime()) || Clock.isBefore(this.creationTS, this.m_jdbcPooledConnection.getBorrowedStartTime())) { this.m_closed = Boolean.valueOf(true); } The Clock.isBefore(this.creationTS, this.m