WARN SettingsFactory:140 - Could not obtain connection metadata

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SSH2环境搭建常见问题解决

SSH2环境搭建过程中，数据库连接池连接报错信息：

19:26:49,454  WARN DTDEntityResolver:73 - recognized obsolete hibernate namespace http://hibernate.sourceforge.net/. Use namespace http://www.hibernate.org/dtd/ instead. Refer to Hibernate 3.6 Migration Guide!19:26:49,752  WARN SettingsFactory:140 - Could not obtain connection metadatajava.sql.SQLException: 不支持的特性at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)at oracle.jdbc.dbaccess.DBError.throwUnsupportedFeatureSqlException(DBError.java:689)at oracle.jdbc.OracleDatabaseMetaData.getDatabaseMajorVersion(OracleDatabaseMetaData.java:4442)at com.mchange.v2.c3p0.impl.NewProxyDatabaseMetaData.getDatabaseMajorVersion(NewProxyDatabaseMetaData.java:3678)at org.hibernate.cfg.SettingsFactory.buildSettings(SettingsFactory.java:117)at org.hibernate.cfg.Configuration.buildSettingsInternal(Configuration.java:2833)at org.hibernate.cfg.Configuration.buildSettings(Configuration.java:2829)at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1840)at org.springframework.orm.hibernate3.LocalSessionFactoryBean.newSessionFactory(LocalSessionFactoryBean.java:814)at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:732)at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1369)at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1335)at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:473)at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)at java.security.AccessController.doPrivileged(Native Method)

解决方案：下载ojdbc14.jar并替换原来的classes12.jar。

报错原因：我原来用的是 classes12.jar的驱动，相对Hibernate3来说版本太低了。

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