問：請轉(zhuǎn)8256分機(jī)：
今早突然數(shù)據(jù)庫連接不上了
HTTP 500 – operation: open connection; SQLException for SQL [???]; SQL state [null]; error code [0]; create PoolableConnectionFactory (Communications link
type燛 report
燞ibernate operation: open connection; SQLException for SQL [???]; SQL state [null]; error code [0]; create PoolableConnectionFactory (Communications link
description燭he encountered an error that it from this request.
org.springframework.jdbc.UncategorizedSQLException: operation: open connection; SQLException for SQL [???]; SQL state [null]; error code [0]; create PoolableConnectionFactory (Communications link
The last sent to the was 0 ago. The has not any from the server=demo); exception is org.apache.commons.dbcp.SQLNestedException: create PoolableConnectionFactory (Communications link
The last sent to the was 0 ago. The has not any from the server=demo)
org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:83)
org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
org.springframework.orm.hibernate3.HibernateAccessor.convertJdbcAccessException(HibernateAccessor.java:424)
org.springframework.orm.hibernate3.HibernateAccessor.convertHibernateAccessException(HibernateAccessor.java:410)
org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:424)
org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374)
org.springframework.orm.hibernate3.HibernateTemplate.fi
