Question

java高手请进

Caused by: java.sql.SQLException: Unknown initial character set index '45' received from server. Initial client character set can be forced via the 'characterEncoding' property.
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:910)

Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)

org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:599)

Answer 1

应该是配置文件写错了，你检查一下配置文件中datasource里面的mysql配置。

追问

我可以加加你的？或者你加我的，刚拿到这个项目学习，部署后都运行不了，很急

Answer 2

Unknown initial character set index '45' received from server

你看看你传过来的这个45，是对应的数据库的那个字段，他对应属性是什么类型。