我在 tomcat 上运行 spring/hibernate java 应用程序,我在更新时看到这个时髦的错误:JDBC 驱动程序没有返回预期的行数
Caused by: java.lang.NullPointerException
at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:90)
at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:70)
at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:268)
at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:262)
at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:179)
我最近将我的 mysql 连接器更新到版本 5.1.15。有没有人见过这样的事情?