问题描述：

生产启动的时候，定期排查的一些日志，发现一个问题呢，主要是加锁了，很奇怪，主要是业务数据的一般的CURD。至于其他的很奇怪！主要查看业务代码。

问题发生原因：

删除的时候，尽量不能使用索引进行删除，一个过千万的数据量，在根据索引删除数据的时候，会有很大的问题！主要是根据索引删除数据，会有一个间隙锁，在加锁间隙又插入这个表，那么会爆出这个死锁！

问题日志详情：

### Error flushing statements. Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction
### Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction","flowType": "-1","flowDesc": "kafka消息处理失败"}
2022-07-19 00:42:09.521 [audit_platform_to_bus-0-C-1] ERROR c.g.h.m.p.consumer.AbstractConsumer -
### Error flushing statements. Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction
### Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction
org.apache.ibatis.exceptions.PersistenceException:
### Error flushing statements. Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction
### Cause: org.apache.ibatis.executor.BatchExecutorException: xxx..money.mastercontrol.dao.mapper.biz.BizNewsEventMapper.insert (batch index #1) failed. Cause: java.sql.BatchUpdateException: Deadlock found when trying to get lock; try restarting transaction

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Deadlock found when trying to get lock； try restarting transaction主要要是死锁问题呢怎么解决

问题描述：

问题发生原因：

问题日志详情：

Deadlock found when trying to get lock； try restarting transaction主要要是死锁问题呢怎么解决相关推荐

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