Re: [PR] bugfix:Fix the issues of empty rollback infinite retries and inability to resolve hanging bugs in TCC-Fence mode. [incubator-seata-go]

Mon, 17 Mar 2025 05:27:32 -0700 


yangwenbinch commented on PR #684:
URL: 
https://github.com/apache/incubator-seata-go/pull/684#issuecomment-2729302045

   > 我觉得在QueryTCCFenceDO方法中将查不到数据时返回nil即可修复，请问这样修改是否可行？我在此pr上提交了该修改 #745 
![image](https://private-user-images.githubusercontent.com/94664304/423110540-87b14c28-1874-47d2-87d2-656521a6397f.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.4FEFBAb8GdcsXS8PPZ-vE1IzUtf9HdopFxarw7EAKsw)
   
   
功能上无影响，但如发生悬挂问题，会导致忽略报错无法插入悬挂记录，当commit请求先于prepare请求过来时，commit请求被忽略，prepare请求会插入记录，此记录只会等待最大超时时间才会被销毁。本人理解此处应确认错误后插入一条悬挂或空回滚记录，如prepare请求后至则直接放弃执行。


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