waitingF opened a new pull request, #8378:
URL: https://github.com/apache/hudi/pull/8378

   ### Change Logs
   
   _resume the checkpoint inherited from COW table after changing the table to 
MOR._
   
   We can change hudi table type from COW to MOR following the 
[FAQ](https://issues.apache.org/jira/browse/HUDI-6031#how-to-convert-an-existing-cow-table-to-mor).
   But when we continue the deltastreamer on the changed table, the checkpoint 
in the commit file will lost, cause dataloss.
   
   ### Impact
   
   no impact
   
   ### Risk level (write none, low medium or high below)
   
   _should be none._
   
   ### Documentation Update
   
   _none_
   
   
   ### Contributor's checklist
   
   - [ ] Read through [contributor's 
guide](https://hudi.apache.org/contribute/how-to-contribute)
   - [ ] Change Logs and Impact were stated clearly
   - [ ] Adequate tests were added if applicable
   - [ ] CI passed
   


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