shuwenwei opened a new pull request, #12908:
URL: https://github.com/apache/iotdb/pull/12908

   ## Description
   
   <img width="846" alt="截屏2024-07-11 18 17 25" 
src="https://github.com/apache/iotdb/assets/55970239/dc1db887-7d6b-4804-aa0a-d159f955a4ad";>
   When inserting and merging, 20-3-0-0 cannot be moved to the sequential area 
because it overlaps with the sequential area, but 30-4-0-0 does not overlap 
with the sequential area. If 30-4-0-0 is moved to the sequence area, the 
following situation will occur
   <img width="798" alt="截屏2024-07-11 18 17 44" 
src="https://github.com/apache/iotdb/assets/55970239/3f85845f-33c1-434a-a11f-199191abc783";>
   At this time, if a merge occurs in the sequential space, the following 
situation will occur. The data corresponding to the original version 4 will be 
merged in the sequential space and become the data of version 1. These data of 
version 4 should have covered the data in 20-3-0-0, but now it is changed to 
version 3. The data in the file is overwritten.
   <img width="790" alt="截屏2024-07-11 18 17 53" 
src="https://github.com/apache/iotdb/assets/55970239/9fbf5431-53c1-4625-af2f-86609c36aa98";>
   


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