deepakpanda93 commented on issue #17734:
URL: https://github.com/apache/hudi/issues/17734#issuecomment-3701779334

   Hello @bithw1 After setting this config `hoodie.combine.before.insert` to 
false, it allows duplicates within the same batch.
   
   PFB result.
   
   ```
   spark-sql (default)> select * from hudi_cow_demo;
   20251231085119482       20251231085119482_0_1   1               
9dc98f36-f6cf-41aa-b2c4-67b2e7bc891f-0_0-34-48_20251231085119482.parquet        
1       2       3
   20251231085119482       20251231085119482_0_2   1               
9dc98f36-f6cf-41aa-b2c4-67b2e7bc891f-0_0-34-48_20251231085119482.parquet        
1       4       7
   20251231085119482       20251231085119482_0_3   1               
9dc98f36-f6cf-41aa-b2c4-67b2e7bc891f-0_0-34-48_20251231085119482.parquet        
1       3       6
   Time taken: 0.10 seconds, Fetched 3 row(s)
   ```


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