Dkbei opened a new issue, #1253:
URL: https://github.com/apache/incubator-paimon/issues/1253

   ### Search before asking
   
   - [X] I searched in the 
[issues](https://github.com/apache/incubator-paimon/issues) and found nothing 
similar.
   
   
   ### Paimon version
   
   Scenario description:
   1. A partition contains 17 million data
   2. 1 bucket
   3. Query script: select * from dwd.paimon_table_test where dt='20211231' 
limit 10;
   4.Number of files in the partition: 583  Average file size: 2.6mb
   
   Abnormal information:
   <img width="1727" alt="image" 
src="https://github.com/apache/incubator-paimon/assets/38800374/452798e0-d893-42cd-99ab-222402e51cf1";>
   
   When the limit command is used to query data, fetch cannot be used. Data is 
read directly through mapreduce
   
   ### Compute Engine
   
   hive :cdh-6.3.2 hive 2.1.1
   Paimon: master branches
   
   
   ### Minimal reproduce step
   
   A large amount of data is written into the paimon table from the hive table 
to generate multiple small files
   
   ### What doesn't meet your expectations?
   
   The limit operation should not cause oom, and the limit operation can fetch 
directly
   
   ### Anything else?
   
   _No response_
   
   ### Are you willing to submit a PR?
   
   - [X] I'm willing to submit a PR!


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