Re: [PR] [SPARK-50110][SQL] Fix read csv fails when data contains spaces before and after [spark]

["panbingkun (via GitHub)" <gi...@apache.org>]

panbingkun commented on PR #48653:
URL: https://github.com/apache/spark/pull/48653#issuecomment-2468358508

   > Let's make it clear in the PR title and description. 
   
   Updated.
   
   
   > Are you suggesting to turn on `ignoreLeadingWhiteSpace` by default?
   
   I think this is indeed a solution that can solve similar scenarios, but will it affect the reading performance of data without spaces? I am not sure because I have preliminarily looked at the `CsvParser` logic and it is as follows:
   <img width="714" alt="image" src="https://github.com/user-attachments/assets/0eae4f28-b19c-45c4-af53-689c407f1947">
   <img width="954" alt="image" src="https://github.com/user-attachments/assets/f939daf8-ae8c-4aab-946e-a5760ce0e3a9">
   
   


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