Ted-Jiang opened a new issue, #1761:
URL: https://github.com/apache/arrow-rs/issues/1761

   **Is your feature request related to a problem or challenge? Please describe 
what you are trying to do.**
   A clear and concise description of what the problem is. Ex. I'm always 
frustrated when [...] 
   Read `PageLocation ` and `PageIndex` from parquet.
   which 
   PageLocation like in 
https://github.com/apache/parquet-format/blame/master/src/main/thrift/parquet.thrift#L909-L924
   
   PageIndex like 
https://github.com/apache/parquet-format/blame/master/src/main/thrift/parquet.thrift#L938-L959
   has 
   `NativeIndex ` for  fix length type
   `ByteIndex` for un_length bytes
   `FixedLenByteIndex` for fixed_length bytes
   
   Get this info in memory then we can apply page-level filter in future.
   **Describe the solution you'd like**
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   **Describe alternatives you've considered**
   A clear and concise description of any alternative solutions or features 
you've considered.
   
   **Additional context**
   Add any other context or screenshots about the feature request here.
   


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