refactor(rust): Add extra functionality to SharedStorage

[orlp]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 62.96296% with 20 lines in your changes missing coverage. Please review.

Project coverage is 80.23%. Comparing base (eb596c9) to head (513485d).

Files with missing lines	Patch %	Lines
crates/polars-arrow/src/storage.rs	62.96%	20 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #19361      +/-   ##
==========================================
+ Coverage   80.19%   80.23%   +0.03%     
==========================================
  Files        1523     1523              
  Lines      209853   209882      +29     
  Branches     2434     2434              
==========================================
+ Hits       168300   168394      +94     
+ Misses      40998    40933      -65     
  Partials      555      555              

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