🚸 Speed up transfer and enable transfer parents

[sunnyosun]

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[codecov]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (c791aef) 93.00% compared to head (4fa9b11) 92.90%.
Report is 4 commits behind head on main.

❗ Current head 4fa9b11 differs from pull request most recent head 264ed15. Consider uploading reports for the commit 264ed15 to get more accurate results

Files	Patch %	Lines
lamindb/dev/_feature_manager.py	42.85%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1371      +/-   ##
==========================================
- Coverage   93.00%   92.90%   -0.11%     
==========================================
  Files          44       43       -1     
  Lines        4203     4198       -5     
==========================================
- Hits         3909     3900       -9     
- Misses        294      298       +4     

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