enhance: Only check element type with not null array

[xiaocai2333]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.53%. Comparing base (2bd2cca) to head (8d5fd64).
Report is 9 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master   #40446       +/-   ##
===========================================
+ Coverage   70.01%   80.53%   +10.51%     
===========================================
  Files         309     1474     +1165     
  Lines       27710   207476   +179766     
===========================================
+ Hits        19402   167089   +147687     
- Misses       8308    34307    +25999     
- Partials        0     6080     +6080     

Components	Coverage Δ
Client	79.74% <ø> (∅)
Core	70.01% <100.00%> (ø)
Go	82.28% <ø> (∅)

Files with missing lines	Coverage Δ
internal/core/src/index/InvertedIndexTantivy.cpp	87.02% <100.00%> (ø)

... and 1165 files with indirect coverage changes

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[czs007]

/approve
/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, xiaocai2333

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