Issue #2199

[PahudPlus]

Signed-off-by: PahudPlus haimeng.cai@zilliz.com

What type of PR is this?

api-change / bug / design / documentation / feature

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

Additional documentation (e.g. design docs, usage docs, etc.):

[codecov]

Codecov Report

Merging #2355 into 0.9.0 will decrease coverage by 0.51%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##            0.9.0    #2355      +/-   ##
==========================================
- Coverage   89.47%   88.96%   -0.52%     
==========================================
  Files         423      423              
  Lines       26099    26051      -48     
==========================================
- Hits        23353    23177     -176     
- Misses       2746     2874     +128     

Impacted Files	Coverage Δ
...src/server/delivery/request/SearchCombineRequest.h	0.00% <0.00%> (-100.00%)	⬇️
core/src/server/delivery/request/SearchRequest.h	16.66% <0.00%> (-83.34%)	⬇️
...src/server/delivery/strategy/SearchReqStrategy.cpp	0.00% <0.00%> (-71.43%)	⬇️
...c/server/delivery/request/SearchCombineRequest.cpp	0.00% <0.00%> (-69.68%)	⬇️
core/src/server/delivery/RequestQueue.cpp	72.22% <0.00%> (-22.23%)	⬇️
.../src/server/delivery/request/SearchByIDRequest.cpp	71.05% <0.00%> (-1.45%)	⬇️
core/src/server/delivery/request/SearchRequest.cpp	67.69% <0.00%> (-0.97%)	⬇️
...nowhere/knowhere/index/vector_index/IndexAnnoy.cpp	75.60% <0.00%> (-0.30%)	⬇️
.../src/server/web_impl/handler/WebRequestHandler.cpp	76.49% <0.00%> (-0.14%)	⬇️
core/src/scheduler/task/BuildIndexTask.cpp	92.03% <0.00%> (-0.07%)	⬇️
... and 19 more