refactor: separate count and query functions in DB interface

[jinlinGuan]

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
1.0% Duplication on New Code

See analysis details on SonarCloud

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 12.60504% with 104 lines in your changes missing coverage. Please review.

Project coverage is 30.74%. Comparing base (6ace714) to head (803138e).

Files with missing lines	Patch %	Lines
internal/pkg/infrastructure/redis/client.go	0.00%	23 Missing ⚠️
...e/data/infrastructure/interfaces/mocks/DBClient.go	24.00%	12 Missing and 7 partials ⚠️
...tadata/infrastructure/interfaces/mocks/DBClient.go	36.00%	6 Missing and 10 partials ⚠️
internal/pkg/infrastructure/postgres/reading.go	0.00%	9 Missing ⚠️
...nternal/pkg/infrastructure/redis/device_profile.go	0.00%	8 Missing ⚠️
...nternal/core/metadata/application/deviceprofile.go	0.00%	7 Missing ⚠️
internal/core/data/application/reading.go	0.00%	6 Missing ⚠️
...rnal/pkg/infrastructure/postgres/device_profile.go	0.00%	6 Missing ⚠️
internal/pkg/infrastructure/redis/queries.go	0.00%	6 Missing ⚠️
internal/pkg/infrastructure/redis/reading.go	0.00%	4 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4977      +/-   ##
==========================================
- Coverage   30.78%   30.74%   -0.04%     
==========================================
  Files         266      266              
  Lines       19658    19680      +22     
==========================================
- Hits         6052     6051       -1     
- Misses      12276    12295      +19     
- Partials     1330     1334       +4     

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[cloudxxx8]

LGTM