WIP: Try use BatchLoader to solve N+1 Gitaly calls
What does this MR do?
Fixes: https://gitlab.com/gitlab-org/gitlab-ce/issues/38632
This does not contain yet the full fix and it's only an attempt to use BatchLoader.
It's currently not fully working though as I still see some extra queries being fired.
Does this MR meet the acceptance criteria?
Conformity
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Changelog entry -
Documentation created/updated or follow-up review issue created -
Code review guidelines -
Merge request performance guidelines -
Style guides -
Database guides -
Separation of EE specific content
Performance and testing
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Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process. -
Tested in all supported browsers
Security
If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:
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Label as security and @ mention @gitlab-com/gl-security/appsec -
The MR includes necessary changes to maintain consistency between UI, API, email, or other methods -
Security reports checked/validated by a reviewer from the AppSec team