The performance enhancement changes allow you to run single file metadata deploys through a more efficient code path. These changes currently only support Apex Class metadata types. Additional metadata types will be supported in future releases.
NOTICE: Performance enhancement changes for single Apex Class file deploys is currently in beta. If you find any bugs or have feedback, open a GitHub issue.
To enable this beta feature:
- Select File > Preferences > Settings (Windows or Linux) or Code > Preferences > Settings (macOS).
- Under Salesforce Feature Previews, select Experimental: Deploy Retrieve.
In this beta release, performance enhancements will only occur when running the SFDX: Deploy this Source to Org command from an Apex Class.