Support diff-informed queries under Default Setup #3941

Job	Run time
Diagnostic export (macos-latest, linked)	1m 45s
Diagnostic export (ubuntu-latest, linked)	1m 3s
Diagnostic export (windows-latest, nightly-latest)	3m 19s
Diagnostic export (windows-latest, linked)	4m 49s
Diagnostic export (macos-latest, nightly-latest)	1m 38s
Diagnostic export (ubuntu-latest, nightly-latest)	1m 4s
	13m 38s

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