You could use the document.populated(path)
method (as documented here). It returns the _id used for population, and undefined
if the field has not been populated.
Mongoose.js: is it possible to know if field was populated
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10-07-2023 - |
Pergunta
I have a document with objectId reference field that can be populated.
Is there a known way to know if the field was already populated?
Solução
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