java - How to check for an empty document on Firestore?

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java - How to check for an empty document on Firestore?

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

So I am trying to delete a document on Firebase Firestore which contains no fields. But how can I check whether the document contains no data before I delete it?

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深蓝 · Answer 1 · 2021-10-23T21:38:08+0000

answered Oct 24, 2021 by 深蓝 (71.8m points)

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java - How to check for an empty document on Firestore?

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