Firebase (2016) Shallow Query

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醉酒成梦
醉酒成梦 2020-11-27 22:33

I\'m trying out Firebase (since Google\'s new release).

In the original version of Firebase the parameter shallow=true would return an object with { key: true

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  •  感情败类
    2020-11-27 22:37

    The ?shallow=true parameter in Firebase Database 2.x was only available in the REST API. See https://www.firebase.com/docs/rest/guide/retrieving-data.html#section-rest-uri-params.

    In the new Firebase Database 3.x, the same parameter is still only available in the REST API. See https://firebase.google.com/docs/database/rest/retrieve-data#shallow

    You're using a Firebase SDK (JavaScript from the looks of it), which never supported this parameter.

    For more questions that have discussed this in the past, see:

    • Firebase retrieve child keys but not values
    • Firebase REST API working with shallow data
    • How do I do a shallow query on Firebase iOS?
    • Get Firebase child nodes' names without getting their children too in Firebase response?

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