Query a Firestore collection with a not in filter

Query a Firestore collection with a not in filter

Explore further

For detailed documentation that includes this code sample, see the following:

• Perform simple and compound queries in Cloud Firestore
• Query and filter data

Code sample

Java

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

CollectionReference citiesRef = db.collection("cities");

Query query = citiesRef.whereNotIn("country", Arrays.asList("USA", "Japan"));

Node.js

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

const notUsaOrJapan = await citiesRef.where('country', 'not-in', ['USA', 'Japan']).get();

PHP

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

$stateQuery = $citiesRef->where(
    'country',
    \Google\Cloud\Firestore\V1\StructuredQuery\FieldFilter\Operator::NOT_IN,
    ['USA', 'Japan']
);

Python

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

cities_ref = db.collection("cities")

query = cities_ref.where(filter=FieldFilter("country", "not-in", ["USA", "Japan"]))
return query

Ruby

To authenticate to Firestore, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

cities_ref = firestore.col collection_path
usr_or_japan = cities_ref.where "country", "not_in", ["USA", "Japan"]

What's next

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