Query a Firestore collection with multiple eq filters (async)

Query a Firestore collection with multiple eq filters (async).

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Code sample

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")

denver_query = cities_ref.where(filter=FieldFilter("state", "==", "CO")).where(
    filter=FieldFilter("name", "==", "Denver")
)
large_us_cities_query = cities_ref.where(
    filter=FieldFilter("state", "==", "CA")
).where(filter=FieldFilter("population", ">", 1000000))

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