Creating a Firestore client

Creating a Firestore client

Code sample

Go

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import (
	"context"
	"fmt"
	"log"

	"google.golang.org/api/iterator"

	"cloud.google.com/go/firestore"
)

func createClient(ctx context.Context) *firestore.Client {
	// Sets your Google Cloud Platform project ID.
	projectID := "YOUR_PROJECT_ID"

	client, err := firestore.NewClient(ctx, projectID)
	if err != nil {
		log.Fatalf("Failed to create client: %v", err)
	}
	// Close client when done with
	// defer client.Close()
	return client
}

Java

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Firestore db = FirestoreOptions.getDefaultInstance().getService();

Python

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from google.cloud import firestore

# Project ID is determined by the GCLOUD_PROJECT environment variable
db = firestore.Client()