Todas las muestras de código de Firestore

This page contains code samples for Firestore. To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.

Add a Firestore document

Add a Firestore document

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• Adding data

Add a Firestore document using a custom type

Add a Firestore document using a custom type

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• Adding data

Add a Firestore document using a map

Add a Firestore document using a map

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• Adding data

Add a Firestore document using a nested map

Add a Firestore document using a nested map

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• Adding data

Add a Firestore document using an autogenerated id

Add a Firestore document using an autogenerated id

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• Adding data

Add a Firestore document with nested fields

Add a Firestore document with nested fields

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• Adding data

An example Firestore query with an invalid range

An example Firestore query with an invalid range

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• Querying and filtering data

An example of an invalid order and limit Firestore query

An example of an invalid order and limit Firestore query

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• Ordering and limiting data

Conditionally updating a Firestore document in a transaction

Conditionally updating a Firestore document in a transaction

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• Transactions and batched writes

Create a collection of Firestore documents

Create a collection of Firestore documents

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• Querying and filtering data

Create a Firestore collection reference

Create a Firestore collection reference

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• Data model

Create a Firestore document reference

Create a Firestore document reference

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• Data model

Create a Firestore document reference from a document path

Create a Firestore document reference from a document path

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• Data model

Create a Firestore document reference with an autogenerated id

Create a Firestore document reference with an autogenerated id

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• Adding data

Create a Firestore sharded counter

Create a Firestore sharded counter

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• Distributed counters

Create a Firestore subcollection reference

Create a Firestore subcollection reference

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• Data model

Create a Firestore watch listener

Create a Firestore watch listener

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• Getting real-time updates

Create Client with Project ID

Create Client with Project ID

Java PHP

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• Quickstart using a server client library

Create custom shard and counter types for Firestore distributed counters

Create custom shard and counter types for Firestore distributed counters

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• Distributed counters

Creating a Firestore client

Creating a Firestore client

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• Quickstart using a server client library

Delete a Firestore collection

Delete a Firestore collection and documents within.

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• Deleting data

Delete a Firestore document

Delete a single Firestore document

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• Deleting data

Delete a Firestore field

Delete a Firestore field

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• Deleting data

Get a Firestore document using custom types

Get a Firestore document using custom types

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• Getting data

Get all documents

Get all documents within a Firestore Collection

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• Getting data

Get Firestore Documents created from custom classes

Get Firestore Documents created from custom classes

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• Getting data
• Querying and filtering data

Get Firestore documents in nested collections

Get Firestore documents in nested collections

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• Getting data

Getting a Firestore document while using shards

Getting a Firestore document while using shards

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• Distributed counters

Getting Firestore documents from a collection

Getting Firestore documents from a collection

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• Quickstart using a server client library

Getting started with Firestore

Getting started with Firestore

Kotlin Node.js

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Handle Firestore watch listener errors

Handle Firestore watch listener errors

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• Getting real-time updates

Increment a Firestore document field

Update a Firestore document field using Increment

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• Adding data

Incrementing a Firestore document field while using shards

Incrementing a Firestore document field while using shards

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• Distributed counters

Monitor query result changes with Firestore Watch

Monitor query result changes with Firestore Watch

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• Getting real-time updates

Observe change types with Firestore watch listeners

Observe change types with Firestore watch listeners

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• Getting real-time updates

Ordering a Firestore query on multiple fields

Ordering a Firestore query on multiple fields

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• Ordering and limiting data

Ordering a Firestore query with a filter

Ordering a Firestore query with a filter

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• Ordering and limiting data

Ordering and limiting Firestore queries

Ordering and limiting Firestore queries

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• Ordering and limiting data

Ordering and limiting Firestore queries in descending order

Ordering and limiting Firestore queries in descending order

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• Ordering and limiting data

Ordering and limiting Firestore queries with a filter

Ordering and limiting Firestore queries with a filter

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• Ordering and limiting data

Performs a batch update on a Firestore document

Performs a batch update on a Firestore document

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• Transactions and batched writes

Query a firestore collection

Query a firestore collection

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• Getting data
• Querying and filtering data

Query a Firestore collection group with an eq filter

Query a Firestore collection group with an eq filter

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• Querying and filtering data

Query a Firestore collection with a boolean eq filter

Query a Firestore collection with a boolean eq filter

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• Querying and filtering data

Query a Firestore collection with a cursor end at filter

Query a Firestore collection with a cursor end at filter

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• Paginating data with query cursors

Query a Firestore collection with a cursor start at document filter

Query a Firestore collection with a cursor start at document filter

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• Paginating data with query cursors

Query a Firestore collection with a cursor start at field (multiple) filter

Query a Firestore collection with a cursor start at field (multiple) filter

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• Paginating data with query cursors

Query a Firestore collection with a cursor start at field filter

Query a Firestore collection with a cursor start at field filter

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• Paginating data with query cursors

Query a Firestore collection with a not eq filter

Query a Firestore collection with a not eq filter

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• Querying and filtering data

Query a Firestore collection with a not in filter

Query a Firestore collection with a not in filter

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• Querying and filtering data

Query a Firestore collection with a string eq filter

Query a Firestore collection with a string eq filter

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• Querying and filtering data

Query a Firestore collection with an array_contains filter

Query a Firestore collection with an array_contains filter

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• Querying and filtering data

Query a Firestore collection with an array_contains_any filter

Query a Firestore collection with an array_contains_any filter

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• Querying and filtering data

Query a Firestore collection with an in array filter

Query a Firestore collection with an in array filter

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• Querying and filtering data

Query a Firestore collection with an in filter

Query a Firestore collection with an in filter

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• Querying and filtering data

Query a Firestore collection with multiple eq filters

Query a Firestore collection with multiple eq filters

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• Querying and filtering data

Querying Firestore collections with one range

Querying Firestore collections with one range

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• Querying and filtering data

Retrieve Firestore Document as Map

Retrieve Firestore Document as Map

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• Getting data

Unsubscribe from a Firestore watch listener

Unsubscribe from a Firestore watch listener

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• Getting real-time updates

Update a Firestore document containing an array field.

Update a Firestore document containing an array field.

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• Adding data

Update a Firestore document field

Update a Firestore document field

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• Adding data

Update a Firestore document Timestamp

Update a Firestore document Timestamp

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• Adding data

Update a Firestore document using merge

Update a Firestore document using merge

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• Adding data

Updating a Firestore document in a transaction

Updating a Firestore document in a transaction

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• Transactions and batched writes

Use a custom type on the client for Firestore documents

Use a custom type on the client for Firestore documents

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• Adding data
• Querying and filtering data

Use start cursors and limits to paginate Firestore collections

Use start cursors and limits to paginate Firestore collections

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• Paginating data with query cursors

Use two ranges for a Firestore query

Use two ranges for a Firestore query

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• Querying and filtering data