All Datastore mode code samples | Cloud Datastore Documentation

Add task

Creates and saves an Entity of the hypothetical type "Task"

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Getting started with the Firestore in Datastore mode API

An example of a valid inequality range filter.

Demonstrates a valid inequality range filter.

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Datastore Queries

Ancestor query

Ancestor query.

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Array value types

Set array value types.

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Ascending sort

Ascending sort.

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Datastore Queries

Basic query

Create a basic query.

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Batch delete

Perform a batch delete.

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Entities, Properties, and Keys

Batch lookup

Perform a batch lookup.

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Entities, Properties, and Keys

Batch upsert

Perform a batch upsert.

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Entities, Properties, and Keys

Build service

Build a service by using various CRUD methods.

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Composite filter

Use a composite filter.

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Datastore Queries

Create a new Datastore admin client

Create a new Datastore admin client.

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Create an entity

Create a basic entity.

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Cursor paging

Use cursor paging.

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Datastore Queries

Datastore Example 1

Datastore Example showing setup

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Datastore insert unit test example

Python

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Local Unit Testing for Python 2

Delete an entity

Delete an entity.

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Entities, Properties, and Keys

Delete task

Delete a task.

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Getting started with the Firestore in Datastore mode API

Descending sort

Use descending sort.

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Datastore Queries

Distinct on query

Use distinct clause in a query.

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Datastore Queries

Entity with parent

Use entity with parent.

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Structuring Data for Strong Consistency

Equality and inequality range filter

Filter range by equality and inequality.

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Datastore Queries

Eventual consistent query read policy

Use a read policy.

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Structuring Data for Strong Consistency

Example datastore list tasks

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Getting started with the Firestore in Datastore mode API

Example datastore mark task done

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Getting started with the Firestore in Datastore mode API

Example datastore merged index query

Python

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Optimizing Indexes

Example datastore merged index tag queries

Python

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Optimizing Indexes

Example datastore owner size tag query

Python

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Optimizing Indexes

Example datastore size coloration query

Python

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Optimizing Indexes

Example datastore teardown

Example datastore teardown for unit testing

Python

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Local Unit Testing for Python 2

Example datastore unit test setup

Python

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Local Unit Testing for Python 2

Example memcache GetEntity unit test

Python

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Local Unit Testing for Python 2

Exploding indexes

Use exploding indexes.

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Indexes

Export a copy of all or a subset of entities

Exports a copy of all or a subset of entities from Datastore to another storage system, such as Cloud Storage.

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Filter array value with equality

Filter array value with equality range.

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Datastore Queries

Filter array value with inequality range

Filter array value with inequality range.

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Datastore Queries

Filter example - Datastore

Filter example in Datastore

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Local Unit Testing for Python 2

Get admin index

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Get or create

Get or create in a transaction.

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Import admin entities to Datastore

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Incomplete key

Create an incomplete key.

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Entities, Properties, and Keys

Inequality sort

Inequality sort must be first. Use inequality sort constraints.

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Datastore Queries

Inequality sort invalid because it's not first

Inequality sort must be first. Use inequality sort constraints.

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Datastore Queries

Inequality sort invalid because it's not sorted by the same property

Inequality sort must be sorted by the same property and first. Use inequality sort constraints.

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Datastore Queries

Insert

Perform an insert.

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Entities, Properties, and Keys

Invalid inequality range filter

An example of an invalid inequality range filter.

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Datastore Queries

Key filter

Use a key filter.

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Datastore Queries

Key with ancestors

Make a key with ancestors.

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Entities, Properties, and Keys

Key with single parent

Make a key with a single parent.

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Entities, Properties, and Keys

Keys only query

Use a keys-only query.

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Datastore Queries

Kind query

Kind query.

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Datastore Metadata

Kindless query

Use a kindless query.

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Datastore Queries

Limit query

Use a limit clause.

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Datastore Queries

List admin index

List indexes within a Datastore project

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Lookup

Looks up a single entity.

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Entities, Properties, and Keys

Merge datastore entity

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Multiple sort

Use multiple sort criteria.

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Datastore Queries

Named key

Create a named key.

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Entities, Properties, and Keys

Namespace query

Namespace query.

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Datastore Metadata

Projection query

Use a projection query.

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Datastore Queries

Property by kind query

Query property by kind.

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Datastore Metadata

Property filter

Use a property filter.

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Datastore Queries

Property filter query

Use a property filter query.

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Datastore Metadata

Property query

Use a property query

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Datastore Metadata

Property types

Use property types.

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Query index

Query index using internal datastore features

Python

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Optimizing Indexes

Query on unindexed property

Use a query on an unindexed property.

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Indexes

Quickstart

Save an entity.

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Datastore mode client libraries

Retry

Retry a transaction.

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Run projection query

Run a projection query.

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Datastore Queries

Run query

Run a query.

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Datastore Queries

Transactional single entity group read-only

Use a read-only transaction.

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Update

Use an update in a transaction.

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Update

Update an entity.

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Entities, Properties, and Keys

Upsert

Use an upsert.

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Entities, Properties, and Keys