---
id: google-cloud-bigquery-connection
version: "1.22.0"
license: Apache-2.0
license_treatment: permissive
maintenance: active
---

# google-cloud-bigquery-connection — Google Cloud Bigquery Connection API client library

License: permissive · Maintenance: active · Downloads: 562.1K/mo

## What it is and what it does

This is Google's official Python client library for the BigQuery Connection API, part of the Google Cloud ecosystem. It provides programmatic access to create, configure, and manage connections between BigQuery and external data sources. The library wraps gRPC protocol buffers and handles authentication, serialization, and API communication automatically through its runtime dependencies (google-api-core, google-auth, grpcio, proto-plus, protobuf, grpc-google-iam-v1).

You use it when you need to automate BigQuery connection lifecycle management—creating connections to external databases, data warehouses, or cloud storage, updating their credentials, and deleting them—rather than doing so through the Google Cloud Console. It's part of the broader google-cloud-python ecosystem and follows Google's standard patterns for authentication, logging, and error handling.

Use it for:

- Automate provisioning of BigQuery connections to external databases as part of infrastructure-as-code workflows.
- Manage connection credentials and lifecycle in multi-tenant or dynamic environments where connections are created on demand.
- Integrate BigQuery connection setup into CI/CD pipelines or data platform orchestration tools.
- Query and audit existing BigQuery connections programmatically to enforce security or compliance policies.
- Update connection configurations (e.g., credentials, network settings) without manual console access.

## Worth the install?

AI-flagged interpretation of the facts above — verify before relying.

Manages BigQuery connections to external data sources through a Python client for Google Cloud's BigQuery Connection API.

Yes. This is the official, actively maintained Google Cloud client library for BigQuery Connection management. It has low install friction, permissive licensing, no known vulnerabilities, and supports current Python versions (3.10+). Install it if you need to manage BigQuery connections programmatically; skip it if you only use the console or manage connections through other tools.

## Install

pip install google-cloud-bigquery-connection
uv add google-cloud-bigquery-connection
poetry add google-cloud-bigquery-connection

## Installing google-cloud-bigquery-connection

Before you install: Low install friction with a pure-wheel distribution. Active maintenance with a recent release 72 days ago. Depends on standard Google Cloud libraries (google-api-core, google-auth, grpcio, proto-plus, protobuf, grpc-google-iam-v1), all widely used.

License in practice: Apache-2.0 permissive license allows commercial and private use with minimal restrictions; you must include a copy of the license and state significant changes.

Quickstart:

pip install google-cloud-bigquery-connection

from google.cloud import bigquery_connection_v1

client = bigquery_connection_v1.ConnectionServiceClient()

Requires Python >= 3.10. Google Cloud authentication must be configured (via Application Default Credentials, service account key, or environment variable).

Verify before relying:

- Whether the package supports all BigQuery connection types (e.g., AWS, Azure, Spark) or a subset.
- Performance characteristics when managing many connections or high-frequency API calls.
- Whether async/await patterns are supported for connection operations.

## Package facts

- License: Apache-2.0 (permissive)
- Python support: supports_current
- Install friction: low
- Maintenance: active
- Downloads: 562.1K/month (top 15,000 on PyPI)
- Known vulnerabilities: none known

## Tags

bigquery connection management, google cloud bigquery client, external data source connections, bigquery api python, cloud data integration, bigquery connection api, google-cloud, bigquery, data-integration

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