Google BigQuery to PostgreSQL integration

Connect Google BigQuery to PostgreSQL and automatically sync your cloud data warehouse data.

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Google BigQuery

Data source

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CONNECTOR SOURCE

Google BigQuery to PostgreSQL

Connect Google BigQuery to PostgreSQL and automatically sync your cloud data warehouse data. Weld extracts Tables, Views, and Datasets from Google BigQuery, loads them into PostgreSQL, and lets you transform the data using SQL or dbt, no custom scripts required.

Google BigQuery data schema

4tables

25fields

- Table

- Sub table

React Flow

Open full-page schema explorer

Everything you need to get started

Google BigQuery

Data schema4 tables Connector page

PostgreSQL

Setup guide Connector page

Weld Connect API

Set up programmatically

Use the Weld Connect REST API to create Google BigQuery connections, configure ELT syncs, and manage pipelines entirely through code. Built for embedding, automation, and CI/CD workflows.

Explore Weld Connect API reference

POST/elt_syncs

# Create a Google BigQuery ELT sync
curl -X POST https://connect.weld.app/elt_syncs \
  -H "x-api-key: $API_KEY" \
  -d '{
    "connection_id": "conn_abc123",
    "integration_id": "bigquery",
    "destination_schema_name": "bigquery_data",
    "sync_interval": "0 * * * *"
  }'
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FAQs

How do I sync Google BigQuery data to PostgreSQL?

Sign up for Weld, connect Google BigQuery as a source and PostgreSQL as a destination. Weld handles the extraction, loading, and lets you transform data using SQL or dbt.

What Google BigQuery data can I sync to PostgreSQL?

You can sync Tables, Views, and Datasets. The available objects depend on your Google BigQuery account permissions and configuration.

How often does Weld sync data from Google BigQuery?

Sync frequency depends on your Weld plan. Schedules range from every 5 minutes to daily intervals. Each sync processes only new and changed data.

Can I transform Google BigQuery data before it lands in PostgreSQL?

Yes. Weld supports SQL-based transformations in the platform and integrates with dbt Cloud. You can clean, join, and model your data before analysis.

Is the Google BigQuery to PostgreSQL integration secure?

Yes. Weld encrypts all data in transit and at rest, is SOC 2 Type II certified, and supports IP whitelisting. Credentials are stored encrypted and never logged.