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website/docs/docs/cloud/connect-data-platform/connnect-bigquery.md

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 Have a look at [Dataproc's document on Create a cluster](https://cloud.google.com/dataproc/docs/guides/create-cluster) for an overview on how clusters work.
 
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 ### Account level connections and credential management
 
 You can re-use connections across multiple projects with [global connections](/docs/cloud/connect-data-platform/about-connections#migration-from-project-level-connections-to-account-level-connections). Connections are attached at the environment level (formerly project level), so you can utilize multiple connections inside of a single project (to handle dev, staging, production, etc.).