A table B table C table BigQuery PJ P1 (Publisher) Dataset B E table F table … BigQuery PJ P# (Publisher) … Hub Layer Subscriber Layer Big Query PJ S# (Subscriber) … Analytics Hub (from Publisher) Exchange A Exchange B … Analytics Hub (for Subscriber) Exchange A confidential Exchange A restricted conf. Exchange A high conf. Exchange B confidential … Big Query PJ H1 (HUB) Dataset A confidential A table view Masked B table view Dataset A restricted conf. B table view Dataset A high conf. Dataset B confidential … C table view E table view F table view Big Query S1 (Subscriber) Big Query PJ S2 (Subscriber) Dataset A confidential A table view Masked B table view Dataset A confidential E table view F table view Dataset A restricted conf. B table view