Fix calling `get_client` in BigQueryHook.table_exists#9916

Merged

turbaszek merged 2 commits into

apache:masterfrom

king:bqhook_table_exists

Jul 22, 2020

Commits on Jul 21, 2020

Adding `project_id` argument otherwise this call always falls back to the defauly connection id.
nathadfield
committed
Extended tests to ensure that `get_client()` is called with `project_id`.
nathadfield
committed