[docs] Explain where to get Bq json credentials
@@ -556,6 +556,11 @@ Then give Hue the information about the database source:
interface=sqlalchemy
options='{"url": "bigquery://project-XXXXXX", "credentials_json": "{\"type\": \"service_account\", ...}"}'
+Where to get the Json credentials? By creating a service account:
+
+* https://googleapis.dev/python/google-api-core/latest/auth.html
+* https://console.cloud.google.com/iam-admin/serviceaccounts
+
Where to get the names? In the 'Resources' panel of Big Query UI:
* Project name, e.g. project-XXXXXX, bigquery-public-data..., is the first level
