diff --git a/bigquery-connection/snippets/create_mysql_connection.py b/bigquery-connection/snippets/create_mysql_connection.py
index a71c9678db01..f4577afbb703 100644
--- a/bigquery-connection/snippets/create_mysql_connection.py
+++ b/bigquery-connection/snippets/create_mysql_connection.py
@@ -28,6 +28,7 @@ def main() -> None:
     username = "my-username"  # set database username
     password = "my-password"  # set database password
     cloud_sql_conn_name = ""  # set the name of your connection
+    transport = "grpc"  # Set the transport to either "grpc" or "rest"
 
     cloud_sql_credential = bq_connection.CloudSqlCredential(
         {
@@ -43,16 +44,17 @@ def main() -> None:
             "credential": cloud_sql_credential,
         }
     )
-    create_mysql_connection(project_id, location, cloud_sql_properties)
+    create_mysql_connection(project_id, location, cloud_sql_properties, transport)
 
 
 def create_mysql_connection(
     project_id: str,
     location: str,
     cloud_sql_properties: bq_connection.CloudSqlProperties,
+    transport: str,
 ) -> None:
     connection = bq_connection.types.Connection({"cloud_sql": cloud_sql_properties})
-    client = bq_connection.ConnectionServiceClient()
+    client = bq_connection.ConnectionServiceClient(transport=transport)
     parent = client.common_location_path(project_id, location)
     request = bq_connection.CreateConnectionRequest(
         {"parent": parent, "connection": connection}
diff --git a/bigquery-connection/snippets/create_mysql_connection_test.py b/bigquery-connection/snippets/create_mysql_connection_test.py
index 9eda07da2d0d..501af447d8b6 100644
--- a/bigquery-connection/snippets/create_mysql_connection_test.py
+++ b/bigquery-connection/snippets/create_mysql_connection_test.py
@@ -58,6 +58,7 @@ def connection_id(
         pass
 
 
+@pytest.mark.parametrize("transport", ["grpc", "rest"])
 def test_create_mysql_connection(
     capsys: pytest.CaptureFixture,
     mysql_username: str,
@@ -66,6 +67,7 @@ def test_create_mysql_connection(
     cloud_sql_conn_name: str,
     project_id: str,
     location: str,
+    transport: str,
 ) -> None:
     cloud_sql_credential = bq_connection.CloudSqlCredential(
         {
@@ -85,6 +87,7 @@ def test_create_mysql_connection(
         project_id=project_id,
         location=location,
         cloud_sql_properties=cloud_sql_properties,
+        transport=transport,
     )
     out, _ = capsys.readouterr()
     assert "Created connection successfully:" in out
diff --git a/bigquery-connection/snippets/quickstart.py b/bigquery-connection/snippets/quickstart.py
index 3c5107c1291c..463bd8a87ccc 100644
--- a/bigquery-connection/snippets/quickstart.py
+++ b/bigquery-connection/snippets/quickstart.py
@@ -17,9 +17,11 @@
 from google.cloud import bigquery_connection_v1 as bq_connection
 
 
-def main(project_id: str = "your-project-id", location: str = "US") -> None:
+def main(
+    project_id: str = "your-project-id", location: str = "US", transport: str = "grpc"
+) -> None:
     """Prints details and summary information about connections for a given admin project and location"""
-    client = bq_connection.ConnectionServiceClient()
+    client = bq_connection.ConnectionServiceClient(transport=transport)
     print(f"List of connections in project {project_id} in location {location}")
     req = bq_connection.ListConnectionsRequest(
         parent=client.common_location_path(project_id, location)
diff --git a/bigquery-connection/snippets/quickstart_test.py b/bigquery-connection/snippets/quickstart_test.py
index 615134b51241..2a8df8f59eaf 100644
--- a/bigquery-connection/snippets/quickstart_test.py
+++ b/bigquery-connection/snippets/quickstart_test.py
@@ -17,9 +17,10 @@
 from . import quickstart
 
 
+@pytest.mark.parametrize("transport", ["grpc", "rest"])
 def test_quickstart(
-    capsys: pytest.CaptureFixture, project_id: str, location: str
+    capsys: pytest.CaptureFixture, project_id: str, location: str, transport: str
 ) -> None:
-    quickstart.main(project_id, location)
+    quickstart.main(project_id, location, transport)
     out, _ = capsys.readouterr()
     assert "List of connections in project" in out