feat(bigquery): implement from_connection

ibis/backends/bigquery/__init__.py

@@ -485,6 +485,7 @@ def from_connection(
         client: bq.Client,
         partition_column: str | None = "PARTITIONTIME",
         storage_client: bqstorage.BigQueryReadClient | None = None,
+        dataset_id: str = "",
     ) -> Backend:
         """Create a BigQuery `Backend` from an existing ``Client``.
 
@@ -499,12 +500,18 @@ def from_connection(
             A ``BigQueryReadClient`` from the
             ``google.cloud.bigquery_storage_v1`` package. If not set, one is
             created using the ``project_id`` and ``credentials``.
+        dataset_id
+            A dataset id that lives inside of the project indicated by
+            `project_id`.
         """
-        return ibis.bigquery.Backend.connect(
+        con = ibis.bigquery.connect(
             client=client,
             partition_column=partition_column,
             storage_client=storage_client,
+            dataset_id=dataset_id,
         )
+        con._can_reconnect = False
+        return con
 
     def disconnect(self) -> None:
         self.client.close()