Refactor restore_data notebook to streamline SQL execution and remove unnecessary comments

Author: max-ostapenko

workspace/restore_data.ipynb

@@ -10,16 +10,14 @@
    },
    "outputs": [],
    "source": [
-    "# sql_engine: bigquery\n",
-    "# output_variable: df\n",
-    "# start _sql\n",
-    "_sql = \"\"\"\n",
+    "from google.cloud import bigquery\n",
+    "\n",
+    "client = bigquery.Client()\n",
+    "sql = \"\"\"\n",
     "## [Restore deleted dataset](https://docs.cloud.google.com/bigquery/docs/restore-deleted-datasets#restore_a_dataset)\n",
     "UNDROP SCHEMA httparchive.crawl;\n",
-    "\"\"\" # end _sql\n",
-    "from google.colab.sql import bigquery as _bqsqlcell\n",
-    "df = _bqsqlcell.run(_sql)\n",
-    "df"
+    "\"\"\"\n",
+    "client.query(sql).result()"
    ]
   },
   {
@@ -46,19 +44,17 @@
    },
    "outputs": [],
    "source": [
-    "# sql_engine: bigquery\n",
-    "# output_variable: df\n",
-    "# start _sql\n",
-    "_sql = \"\"\"\n",
+    "from google.cloud import bigquery\n",
+    "\n",
+    "client = bigquery.Client()\n",
+    "sql = \"\"\"\n",
     "## [Restore a table to a specific point in time](https://cloud.google.com/bigquery/docs/restore-tables#restoring_a_table_to_a_specific_point_in_time)\n",
     "CREATE TABLE httparchive.crawl_staging.pages_restored_20250804 AS\n",
     "SELECT *\n",
     "FROM httparchive.crawl.pages\n",
     "  FOR SYSTEM_TIME AS OF TIMESTAMP_SUB(CURRENT_TIMESTAMP(), INTERVAL 1 HOUR);\n",
-    "\"\"\" # end _sql\n",
-    "from google.colab.sql import bigquery as _bqsqlcell\n",
-    "df = _bqsqlcell.run(_sql)\n",
-    "df"
+    "\"\"\"\n",
+    "client.query(sql).result()"
    ]
   }
  ],