From 3565b7c5a4a6a13948904daa51b87c3645d6c933 Mon Sep 17 00:00:00 2001
From: Diego Ripley <diego@diegoripley.ca>
Date: Wed, 4 Jun 2025 17:01:04 +0000
Subject: [PATCH] Update DuckDB lonboard example

---
 experiments/lonboard_duckdb.ipynb | 80 ++++++++++++++++++++++++-------
 1 file changed, 62 insertions(+), 18 deletions(-)

diff --git a/experiments/lonboard_duckdb.ipynb b/experiments/lonboard_duckdb.ipynb
index 28ff73a..7c9f15d 100644
--- a/experiments/lonboard_duckdb.ipynb
+++ b/experiments/lonboard_duckdb.ipynb
@@ -33,21 +33,73 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 3,
    "id": "7d7ee1da-4fa7-4d66-bac1-b2e384bd4110",
    "metadata": {},
    "outputs": [],
    "source": [
-    "sql = \"SELECT * FROM 'https://files.sisyphus.ca/db_2021.parquet';\"\n",
+    "sql = \"SELECT * FROM 'https://data.dataforcanada.org/processed/statistics_canada/boundaries/2021/cartographic_boundary_files/db_2021.parquet';\"\n",
     "query = con.sql(sql)"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 4,
    "id": "da57c688-ca49-4fa7-8178-58e0cc9cb351",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "7f9788d8a56e4d4fa46b84081cd1f0c6",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "FloatProgress(value=0.0, layout=Layout(width='auto'), style=ProgressStyle(bar_color='black'))"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "8fa8cd4e3bfd4cd3bc7fd8e699b21c5d",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "FloatProgress(value=0.0, layout=Layout(width='auto'), style=ProgressStyle(bar_color='black'))"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "/root/.venv/lib/python3.12/site-packages/lonboard/_geoarrow/ops/reproject.py:33: UserWarning: No CRS exists on data. If no data is shown on the map, double check that your CRS is WGS84.\n",
+      "  warn(\n"
+     ]
+    },
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "5fc5f6aca9b949c6b21987130d06e637",
+       "version_major": 2,
+       "version_minor": 1
+      },
+      "text/plain": [
+       "Map(basemap_style=<CartoBasemap.DarkMatter: 'https://basemaps.cartocdn.com/gl/dark-matter-gl-style/style.json'…"
+      ]
+     },
+     "execution_count": 4,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
    "source": [
     "viz(query, con=con)"
    ]
@@ -62,14 +114,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 5,
    "id": "70b951ad-9b8f-47b6-ad6d-8f6e2ae77a56",
    "metadata": {},
    "outputs": [
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "af33fca355de497586bc9d1e80cef1a7",
+       "model_id": "c8a8cc73329d41209f43a7f94e4e561a",
        "version_major": 2,
        "version_minor": 0
       },
@@ -83,7 +135,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "31ed9c9423ee4601a4ec42b9a787aa44",
+       "model_id": "65f8ad04cc0a4624a04a940759856bd3",
        "version_major": 2,
        "version_minor": 0
       },
@@ -97,7 +149,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "1389e30ae8964a8f9af5a1cf3899077c",
+       "model_id": "bd162500c7f54ee1abb88dfaf3b8d368",
        "version_major": 2,
        "version_minor": 1
       },
@@ -105,27 +157,19 @@
        "Map(basemap_style=<CartoBasemap.DarkMatter: 'https://basemaps.cartocdn.com/gl/dark-matter-gl-style/style.json'…"
       ]
      },
-     "execution_count": 7,
+     "execution_count": 5,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
     "sql = \"\"\"\n",
-    "SELECT * FROM 'https://files.sisyphus.ca/road_2021.parquet'\n",
+    "SELECT * FROM 'https://data.dataforcanada.org/processed/statistics_canada/road_network_files/2021/road_2021.parquet'\n",
     "WHERE csd_name_left in ('Toronto', 'Ottawa') OR csd_name_right in ('Toronto', 'Ottawa');\n",
     "\"\"\"\n",
     "query = con.sql(sql)\n",
     "viz(query, con=con)"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "c0006e63-37c9-4dcc-941e-8f247beaa563",
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {