DuckDB Spatial example (#504)

Added new example with duckdb spatial

docs/api/layers/heatmap-layer.md

@@ -1,5 +1,9 @@
 # HeatmapLayer
 
+![](../../assets/duckdb-heatmap.jpg)
+
+> Screenshot from [DuckDB Spatial](../../examples/duckdb) example
+
 ::: lonboard.HeatmapLayer
     options:
       inherited_members: true

examples/index.md

@@ -8,11 +8,15 @@
 - [Global boundaries ![](../assets/boundaries.png)](../examples/global-boundaries) using [`PolygonLayer`](../api/layers/polygon-layer)
 - [U.S. County-to-County Migration ![](../assets/arc-layer-migration-example.gif)](../examples/migration) using [`ArcLayer`](../api/layers/arc-layer) and [`BrushingExtension`](../api/layer-extensions/brushing-extension)
 - [Scatterplot with GPU data filtering ![](../assets/data-filter-extension.gif)](../examples/data-filter-extension) using [`ScatterplotLayer`](../api/layers/scatterplot-layer) and [`DataFilterExtension`](../api/layer-extensions/data-filter-extension)
--  [Color picker integration ![](../assets/color-picker.jpg)](../examples/integrations/color-picker) using [`SolidPolygonLayer`](../api/layers/solid-polygon-layer)
--  [JupyterLab Sidecar integration ![](../assets/jupyter-sidecar.jpg)](../examples/integrations/sidecar/) using [`ScatterplotLayer`](../api/layers/scatterplot-layer) and [`JupyterLab Sidecar`](https://github.com/jupyter-widgets/jupyterlab-sidecar)
 -  [Motor Vehicle Crashes in NYC ![](../assets/motor-vehicle-crashes-nyc.jpg)](../examples/map_challenge/1-points) using [`ScatterplotLayer`](../api/layers/scatterplot-layer)
 -  [Rivers in Asia ![](../assets/rivers-asia.jpg)](../examples/map_challenge/6-asia/) using [`PathLayer`](../api/layers/path-layer)
 
+## Integrations
+
+-  [DuckDB Spatial ![](../assets/duckdb-heatmap.jpg)](../examples/duckdb) using [`HeatmapLayer`](../api/layers/heatmap-layer)
+-  [Color picker integration ![](../assets/color-picker.jpg)](../examples/integrations/color-picker) using [`SolidPolygonLayer`](../api/layers/solid-polygon-layer)
+-  [JupyterLab Sidecar integration ![](../assets/jupyter-sidecar.jpg)](../examples/integrations/sidecar/) using [`ScatterplotLayer`](../api/layers/scatterplot-layer) and [`JupyterLab Sidecar`](https://github.com/jupyter-widgets/jupyterlab-sidecar)
+
 </div>
 
 ## Third-party showcase

lonboard/_layer.py

@@ -1775,8 +1775,8 @@ def from_duckdb(
     """The weight of each object.
 
     - Type: [FloatAccessor][lonboard.traits.FloatAccessor], optional
-        - If a number is provided, it is used as the outline width for all objects.
-        - If an array is provided, each value in the array will be used as the outline
-          width for the object at the same row index.
+        - If a number is provided, it is used as the weight for all objects.
+        - If an array is provided, each value in the array will be used as the weight
+          for the object at the same row index.
     - Default: `1`.
     """

mkdocs.yml

@@ -45,6 +45,7 @@ nav:
       - examples/migration.ipynb
       - examples/data-filter-extension.ipynb
       - Integrations:
+          - examples/duckdb.ipynb
           - ColorPicker: examples/integrations/color-picker.ipynb
           - Sidecar: examples/integrations/sidecar.ipynb
       - 30 Day Map Challenge: