1 Map with Heatmap point rendering
In this example, customers on the map are shown by rendering (heatmap)
Parameters of the main box:

Sentence used:
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<select> <columns> <geo.buffer> <geom1> <geo.aggrMbr> <geo.point2D> <coords>' || customer.gps_lon ||' ' || customer.gps_lat || '</coords> <srid>auth_srid2_srid(4)</srid> </geo.point2D> </geo.aggrMbr> </geom1> <dist>0.5</dist> </geo.buffer> </columns> <from table='customer' /> <where> gps_lat IS NOT NULL </where> </select>
Parameters of the layer:

Code of the SQL statement:
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<select> <columns> 'POINT(' || REPLACE(customer.gps_lon,',','.') || ' ' || REPLACE(customer.gps_lat, ',','.') || ')' geom, 1 sqlgmap_range </columns> <from table='customer' /> <where> customer.gps_lat IS NOT NULL </where> </select>
Result:
