Returns the number of dimensions of the geometric object.
1 geo.getDim
<geo.getDim>
<geom_column /> *
</geo.getDim>
| Arguments | |||||
|---|---|---|---|---|---|
| Name | Type | Required | Unique | Nullable | Description |
| Egeom_column | geometry | ||||
Example
Copy
<select>
<columns>
-- 1
<geo.getDim>a.the_geom</geo.getDim>,
-- 2
<geo.getDim>
<geo.polygon>
<coords>0 0,0 1,1 1,1 0,0 0</coords>
<srid>4326</srid>
</geo.polygon>
</geo.getDim>,
</columns>
<from table='dual' alias='a' />
</select>