MarkLogic 10 Product Documentationgeo:linestring-concat
geo:linestring-concat( $linestrings as cts:linestring* ) as cts:linestring
Summary
Construct a linestring by concatenating the vertices of the input linestrings, in order.
| Parameters | |
|---|---|
| linestrings | The linestrings to be concatenated. |
Usage Notes
If the last vertex of one input linestring is the first vertex of another linestring, that vertex is not duplicated.See Also
- Geospatial Search Applications in the Search Developer's Guide
Example
xquery version "1.0-ml";
import module namespace geo = "http://marklogic.com/geospatial"
at "/MarkLogic/geospatial/geospatial.xqy";
geo:linestring-concat((
cts:linestring((cts:point(1,1),cts:point(2,2),cts:point(3,3))),
cts:linestring((cts:point(3,3),cts:point(4,4),cts:point(5,5)))
))
==> A cts:linestring similar to the following:
cts:linestring("LINESTRING(1 1,2 2,3 3,4 4,5 5)")
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