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[1.10.x] Documented GeoHash's precision parameter. 

Backport of 0d18b06562 from master
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Sergey Fedoseev 2016-08-11 02:32:08 +06:00 committed by Tim Graham
parent 3fff7d3abb
commit 7eefb39706
1 changed files with 4 additions and 1 deletions
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docs/ref/contrib/gis/functions.txt
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@ -263,13 +263,16 @@ right-hand rule.
``GeoHash`` ``GeoHash``
=========== ===========
.. class:: GeoHash(expression, **extra) .. class:: GeoHash(expression, precision=None, **extra)
*Availability*: PostGIS, SpatiaLite (≥ 4.0, LWGEOM) *Availability*: PostGIS, SpatiaLite (≥ 4.0, LWGEOM)
Accepts a single geographic field or expression and returns a `GeoHash`__ Accepts a single geographic field or expression and returns a `GeoHash`__
representation of the geometry. representation of the geometry.
The ``precision`` keyword argument controls the number of characters in the
result.
.. versionchanged:: 1.10 .. versionchanged:: 1.10
SpatiaLite support was added. SpatiaLite support was added.