From: Björn Harrtell <bjorn@wololo.org>
Date: Thu, 4 May 2017 20:22:16 +0000 (+0000)
Subject: ST_AsMVT Document JSONB support
X-Git-Tag: 2.4.0alpha~104
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a767ba280e73446aa33a32ec253781a2f0da7d67;p=postgis

ST_AsMVT Document JSONB support
References #3749

git-svn-id: http://svn.osgeo.org/postgis/trunk@15390 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/doc/reference_output.xml b/doc/reference_output.xml
index 77458f189..bc8446346 100644
--- a/doc/reference_output.xml
+++ b/doc/reference_output.xml
@@ -1422,6 +1422,11 @@ SELECT ST_GeoHash(ST_SetSRID(ST_MakePoint(-126,48),4326),5);
 		Other row data will be encoded as attributes.
 		</para>
 
+		<para>The <ulink url="https://www.mapbox.com/vector-tiles/">Mapbox Vector Tile</ulink> format can store features with a different
+		set of attributes per feature. To make use of this feature supply a JSONB column in the row data containing Json objects one level
+		deep. The keys and values in the object will be parsed into feature attributes.
+		</para>
+
 		<para><varname>name</varname> is the name of the Layer</para>
 		<para><varname>extent</varname> is the tile extent in screen space as defined by the specification. If NULL it will default to 4096.</para>
 		<para><varname>geom_name</varname> is the name of the geometry column in the row data.</para>