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authorSergey Fedoseev <fedoseev.sergey@gmail.com>2017-03-22 18:53:48 +0500
committerTim Graham <timograham@gmail.com>2017-03-22 09:54:12 -0400
commit02bc5563b8748160690161ead93b479f89076831 (patch)
tree81f9708a199c159bc892126e3e6f6ca2397f4551 /docs/ref
parent6963564ecc1b84cb2510616123a27d368bc76a1f (diff)
[1.11.x] Clarified backend support of Area GIS function.
Backport of 6052b185ca2b4310ea3d02ab61023d0d0fd9a2c2 from master
Diffstat (limited to 'docs/ref')
-rw-r--r--docs/ref/contrib/gis/functions.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/docs/ref/contrib/gis/functions.txt b/docs/ref/contrib/gis/functions.txt
index 1d1aac6a2d..b43989eff7 100644
--- a/docs/ref/contrib/gis/functions.txt
+++ b/docs/ref/contrib/gis/functions.txt
@@ -41,8 +41,10 @@ Measurement Relationships Operations Editors
`PostGIS <https://postgis.net/docs/ST_Area.html>`__, SpatiaLite
Accepts a single geographic field or expression and returns the area of the
-field as an :class:`~django.contrib.gis.measure.Area` measure. On MySQL, a raw
-float value is returned when the coordinates are geodetic.
+field as an :class:`~django.contrib.gis.measure.Area` measure.
+
+MySQL and SpatiaLite without LWGEOM don't support area calculations on
+geographic SRSes.
.. versionchanged:: 1.11