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| author | Sergey Fedoseev <fedoseev.sergey@gmail.com> | 2017-03-17 18:03:30 +0500 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2017-03-17 09:03:30 -0400 |
| commit | 66bbde6819586cc3a75630e12e569dc8ae72f211 (patch) | |
| tree | 71d2294371de220fcfc845e055065d9509775d4d /docs | |
| parent | b536dcf6568ceb4d8aad22cd4e1d38c850980fb4 (diff) | |
Clarified return value of NumGeometries GIS function.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/ref/contrib/gis/functions.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/docs/ref/contrib/gis/functions.txt b/docs/ref/contrib/gis/functions.txt index 88ffb25695..702d2b3abf 100644 --- a/docs/ref/contrib/gis/functions.txt +++ b/docs/ref/contrib/gis/functions.txt @@ -381,7 +381,9 @@ Accepts a single geographic field or expression and returns the memory size Accepts a single geographic field or expression and returns the number of geometries if the geometry field is a collection (e.g., a ``GEOMETRYCOLLECTION`` -or ``MULTI*`` field); otherwise returns ``None``. +or ``MULTI*`` field). Returns 1 for single geometries. + +On MySQL, returns ``None`` for single geometries. ``NumPoints`` ============= |