[Qgis-developer] Publishing Custom Python Expression Functions for QGIS

Tim Sutton tim at kartoza.com
Fri Apr 7 15:02:21 PDT 2017


> On 05 Apr 2017, at 11:00 AM, Khare Simran <simran.khare at hsr.ch> wrote:
> Hi,
> I am Simran, an intern at the Institute for Software in HSR Rapperswil. I have come up with some Custom Python Expression functions for QGIS. They are: 
> 1. hstore_get_value(), hstore_exist(), hstore_contains_key_value() and hstore_contains_hstore() :
> These functions can search for keys and values in hstore strings. They are useful for selecting features based on their tags, which are of hstore type.
> 2. maxofallvaluesplusone('fieldName')

maybe max_incremented('fieldName') as a candidate for a less verbose name?


Tim Sutton

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