[Qgis-developer] New feature proposal for the Dissolve tool

[Marco Grisolia]

Hmm maybe I'm wrong, but I think it will only return singleparts without
taking care of an adjacency criterion (even if ran after the dissolving
operation).
Marco

2017-02-22 11:37 GMT+01:00 Anita Graser <anitagraser at gmx.at>:

> You can run multiplart to singlepart afterwards.
>
>
> On Wed, Feb 22, 2017 at 11:18 AM, roy roy <royroge at outlook.com> wrote:
>
>> Hi Anita, that does not do what Marco is asking for, because you get a
>> multipart geometry;
>>
>> he needs a linestring geometry I think...
>>
>> Il 22/02/2017 11:10, Anita Graser ha scritto:
>>
>> Hi Marco,
>>
>> The Dissolve tool already has a "unique fields" option. It sounds like
>> you are reinventing that.
>>
>> Best wishes,
>> Anita
>>
>>
>>
>> On Wed, Feb 22, 2017 at 10:32 AM, Marco Grisolia <
>> marco.grisolia5 at gmail.com> wrote:
>>
>>> Hi,
>>> I recently answered to a question on GIS StackExchange [0]. In this
>>> question, the asker was looking for a way for dissolving features using an
>>> adjacency criterion instead of using common attribute field (please, follow
>>> the link below for a better understanding). This feature is already
>>> available in the analogous ArcGIS tool when the"Create multipart features"
>>> option is enabled and I think it could be of interest having an additional
>>> option like this in the "Dissolve" tool main dialog for next releases.
>>> I never submitted a feature request on the QGIS Project site but, since
>>> there is already a (very rough) code and a general idea on how to approach
>>> the issue, I didn't know if this was the case of adding it there.
>>> Otherwise, let me know if I need to add it on the QGIS Project site (if
>>> this is the case, I'm sorry for wasting your time).
>>> Regards,
>>> Marco
>>>
>>>
>>> [0] http://gis.stackexchange.com/questions/228267/merging-ad
>>> jacent-lines-in-qgis
>>>
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>>
>>
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