[Qgis-user] Auto-fill id in attribute table when creating a feature

Alexandre Neto senhor.neto at gmail.com
Tue May 31 06:54:26 PDT 2016


Just ignore the ID field, It's created just for the reason you already
mentioned, the fact that the shapefile needs at least one field. You can
leave it blank and/or add any other columns that you need. QGIS will save
an internal ID anyway, you can access to is usin the $id function in the
filed calculator, or using the identifier tool in the feature.

Alexandre Neto

Karl-Magnus Jönsson <Karl-Magnus.Jonsson at kristianstad.se> escreveu no dia
terça, 31/05/2016 às 14:41:

> OK. Maybe not. But are you not interested in adding attribute values to
> the features you can set that the attribute form doesn’t show after adding
> features. Look in the top of section digitizing in the options dialog.
>
>
>
>
> http://docs.qgis.org/2.8/en/docs/user_manual/introduction/qgis_configuration.html#options
>
>
>
>
>
> *Karl-Magnus Jönsson*
>
>
>
> *Från:* Simon Muirhead [mailto:simon at simsurf.com.au]
> *Skickat:* den 31 maj 2016 15:27
> *Till:* Karl-Magnus Jönsson
> *Ämne:* Re: SV: [Qgis-user] Auto-fill id in attribute table when creating
> a feature
>
>
>
> Hi Karl, it won't let you create a shape file without at least one field
> in the attribute table.
>
> Regards, Simon Muirhead
> Written from my Nexus 6P so don't expect Tolstoy.
>
> On 31 May 2016 23:19, "Karl-Magnus Jönsson" <
> Karl-Magnus.Jonsson at kristianstad.se> wrote:
>
> Hi!
>
> Do you really need the ID field in the shapefile? If not you can drop it,
> hide it or ignore it and it works anyway. If you need a counter as primary
> key consider using another data provider suggested by Andreas.
>
>
>
> *Karl-Magnus Jönsson*
>
>
>
> *Från:* Qgis-user [mailto:qgis-user-bounces at lists.osgeo.org] *För *Neumann,
> Andreas
> *Skickat:* den 31 maj 2016 14:04
> *Till:* Simon Muirhead
> *Kopia:* qgis-user at lists.osgeo.org
> *Ämne:* Re: [Qgis-user] Auto-fill id in attribute table when creating a
> feature
>
>
>
> Hi Simon,
>
> It is a bit data provider dependent. For many data providers (e.g.
> Postgis, SpatiaLite, Geopackage) you just don't fill in this value (or
> better set the edit widget to "read only") - provided that the database has
> a sequence defined for the primary key column. The values are filled in
> when saving the data. In 2.16 there is a new mode for PostgreSQL to
> immediately get the id value (experimental).
>
> What data format are you using?
>
> Greetings,
>
> Andreas
>
> On 2016-05-31 13:43, Simon Muirhead wrote:
>
> Hi, I am new to QGIS, coming from ARCGiS. I was wondering when creating a
> new feature in a shape file, QGIS asks to fill in the id in the attribute
> table for every feature created. Is there anyway to have this done
> automatically like ARCGiS does?
>
> Regards, Simon Muirhead
> Written from my Nexus 6P so don't expect Tolstoy.
>
>
>
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-- 
Alexandre Neto
---------------------
@AlexNetoGeo
http://sigsemgrilhetas.wordpress.com
http://gisunchained.wordpress.com
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