[Qgis-user] Update second table

[L.W.]

they are not in the same database at the same datebase-server :-(

i forgot to tell ...


Am 13.11.2020 um 17:02 schrieb chris hermansen:
> L.W. and list
>
> On Fri, Nov 13, 2020, 06:39 L.W. <eaglelw at gmx.de
> <mailto:eaglelw at gmx.de>> wrote:
>
>     hi,
>
>     can I update a second table autom. if the value of first table
>     changes?
>
>
> This is pretty easy if the tables are in a relational database. You
> use a thing called a trigger, perhaps together with a stored procedure.
>
> It seems that SQLite has triggers so I imagine you can do this within
> a geopackage. Certainly if your data is in PostGIS / PostgreSQL.
>
> Chris
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