Dear developers
Ogr SQL update capabilities are really impressing but there is one major
performance issue with update of many features, exemplified by:
ogrinfo -dialect sqlite -sql "UPDATE SET x = 1" PG:”"
This is painfully slow because ogr updates features one by one and furthermore
updates
Hi,
If you work with a Postgres database, why don't you do this directly in the
database? It seems odd to use ogrinfo to do such updates in database.
Regards
Alexandre
Le jeu. 9 juin 2022 à 08:50, Andreas Oxenstierna <
andreas.oxenstie...@t-kartor.com> a écrit :
> Dear developers
>
> Ogr SQL up
Of course I normally do this directly in the database with pgAdmin or psql.
In this process scenario it is preferable if the complete process (this is the
final step of approx. 10 gdal/ogr processes) can be executed in batch by a
client with no psql access.
We have to use psql if there is no acc
Hi,
Do not use "-dialect sqlite" if you play with PostgreSQL but let GDAL to use
the native PG SQL dialect.
-Jukka Rahkonen-
Lähettäjä: gdal-dev Puolesta Andreas
Oxenstierna
Lähetetty: torstai 9. kesäkuuta 2022 9.50
Vastaanottaja: gdal-dev@lists.osgeo.org
Aihe: [gdal-dev] ogri
is.it/gaia-sins/spatialite-sql-latest.html.
-Jukka Rahkonen-
Lähettäjä: gdal-dev Puolesta Andreas
Oxenstierna
Lähetetty: torstai 9. kesäkuuta 2022 9.50
Vastaanottaja: gdal-dev@lists.osgeo.org
Aihe: [gdal-dev] ogrinfo UPDATE performance request
Dear developers
Ogr SQL update capabilities
t GDAL to
> use the native PG SQL dialect.
>
>
>
> -Jukka Rahkonen-
>
>
>
> *Lähettäjä:* gdal-dev *Puolesta *Andreas
> Oxenstierna
> *Lähetetty:* torstai 9. kesäkuuta 2022 9.50
> *Vastaanottaja:* gdal-dev@lists.osgeo.org
> *Aihe:* [gdal-dev] ogrinfo UPDATE performance req
ialect for you? Have you tested
the SQL with psql?
-Jukka Rahkonen-
Lähettäjä: Jan Heckman
Lähetetty: torstai 9. kesäkuuta 2022 11.17
Vastaanottaja: Rahkonen Jukka
Kopio: Andreas Oxenstierna ;
gdal-dev@lists.osgeo.org
Aihe: Re: [gdal-dev] ogrinfo UPDATE performance request
Afaik as I know, sl
ja: gdal-dev@lists.osgeo.org
Aihe: [gdal-dev] ogrinfo UPDATE performance request
Dear developers
Ogr SQL update capabilities are really impressing but there is one major
performance issue with update of many features, exemplified by:
ogrinfo -dialect sqlite -sql "UPDATE SET x = 1" PG
etty: torstai 9. kesäkuuta 2022 9.50
Vastaanottaja: gdal-dev@lists.osgeo.org<mailto:gdal-dev@lists.osgeo.org>
Aihe: [gdal-dev] ogrinfo UPDATE performance request
Dear developers
Ogr SQL update capabilities are really impressing but there is one major
performance issue with update of many feature
:
Hi,
Do not use “-dialect sqlite” if you play with PostgreSQL but let GDAL to use
the native PG SQL dialect.
-Jukka Rahkonen-
Lähettäjä: gdal-dev
mailto:gdal-dev-boun...@lists.osgeo.org>>
Puolesta Andreas Oxenstierna
Lähetetty: torstai 9. kesäkuuta 2022 9.50
Vastaanottaja: gdal-dev@li
ault dialect once I edited the geometry column name to the one
> I have in PostGIS. Are you sure that it requires SQLite dialect for you?
> Have you tested the SQL with psql?
>
>
>
> -Jukka Rahkonen-
>
>
>
> *Lähettäjä:* Jan Heckman
> *Lähetetty:* torstai 9. kesäkuuta 20
aanottaja:* gdal-dev@lists.osgeo.org
*Aihe:* [gdal-dev] ogrinfo UPDATE performance request
Dear developers
Ogr SQL update capabilities are really impressing but there is
one major performance issue with update of many features,
exemplified by:
ogrinfo -dialect sqlite -sql &qu
ilto:jukka.rahko...@maanmittauslaitos.fi>>,
wrote:
Hi,
Do not use "-dialect sqlite" if you play with PostgreSQL but let GDAL to use
the native PG SQL dialect.
-Jukka Rahkonen-
Lähettäjä: gdal-dev
mailto:gdal-dev-boun...@lists.osgeo.org>>
Puolesta Andreas Oxenstierna
Lähetetty:
kesäkuuta 2022 13.02
Vastaanottaja: Rahkonen Jukka
Kopio: Andreas Oxenstierna ;
gdal-dev@lists.osgeo.org
Aihe: Re: [gdal-dev] ogrinfo UPDATE performance request
Hi Jukka,
Not entirely sure what you mean by 'have you tested the sql with psql', since
this is an ogr2ogr process which works.
I
,
wrote:
Hi,
Do not use “-dialect sqlite” if you play with PostgreSQL but let GDAL to use
the native PG SQL dialect.
-Jukka Rahkonen-
Lähettäjä: gdal-dev
mailto:gdal-dev-boun...@lists.osgeo.org>>
Puolesta Andreas Oxenstierna
Lähetetty: torstai 9. kesäkuuta 2022 9.50
Vastaanottaja: gdal-
C0%7C0%7C637903648638869695%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=PSddxQ5cOcxyh9rEAqWw791nqfWO%2B%2BKJbDSWGuSOOpY%3D&reserved=0>
>
> On 9 Jun 2022, 09:46 +0200, Rahkonen Jukka <
> jukka.rahko...@maanm
: Andreas Oxenstierna ;
gdal-dev@lists.osgeo.org
Aihe: Re: [gdal-dev] ogrinfo UPDATE performance request
Hi Jukka,
Thanks for all the dialect info.
Reading your last message about testing the dialect in use, I have to admit
that I did not think about native sql
(dialect) being deduced from the
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