[postgis-users] Upgrade Postgres & Postgis

Graeme Gould graeme.gould at grandunionhousing.co.uk
Wed Dec 8 08:39:08 PST 2010


Hi

Have solved the primary issue I had by running a maintenance | analyze on the database.  This seemed to sort out the integration with my GIS application.

Further investigation of the problem shows that even though the values are not displayed in the data table geometry field you can still run spatial queries on them (i.e. SELECT area(geometry) from mytable).  The ones that don't display the geometry values are large polygons with large geometry field values.

Graeme

-----Original Message-----
From: postgis-users-bounces at postgis.refractions.net [mailto:postgis-users-bounces at postgis.refractions.net] On Behalf Of Kevin Neufeld
Sent: 08 December 2010 16:35
To: PostGIS Users Discussion
Subject: Re: [postgis-users] Upgrade Postgres & Postgis

Hi Graeme,

Can you isolate the problem?  Find a small geometry that is in your 
original data but not in your new database and place it in it's own 
table.  Then try to dump / restore the single table.  If possible post 
your problematic geometry here.

Maybe it's a particularly bad / invalid geometry that the new parser is 
having problems with.
-- Kevin


On 12/8/2010 4:27 AM, Graeme Gould wrote:
> Hi Ralf
>
> Thanks for the response.  Think I should have been clearer - it does not seem to be the geometry column table that is the issue, but the geometry field in the data table that is occasionally missing data.  It is in the original table in version 8.2 but is not picked up in the backup or restore process.
>
> Graeme
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