[Qgis-user] OS Mastermap, SQL Server and QGIS

Nathan Woodrow madmanwoo at gmail.com
Tue Jul 2 15:42:09 PDT 2013


Hey Steven,

Yes it will.

Regards,
Nathan


On Wed, Jul 3, 2013 at 12:45 AM, Steven Campbell <s.campbell at poole.gov.uk>wrote:

> Hi Nathan****
>
> ** **
>
> Many Thanks****
>
> ** **
>
> Will this be available in the nightly builds of QGIS?****
>
> ** **
>
> Thanks****
>
> ** **
>
> Steve****
>
> ** **
>
> *From:* Nathan Woodrow [mailto:madmanwoo at gmail.com]
> *Sent:* 02 July 2013 04:02
>
> *To:* Steven Campbell
> *Cc:* qgis-user
> *Subject:* Re: [Qgis-user] OS Mastermap, SQL Server and QGIS****
>
> ** **
>
> Hey Steven,****
>
> ** **
>
> I have made the change in master now too allow QGIS too look in the
> spatial index table for faster extent loading.  Works like a treat.****
>
> ** **
>
> I would still have the geometry_columns table to allow QGIS to find the
> tables quicker but you don't need the max_x, etc stuff.****
>
> ** **
>
> Thanks for the tip.****
>
> ** **
>
> Regards,****
>
> Nathan****
>
> ** **
>
> On Sat, Jun 29, 2013 at 12:00 AM, Steven Campbell <s.campbell at poole.gov.uk>
> wrote:****
>
> Hi****
>
>  ****
>
> Does anyone else have significant time delays when trying to open large
> datasets from a SQL database in QGIS? I have uploaded my Ordnance survey
> MasterMap data (coverage is the size of an average English County) and
> although the initial connection to identify the table is very quick, the
> loading of the table (even when zoomed in to a very big scale (i.e. 1:100)
> it takes a very long time to open. Once opened the speed is very quick, but
> getting it to open takes a lot of patience as the application appears to
> hang.****
>
>  ****
>
> On a slightly related topic, if I have connected to one MSSQL database,
> QGIS then struggles if I try to connect to an additional database, again it
> just appears to hang for a considerable period of time (30 minutes or more
> at times), it seems odd especially as the connection to the first SQL
> database is almost instant....****
>
>  ****
>
> Any suggestions as to how I can improve this speed would be greatly
> appreciated.****
>
>  ****
>
> Thanks****
>
>  ****
>
> Steve Campbell****
>
> GIS Manager****
>
> Corporate Strategy and Communications****
>
> Borough of Poole | Civic Centre | Poole BH15 2RU****
>
> Tel: 01202 633 362****
>
> Email: s.campbell at poole.gov.uk****
>
> Website:www.boroughofpoole.com****
>
> *Think Green! Please Recycle*****
>
>  ****
>
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> the property of the Borough of Poole and this email and any documentation
> must not be copied or used other than as strictly necessary for the purpose
> of this email, without prior written consent which may be subject to
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