[mapguide-users] SQL datetime trouble
Kenneth Skovhede, GEOGRAF A/S
ks at geograf.dk
Tue Feb 3 02:40:34 EST 2009
I have found the FDO "TIMESTAMP" command to works for me:
"DateColumn" > TIMESTAMP '2009-01-30 23:25:00'
It might not work on all providers though.
Regards, Kenneth Skovhede, GEOGRAF A/S
Traian Stanev skrev:
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>
>
> This is more of a workaround than a solution to the problem, but...
> You can try to make some expression that converts the date to a string
> of the form YYYY-MM-DD and then write your filter as a string
> comparison. You can compare dates in this format using simple string
> comparisons (lexicographical order matches chronological order).
>
>
>
>
>
> Traian
>
>
>
>
>
> *From:* mapguide-users-bounces at lists.osgeo.org
> [mailto:mapguide-users-bounces at lists.osgeo.org] *On Behalf Of *Darren
> Karasiuk
> *Sent:* Monday, February 02, 2009 2:09 PM
> *To:* mapguide-users at lists.osgeo.org
> *Subject:* [mapguide-users] SQL datetime trouble
>
>
>
> Hello, I've been trying to use MapGuide OS and have been able to show
> a themed layer when I filter by the unique row id and equipment id.
> Instead of using row IDs, I need to filter the data by date and time
> ranges. So far, when ever I use a datetime field to filter, the
> entire database is returned. I assume if the filter isn't correct
> then it's nulled and no filter gets applied, so that's why I get the
> entire database.
>
>
>
> Can anyone tell me the correct method of filtering a layer by a date
> range, please?
>
> I've been using Map Guide Studio trial from Autodesk and tried many
> different ways of filtering using ToDate() and Extract() with no luck.
>
> I couldn't find any filtering information with the FDO.
>
>
>
> I'm using SQL Server 2008. The table has both lat and long fields as
> well as its respective geospatial field.
>
>
>
> Thanks for any help!
>
>
>
> Darren
>
>
>
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>
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