[mapguide-users] Oracle FDO and View

Tue May 26 16:51:05 EDT 2009

Yep, the materialized view has its own key - but still the individual objects
cannot be selected within MapGuide. The same data in the traditional table
work fine.  Very weird.

gordon

Dave Wilson wrote:
> 
> A materialized view might need its own primary key defined as it's
> basically a table.
> 
> Dave
> 
> -----Original Message-----
> From: mapguide-users-bounces at lists.osgeo.org
> [mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of GordonL
> Sent: Tuesday, May 26, 2009 2:37 PM
> To: mapguide-users at lists.osgeo.org
> Subject: RE: [mapguide-users] Oracle FDO and View
> 
> 
> Yes, it does work, but it does not allow me to select features in the map.  
> 
> For example, I have a materialize view called MVIEW_PARCELS, it has a
> spatial index on the GEOMETRY column and index on the GIS_ID column.  It
> has
> a row in the MDSYS.SDO_GEOM_METADATA_TABLE.  
> 
> I can see everything on the map in MapGuide, but I cannot select
> individual
> parcels.
> 
> 
> gordon
> 
> 
> 
> Dave Wilson wrote:
>> 
>> Actually you can use a view if it includes the primary key column from
>> the
>> underlying geometry table. You also have to add user_sdo_geom_metadata
>> records for the view. Basically insert by copying the entry for the
>> underlying table that has the geometry.
>> 
>> It should work without the materialized view.
>> 
>> At least it does with the Autodesk Oracle provider.
>> 
>> Dave
>> 
>> -----Original Message-----
>> From: mapguide-users-bounces at lists.osgeo.org
>> [mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of David Hequet
>> Sent: Wednesday, May 20, 2009 7:24 AM
>> To: mapguide-users at lists.osgeo.org
>> Subject: RE: [mapguide-users] Oracle FDO and View
>> 
>> 
>> With Oracle you can add primary key (don't confuse index and Key) to view
>> (sorry i don't have the sql here).
>> 
>> Materialized view is a good way to improve performance (espacially if you
>> use view on multiple database).
>> 
>> 
>> Haris Kurtagic wrote:
>>> 
>>> Yes, you need to create materialized view for index or you can use
>>> KingFdoClass metadata table to tell provider which column will be used
>>> as primary key.
>>> 
>>> Haris
>>> 
>>> -----Original Message-----
>>> From: mapguide-users-bounces at lists.osgeo.org
>>> [mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of GordonL
>>> Sent: Wednesday, May 20, 2009 3:05 PM
>>> To: mapguide-users at lists.osgeo.org
>>> Subject: Re: [mapguide-users] Oracle FDO and View
>>> 
>>> 
>>> Thanks David, 
>>> Index on a view?  The core tables are already indexed - including the
>>> GEOMETRY column.  Do you mean convert it to a MATERIALIZED VIEW and
>>> index it
>>> then?
>>> 
>>> thanks
>>> gordon
>>> 
>>> 
>>> 
>>> David Hequet wrote:
>>>> 
>>>> Hi,
>>>> 
>>>> Features can be selectable if you add primary key to your view
>>> (MapGuide
>>>> need Primary key on all feature to be selectable).
>>>> 
>>>> David
>>>> 
>>>> 
>>>> GordonL wrote:
>>>>> 
>>>>> Hi David, did you ever solve this problem?
>>>>> 
>>>>> I am having trouble that features drawn from VIEWS in Oracle are not
>>>>> selectable (FDO 4.3).  This is true for both the Autodesk Oracle
>>> Provider
>>>>> AND the KING one..
>>>>> 
>>>>> thanks
>>>>> gordon
>>>>> 
>>>>> 
>>>>> David Hequet wrote:
>>>>>> 
>>>>>> Hello,
>>>>>> 
>>>>>> About this case i'm using Autodesk Mapguide Enterprise 2008 with
>>>>>> Autodesk Spatial Oracle FDO.
>>>>>> One of the new feature is "using Oracle View"
>>>>>> I tried to use a view with geometry, it work, but features can't be
>>>>>> selectable! I make them selectable in Studio but they are not,
>>> either in
>>>>>> dwf or ajax viewer.
>>>>>> 
>>>>>> Is it the same with the Oracle King provider? Or anyone has an idea
>>> on
>>>>>> how make them selectable (really :p )
>>>>>> 
>>>>> 
>>>>> 
>>>> 
>>>> 
>>> 
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>>> 
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