[mapguide-users] RE: wrong Polygon selection

Kenneth, GEOGRAF A/S ks at geograf.dk
Tue Jul 24 09:15:47 EDT 2007


That can happen for a number of reasons.
Did you select the right version?
MGE: FDO 3.0
MGOS 1.1: FDO 3.2
MGOS 1.2: FDO 3.2.2

Regards, Kenneth, GEOGRAF A/S



Dhirendra Kumar skrev:
> Hi Kenneth,
>
> As per your suggestion, i download OGR provider and keep their dll file in
> server FDO directory and change in provider.xml. After selecting OGR
> provider i got OGR Connection screen but from where i connect it with MySQL
> Database. nothing in Connection properties. Please help me. Thankyou in
> advance.
>
> Regards,
>
> Dhirendra Kumar
>
>
>
> Kenneth, GEOGRAF A/S wrote:
>   
>> Hi Dihendra.
>>
>> My experience dictates that pure SDF datasources are generally best.
>> If you must use MySQL, you can try to build a custom OGR provider with 
>> MySQL support.
>> Alternatively, the OGR provider supports Postgres/PostGIS directly.
>>
>> Regards, Kenneth, GEOGRAF A/S
>>
>>
>>
>> Dhirendra Kumar skrev:
>>     
>>> Hi Dave,
>>>
>>> Please replay me, i am waiting for your suggestion. I want to know that,
>>> no
>>> way to solve wrong polygon selection problem ? if not then which Database
>>> will be better for MGOS. please help me Co'us my project get stuck due to
>>> this problem. Please help me. Thankyou in Advance.
>>>
>>> Regards,
>>> Dhirendra Kumar
>>>
>>>
>>> Dave Wilson-3 wrote:
>>>   
>>>       
>>>> This is a known issue with MySQL. MySQL only supports envelope
>>>> operations so depending on the shape of the polygons selecting one whose
>>>> border is somewhat diagonal to another may select the wrong polygon.
>>>>
>>>> Dave
>>>>
>>>> -----Original Message-----
>>>> From: mapguide-users-bounces at lists.osgeo.org
>>>> [mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of Dhirendra
>>>> Kumar
>>>> Sent: Friday, July 20, 2007 7:04 AM
>>>> To: mapguide-users at lists.osgeo.org
>>>> Subject: [mapguide-users] wrong Polygon selection
>>>>
>>>>
>>>> Hi All,
>>>>
>>>> I create polygon layer using FDO datasource from MySQL Database, In this
>>>> layer many polygon, But problem in some polygon when i click on some
>>>> polygon
>>>> then another polygon get selected in place of current polygon. Any one
>>>> have
>>>> idea about this type of problem, Please help me......... Thankyou in
>>>> Advance.
>>>>
>>>> Regards,
>>>> Dhirendra Kumar
>>>> -- 
>>>> View this message in context:
>>>> http://www.nabble.com/wrong-Polygon-selection-tf4116919s16610.html#a1170
>>>> 7763
>>>> Sent from the MapGuide Users mailing list archive at Nabble.com.
>>>>
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>>>>
>>>>     
>>>>         
>>>   
>>>       
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>>     
> http://www.nabble.com/file/p11761382/ogr.jpeg 
>   
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