[mapguide-users] Join Problem
zac.spitzer at gmail.com
Thu Apr 22 22:46:36 EDT 2010
can you describe which FDO providers you are using and data behind?
joins are a known to be a wee bit problematic..
if possible, doing the join in a view in the database and using that
will give you much better (reliable) results
On 23 April 2010 06:17, _Jon_ <jrizzo at langan.com> wrote:
> My migration saga continues. I just migrated my site from 1.1 to 2.1. I was
> able to migrate the data by exporting a package from 1.1 and loading it in
> 2.1. While everything appears to have come over, some things are just not
> right. I noticed that a join which was previously working properly (as a
> left outer join) is now operating as an inner join. I opened up the feature
> source where the join was defined but the join appeared to be defined
> correctly. Even though I did not make any changes, I tried saving the
> feature source but Studio wouldn't let me. It gave the error: "Length
> cannot be less than zero. Parameter name: length". I changed a few
> settings and then changed them back, wondering what would happen. It kept
> giving that error when I saved and eventually Studio crashed, throwing the
> same error as an unhandled exception. When I went back in, I re-created the
> feature source & join. It let me save the new feature source anywhere
> except in it's original (correct) location. It kept giving me that error.
> So, I tried renaming the old f.s. and moving the new one into its place.
> Now, Studio crashes whenever I try to move this f.s. into place. I tried
> deleting all layers that reference this f.s. but it did not fix the problem.
> I'm not quite sure what i can do next. Help? (!)
> View this message in context: http://osgeo-org.1803224.n2.nabble.com/Join-Problem-tp4946935p4946935.html
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