On Tue, Nov 29, 2011 at 10:35 AM, Mark Hammond <mark.hamm...@bto.org> wrote:
> Thanks for the heads up.
> Have republished the tables using 4326, and while it correctly calculated
> the bounds this time, the results on preview layer were the same - blank
> map for one table, and the divide by zero error with the other.
>
> Both these tables' spatial fields can be previewed OK using the SQL
> Developer Map view.
>
A division by zero is likely to indicate corrupted data on your end. The
SQL Developer Map viewer is
probably more tolerant to it.
I believe Oracle has functions that allow to locate and fix corrupt
gometries.
Cheers
Andrea
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