[postgis-users] ST_Difference

[Webb Sprague]

You might get more useful help if you post an "astext()" version of
your data, the query, the result, and  a *desired* result.

I know the difference functions can be tricky and are sometiimes
defined in ways you might not expect.

Thx
W

On 10/24/07, Richard Heimann [C] <heimann at ait.nrl.navy.mil> wrote:
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> All,
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> I would appreciate help in constructing an SQL statement that performs a
> difference function on two datasets. My intersect function works but cannot
> work out the kinks with st_difference. Thanks for your help…Im new to
> Postgis.
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> Rich
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