[postgis-users] retrieve binary data for geometry
Paul Ramsey
pramsey at refractions.net
Fri May 13 11:06:28 PDT 2005
Yes, it is by design. The "canonical form" of geometry has changed from
well-known-text to a variant of well-known-binary that is an exact
representation of the underlying geometry. You should always use the
explicit functions (astext, asbinary) in your applications, for
version-to-version portability.
P
Xavier Vanderstukken wrote:
> I upgrade the couple postgres-postgis from versions 0.8.0 to 1.0.0.
>
> I restore my data either with the postgis restore utility and also the
> shp2sql utility.
>
> For the 2 usecases, when I read the geometry data field through pgadmin3
> or my jdbc application I receive binary data "00Ab2D ......... " instead
> of LINESTRING ...... , I need to add an explicity casting with astext
> function.
>
> Is it normal?
>
>
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