function - Mailing list pgsql-sql

From Angel Manuel Diaz Aunion
Subject function
Date
Msg-id 38FB2F40.7499DA46@ipf.uni-karlsruhe.de
Whole thread Raw
List pgsql-sql
Angel Manuel Diaz Aunion  writes:
I want a function, chich output value is an array, and when I create
thefunction, it is defined as follows:
create function path_inte(path,path) returns _pointas '/net/ipfy/angel/postgres/geometry/libMWgeom.so' language 'c';
When the function is used, the resultat is always: "{}", so I do notKnow if:
-the function is not well defined, or
-the output value can not be an array


I have received your response about how a function, which output value
is an array, can be created (e-mail 10.04.99), but I get always the same

resultat. Would you be so kind as to write an example of a function,
which output value is an array ?

Thank you very much.





Angel Manuel Diaz Aunion
Institut fuer Photogrametrie und Fernerkundung.
Universitaet Karlsruhe.



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