In response to Yan Cheng Cheok :
> By referring to http://www.postgresql.org/docs/current/static/xfunc-sql.html#XFUNC-SQL-TABLE-FUNCTIONS, section
34.4.8.SQL Functions Returning TABLE
That's for language SQL, you are using:
> CREATE OR REPLACE FUNCTION get_measurements(IN bigint)
> LANGUAGE 'plpgsql' VOLATILE
language plpgsql. That's not the same ...
> But the example doesn't use any "INTO" or "RETURN".
Sure? Read again:
http://www.postgresql.org/docs/8.4/static/plpgsql-control-structures.html
Rewrite your to RETURN <insert your select here>;
Regards, Andreas
--
Andreas Kretschmer
Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header)
GnuPG: 0x31720C99, 1006 CCB4 A326 1D42 6431 2EB0 389D 1DC2 3172 0C99