Re: How to hand over array as variable in plpgsql function?

"Jan Peters" <petersjan@gmx.at> writes:
> ERROR: operator is not unique: "unknown" || real[]

> EXECUTE 'SELECT id FROM precip_arrays WHERE  '||b||' = precip_control;' INTO id_result;

Seems like using EXECUTE is the hardest possible way to do this.  Why
don't you just SELECT?

SELECT id FROM precip_arrays WHERE b = precip_control INTO id_result;

If you insist on using EXECUTE then you're going to have to fool with
converting the array to an appropriate text representation.
        regards, tom lane