On Mon, 17 Nov 2003, Julie May wrote:
> Is it possible to use an array as a parameter to a pl/pgsql function. I am
> running version 7.3 and don't have the time right now to upgrade.If it is
> possible, how do you iterate through the array? For example:
CREATE or REPLACE FUNCTION foo(integer[]) RETURNS int AS
'DECLARE
a alias for $1;
index integer := 1;
total integer := 0;
BEGIN
WHILE a[index] > 0
LOOP
total := total + a[index];
index := index + 1;
END LOOP;
RETURN total;
END;
' LANGUAGE 'plpgsql';
test=> select foo('{1,2}');
foo
-----
3
(1 row)
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