2010/3/29 Tom Lane <tgl@xxxxxxxxxxxxx>:
> "Andrus" <kobruleht2@xxxxxx> writes:
>> I changed unction name and tried:
>> CREATE OR REPLACE FUNCTION unnest21(anyarray)
>> RETURNS SETOF anyelement as $$
>> SELECT $1[i] FROM generate_series(1,4) g(i)
>> $$ LANGUAGE sql;
>
>> select unnest21(string_to_array('23,2,3,4,5',','));
>
>> In this case it returns only 4 rows.
>> No idea what is happening.
>
> Well, the generate_series call is wrong for this use ...
>
> I think if it appeared to work before it was because the built-in
> unnest() function was capturing the call.
he uses 8.1. the bug is in "generate_series(1,>>>4<<<)"
Pavel
>
> regards, tom lane
>
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