Re: pl/pgsql errors when multi-dimensional arrays are used

try:
a.fld1[1] = '[221,222,223,224]';

чт, 29 апр. 2021 г. в 10:35, PG Doc comments form <noreply(at)postgresql(dot)org>:

> The following documentation comment has been logged on the website:
>
> Page: https://www.postgresql.org/docs/13/arrays.html
> Description:
>
> I have PostgreSQL 13. Let's declare the type below, then use it in
> pl/pgsql:
>
> create type typ1 as (
> fld1 int[][]
> );
>
> do $$
> declare
> a typ1;
> begin
> a.fld1 = '{{121,122,123,124}}'; -- OK
> (1)
> a.fld1[1] = '{221,222,223,224}'; -- fails
> (2)
> a.fld1[1][1] = 321; --
> OK (3)
> a.fld1[1][2] = 322; --
> OK unless line (1) is removed
> end;
> $$;
>
> In line (2) the plql reports ERROR: invalid input syntax for type integer:
> "{221,222,223,224}"
> When lines (1) and (2) are removed, psql reports ERROR: array subscript
> out
> of range
>
> Is this expected behavior? Why?
>
> Rafal
>