[pg] Support ALTER TABLE SET DEFAULT nextval('public.t_id_seq'::regclass);

[rekby]

ALTER TABLE SET DEFAULT nextval('public.t_id_seq'::regclass);

https://www.postgresql.org/docs/14/sql-altertable.html

[rekby]

Duplicate of #1845

[rekby]

local=> ALTER TABLE ONLY t ALTER COLUMN id SET DEFAULT nextval('t_id_seq'::regclass);
Status: GENERIC_ERROR
Issues:
<main>: Error: Error while parsing query.
    <main>:1:1: Error: FuncCall: alternative is not implemented yet : 364

[rekby]

And need support types other, then bigint.
#5840