fix: error when a function returns RECORD or SETOF RECORD

test/spec/fixtures/schema.sql

@@ -3352,3 +3352,19 @@ create or replace function bit_param_insert(bit_ bit(4), bit_arr bit(4)[])
 returns void as $$
 insert into bitchar_with_length(bit, bit_arr) values($1, $2);
 $$ language sql;
+
+create function returns_record() returns record as $$
+select * from projects limit 1;
+$$ language sql;
+
+create function returns_record_params(id int, name text) returns record as $$
+select * from projects p where p.id = $1 and p.name like $2;
+$$ language sql;
+
+create function returns_setof_record() returns setof record as $$
+select * from projects limit 2;
+$$ language sql;
+
+create function returns_setof_record_params(id int, name text) returns setof record as $$
+select * from projects p where p.id >= $1 and p.name like $2;
+$$ language sql;