geohas <lists(at)hasibether(dot)at> writes:
> Are there any known issues when changing the attnums?
> airport=# update pg_attribute set attnum = 3 where attname = 'abc' and
> attrelid = 18328;
> UPDATE 1
> airport=# update pg_attribute set attnum = 2 where attname = 'foo' and
> attrelid = 18328;
> UPDATE 1
I assume you quickly found out that that totally broke your table,
so why are you asking?
regards, tom lane