Harjyot Bagga <hsbagga28.dev@gmail.com> writes:
> One such suggestion or rule for example is the Postgres does not support
> Postfix operators. So whenever a new feature is introduced developers make
> sure that they do not add a postfix operators in their grammar. Just like
> that are there any other further rules or suggestions compiled by post
> hackers and maintainers?
[ shrug... ] If you try to re-introduce postfix operators you'll get
a ton of shift-reduce conflicts. We have a hard rule that such
conflicts are not allowed, even though Bison can be told to ignore
them. Beyond that, there's not much.
regards, tom lane