Subject: Grammar guidelines in Postgres

From: Harjyot Bagga <[email-masked]>
Date: Wed, 3 Jul 2024 11:55:07 -0700

Is there a guidebook, any guidelines for writing grammar in Postgres, or
any suggestions to keep in mind?
Do we have a set of guidelines to write production rules in gram.y (for the
Bison Parser Generator) to make the grammar conflict-free and extendible in
the future?