Goti <aryan(dot)goti(at)gmail(dot)com> writes:
> I would like to know if postgres performs any transformations when it does
> the parsing?
This might be helpful reading:
https://www.postgresql.org/docs/current/overview.html
> If yes, is there a way we can get the final transformed query?
See debug_print_parse and friends [1]. Depending on what you mean by
"final transformed query", you might instead want debug_print_rewritten,
or maybe you want the plan, in which case EXPLAIN is a much friendlier
way to look at it than debug_print_plan.
regards, tom lane
[1] https://www.postgresql.org/docs/current/runtime-config-logging.html#RUNTIME-CONFIG-LOGGING-WHAT