Re:

Rajashree Mandaogane <rajashree.28m@gmail.com> writes:
> While debugging any function in PostgreSQL, whenever I use the command
> 'bt', it doesn't give the entire list of functions used. Which command
> should be used instead?

It's probably omitting functions that have been inlined; if so, the "fix"
is to recompile with a lower -O level to prevent inlining.
        regards, tom lane