Karel Zak <zakkr(at)zf(dot)jcu(dot)cz> writes:
> If I'm right: why not store to memory some final structs with config
> file content?
That was the original suggestion, but Bruce realized that it's way more
work than it's worth. Eliminating I/O for the comment lines was the big
point for this change --- in a typical pg_hba.conf, there aren't going
to be enough non-comment lines for parsing them to cost anything
noticeable.
regards, tom lane