Re: pgbench - refactor init functions with buffers

>> Ok. I find it strange to mix PQExpBuffer & StringInfo in the same file.
>
> Agreed, but we'd rather use StringInfo going forward.  However, I don't think 
> that puts you on the hook for updating all the PQExpBuffer references.
>
> Unless you want to...

I cannot say that I "want" to fix something which already works the same 
way, because it is against my coding principles.

However there may be some fun in writing a little script to replace one 
with the other automatically. I counted nearly 3500 calls under src/bin.

-- 
Fabien.