"David G. Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> Tom, will need your input here.
Ugh... looks like I broke this in 85c54287a et al. I had thought that
this was the pre-existing behavior, but after further study I see that
I was mistaken about how PQconnectdbParams() handles parameter
replacement, so I misread what the prior code was really doing.
regards, tom lane