"Efrain J. Berdecia" <ejberdecia(at)yahoo(dot)com> writes:
> In our setup it has actually worked per the explains provided making the query run in milliseconds instead of seconds.
To me, "work" includes "get the right answer". I do not think you
are getting the same answers that citext would normally provide.
If you don't care about case-insensitivity, why don't you just
use plain text?
regards, tom lane