PG Doc comments form <noreply(at)postgresql(dot)org> writes:
> The second line in "Table 9.8. SQL String Functions and Operators" uses
> "non-string or non-string" as part of the example. I assume one of these
> should be "string".
It might look that way depending on how wide your browser window is...
but the way it's supposed to be read is
string || non-string
or
non-string || string
The devel version of the docs forces the two cases to be on separate
lines, which hopefully will stem the confusion.
regards, tom lane