Chapman Flack <c...@anastigmatix.net> writes:
> ISO seems to allow spaces among the digits of a binary literal, so as
> to group them for readability, as in X'00ba b10c'. We seem not to.
Hmm. SQL99 did not allow noise spaces in <binary string literal> and
related productions, but it does look like they added that in SQL:2008.
> (The B'...' form appears to be a PostgreSQL extension, but I imagine
> if ISO had it, it would allow spaces too.)
The B'...' form was there in SQL99. The committee took it out in
SQL:2003 or so, along with the BIT type, but we still have both.
regards, tom lane
