Tom Lane wrote:
> Note that there is no particular need to insist on any nearby newlines.
> If the construct is written just following an identifier or keyword,
> then you do need some intervening whitespace to keep the $Q$ from being
> read as part of that identifier, but I doubt this will bother anyone.
> 
> Note that I'm allowing only letters, not digits, in the string; this
> avoids any possible ambiguity with $n parameter tokens.  We have no
> other SQL tokens that are allowed to start with $, so this creates no
> other lexical ambiguity.

Sounds interesting.  So it is $$text$$ or $quote$text$quote$?

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