Re: Boolean operators without commutators vs. ALL/ANY

On Jun17, 2011, at 03:42 , Alvaro Herrera wrote:
> To make matters worse, our delimiters for regexes are the same as for
> strings, the single quote.  So you get
> 
> foo =~ 'bar'    /* foo is the text column, bar is the regex */
> 'bar' =~ foo    /* no complaint but it's wrong */
> 
> 'bar' ~= foo    /* okay */
> 'foo' ~= bar    /* no complaint but it's wrong */
> 
> How do I tell which is the regex here?  If we used, say, /, that would
> be a different matter:

How is this different from the situation today where the operator
is just "~"?

best regards,
Florian Pflug