Alvaro Herrera <alvherre@commandprompt.com> writes:
> Matthias Luedtke wrote:
>> Basically, conditional statements are annotated with integers that
>> represent weights, like
>>
>> (...)WHERE (foo = 'a')[42] OR (bar = 'b')[20]
> (That particular notation has the drawback that the [n]
> would be interpreted as an array index though.)
Indeed --- unless you are prepared to rip out array support, you had
better choose some other notation.
regards, tom lane