Craig Ringer <craig(at)postnewspapers(dot)com(dot)au> writes:
> i = length(texto)
>> ^^^
>>
>> i := length(texto)
> Whoops, I spoke too soon - it seems both are valid for assignment. Has
> that always been true?
Yeah, it's not documented, but AFAIK plpgsql has always taken both.
regards, tom lane