On Fri, Feb 4, 2011 at 1:15 PM, Itagaki Takahiro
<itagaki.takahiro@gmail.com> wrote:
> On Sat, Feb 5, 2011 at 03:04, Robert Haas <robertmhaas@gmail.com> wrote:
>>>> I am still not in favor of adding this syntax.
>>>
>>> I also don't like the syntax, but unfortunately, almost all of
>>> them are in the SQL standard :-(.
>>
>> The standard specifies this syntax for arrays, or for multisets?
>
> Multisets. But I chose the same function name and syntax because
> arrays *are* multisets by definition.
In math class, maybe. But in programming, no. Multiset is a
datatype. Array is a different datatype. There is no reason why we
need to clutter our parser with extra keywords to support a
non-standard feature extension.
--
Robert Haas
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